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NAD M56 Service Manual
Summary of M56
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Ser vice manual ser vice manual m56 model : m56 ser vice manual © nad 20 10 nad electronics international toronto blu-ray disc tm player blu-ray disc tm player m 5 6 m 5 6 blu-ray disc tm player.
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Contents section 1 ........ Summary section 2 ........ Cabinet & main chassis section 3 ........ Electrical section 4 ........ Hl-05p loader part section 5 ........ Replacement parts list 1-1.
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Section 1 summary contents product safety servicing guidelines for blu-ray disc player products ................................................................................................ 1-3 servicing precautions ....................................................................................
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Product safety servicing guidelines for blu-ray disc player products important safety notice this manual was prepared for use only by properly trained audio-video service technicians. When servicing this product, under no circumstances should the original design be modified or altered without permis...
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Servicing precautions caution: before servicing the blu-ray disc player covered by this service data and its supplements and addends, read and follow the safety precautions. Note: if unforeseen circumstances create conflict between the follow- ing servicing precautions and any of the safety precauti...
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Software upgrade 1-5 • burn a dvd recordable disc or usb with a file that is named to “nad_bd_330bb.Rom” or “nad_bd_310bb.Rom”. • insert a upgrading disc or usb. • show help message for disc upgrade as follows. Press play key to upgrade and it will show progress information after completing upgrade ...
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Specifications • general power requirements: ac 1 20 v, 60hz power consumption: 21w dimensions (w x h x d): approx. 17.1 x 2.4 x 11.0 inches (435 x 60 x 280mm) without feet weight (approx.): 3.5kg (7.7lbs) operating temperature: 41°f to 95°f (5°c to 35°c) operating humidity: 5% to 90% • outputs vide...
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Section 2 cabinet & main chassis contents disassembly instructions ........................................................................................................... 2-2 exploded views .............................................................................................................
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Disassembly instructions 1. It is the product appearance. 2. Remove the four screws on the top cover to seperate the top cover. 3. Push the top cover backward to seperate the top cover completely. 4. Remove the eight screws in front panel ( four screws on the bottom , other four screws on the both s...
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Exploded views 1. Cabinet and main frame section 2-3 c001 c002 c005 c006 c008 c012 c007 t001 t002 t003 fs01 fs02 c010 c009 c011 c013 c014 c015 c016 c003 c004 f001 f002 f003 f004 f005 f006 f008 f007 f009 f010 f012 f014 f013 f015 f016 f017 f018 f011 f019 f021 f022 f020 f023 f024 f025 r001 r002 r003 fp...
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Ref.No. Part no. Description qty. Ref.No. Part no. Description qty. C001 67-154003-3 chassis 1 f024 66-011011-0 connectible bracket 1 c002 01-55605-00 decode board(region a) 1 f025 66-154001-1 pcb bracket 1 01-55605-01 decode board(region b) 1 01-55605-02 decode board(region c) 1 r001 67-154001-2b r...
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3. Deck mechanism section (hl-05p) 1437 1025 1439 1047 1048 1041 1011 1030 a002 1431 1002 a001 1001 1003 1026 1013 1017 1433 1016 1015 1012 1020 1020 1046 a52 loader board cable3 cable4 1049 a60 1019 1018 1043 1045 a005 2-5 service part only: a60 part # 36-57700-00 svc purchase order caution no othe...
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4. Packing accessory section 2-6 4 5 ref.N0 part no. Description qty. 1 00-55600-10 m56 regiona 1 00-55600-20 m56 regionb 1 00-55600-30 m56 regionc 1 2 89-051001-0 epe polyfoam 1 3 89-051002-0 epe polyfoam 1 4 ja15-10125-01 or a15-10125-00 ac cord ah:1 ja15-10250-20 or a15-10250-00 ac cord c:1 5 29-...
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Memo 2-7.
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Section 3 electrical contents training master for blu-ray (br-player) ........................................................................... 3-2 1. Distorted picture ........................................................................................................................... 3-2 2...
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Training master for blu-ray (bd) objective: to provide clear and concise guidelines for customer service agents to handle calls on box goods calls. 1. Distorted picture 1-1. Lines on picture distorted picture refers to the customer getting video, but there is a problem with the video. What cables is...
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Training master for blu-ray (bd) what cables is the customer using to connect the bd? No yes determine what cables the customer is using to connect the bd to the tv and if connected properly. Refer to om for connections. Tighten any loose cables. Make sure the customer is not connecting a bd to vcr ...
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Training master for blu-ray (bd) what cables is the customer using to connect the bd? No yes determine what cables the customer is using to connect the bd to the tv and if connected properly. Refer to om for connections. Tighten any loose cables. Make sure the customer is not connecting a bd to vcr ...
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Training master for blu-ray (bd) what cables is the customer using to connect the bd? No yes determine what cables the customer is using to connect the bd to the tv and if connected properly. Refer to om for connections. Tighten any loose cables. Make sure the customer is not connecting a bd to vcr ...
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Training master for blu-ray (bd) what cables is the customer using to connect the bd? No yes determine what cables the customer is using to connect the bd to the tv and if connected properly. Refer to om for connections. Tighten any loose cables. Make sure the customer is not connecting a bd to vcr ...
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Training master for blu-ray (bd) 2. No picture 2-1. Black screen the entire screen is black. Does the bd on-screen menu appear? No yes make sure the customer did not select 480i resolution in the menu of the bd player if using hdmi connections. Change resolution on upconversion bd player by pushing ...
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Training master for blu-ray (bd) does the bd on-screen menu appear? No yes make sure the customer did not select 480i resolution in the menu of the bd player if using hdmi connections. Change resolution on upconversion bd player by pushing the resolution button of the remote con- troller. Hdmi don’t...
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Training master for blu-ray (bd) does the bd on-screen menu appear? No yes make sure the customer did not select 480i resolution in the menu of the bd player if using hdmi connections. Change resolution on upconversion bd player by pushing the resolution button of the remote con- troller. Hdmi don’t...
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Training master for blu-ray (bd) does the bd on-screen menu appear? No yes make sure the customer did not select 480i resolution in the menu of the bd player if using hdmi connections. Change resolution on upconversion bd player by pushing the resolution button of the remote con- troller. Hdmi don’t...
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Training master for blu-ray (bd) is the customer using a digital cable connection? No yes make sure the customer’s simultaneously connecting analog component cable with hdmi cable. And then if copy protected disc is playing back, analog component output is no picture. Only when the analog output is ...
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Training master for blu-ray (bd) 3. Picture color 3-1. No color the video displays no color and only shows in black and white. What cables is the customer using to connect the bd? No yes determine what cables the customer is using to connect the bd to the tv and if connected properly. Refer to om fo...
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Training master for blu-ray (bd) what cables is the customer using to connect the bd? No yes determine what cables the customer is using to connect the bd to the tv and if connected properly. Refer to om for connections. Tighten any loose cables. Make sure the customer is not connecting a bd to vcr....
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Training master for blu-ray (bd) 4. Noise/audio problems 4-1. No audio the customer is not able to get audio. What cables is the customer using to connect the bd? No yes determine what cables the customer is using to connect the bd to the tv and if connected properly. Refer to om for connections. Ti...
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Training master for blu-ray (bd) what cables is the customer using to connect the dvd? No yes determine what cables the customer is using to connect the bd to the tv and if connected properly. Refer to om for connections. Tighten any loose cables. Make sure the customer has audio cables connected if...
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Training master for blu-ray (bd) does the noise only happen when a disc is playing? No yes bds make a slight hum when playing discs. A clicking noise or a noise interfering with audio may indicate a problem. Try multiple discs. Multiple discs with the same issue means the bd may need service or be p...
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Training master for blu-ray (bd) 5. Miscellaneous 5-1. No power the unit will not turn on. Is the unit plugged in? No yes make sure the unit is plugged into a surge protector or the wall. Does the unit turn on when the power button is pressed on the unit? No yes see if the unit will turn on when the...
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Training master for blu-ray (bd) is the disc inserted into the bd player properly? No yes make sure the disc has been inserted into the bd player properly. The player can not read a disc inserted into the unit upside down. What type of disc is the customer using? No yes determine the type of disc th...
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Training master for blu-ray (bd) does the unit respond to the buttons on the unit? No yes if the unit will turn on or off with the button on the unit, troubleshoot the remote control. Please refer to remote control not working call flow. Has the customer reset the unit? No if the unit does no respon...
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Training master for blu-ray (bd) does the unit respond to buttons on the front of the unit? No yes if the buttons on the front of the unit do not respond, determine if the product has locked up or if the unit will not turn on. The problem is not the remote control. Make sure the remote control is th...
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Training master for blu-ray (bd) is the disc inserted into the bd player properly? No yes make sure the disc has been inserted into the bd player properly. The player can not read a disc inserted into the unit upside down. What type of disc is the customer using? No yes determine the type of disc th...
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Training master for blu-ray (bd) is the disc inserted into the bd player properly? No yes make sure the disc has been inserted into the bd player properly. The player can not read a disc inserted into the unit upside down. What type of disc is the customer using? No yes determine the type of disc th...
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Training master for blu-ray (bd) 5-8. Can access menu, but not play a movie the disc menu is displayed but the disc will not play. 3-23 check the system information screen of the bd player. No yes go into the system information screen of the bd player. To access this menu, bring up the main menu. Go...
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Training master for blu-ray (bd) is the movie wide screen or full screen? No yes a full screen movie played on a wide screen tv will have bars on the left and right side of the tv. The customer needs to make sure they choose the appropriate type of movie they want to view. What is the aspect ratio o...
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Training master for blu-ray (bd) is the disc currently playing? No yes ask the customer to press stop to stop the disc from playing. Ask the customer to press the resolution button to change the resolution. The bd player will not change resolutions while the disc is playing. Is the customer using co...
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Training master for blu-ray (bd) why does it take so long to load my bds? No the loading times for a blu-ray disc is 30 seconds. When a customer switches from one disc to another, the lens will change which is what causes the delay. Blu ray require different lasers to read the discs. 6. Blu-ray play...
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Is the d125 normal? Electrical troubleshooting guide 1. Power supply (smps) no .5.3va yes is the f101 normal? Replace the f101 (use the same fuse) yes no is the bd101 normal? Replace the bd101 yes no is the r101 normal? Replace the r101 yes no is vcc (13v~27v) supplied to ic101 pin4? Is the d102 nor...
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Electrical troubleshooting guide no no 3.3v check or replace the ic153 check or replace the d123 is the vcc(3.8v) supplied to ic153 pin1? No check the dvd ctl “h” signal from μ-com is the ic153 pin4 “h”? Yes yes yes no no 5v check or replace the ic152 check or replace the d132 is the vcc(5.5v) suppl...
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Power on normal tv function ok front i/f cable connect " please wait" display on vfd ok? Front i/f cable connection ok? No no yes vfd power cable connect vfd power cable connection ok? No yes yes yes proper display cable connect " logo" display on monitor ok? Display cable connection ok? No no yes 2...
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Power on main board timer board check smps " please wait" display on vfd ok? Cn901, pin6; +5.3v, pin21; -30v, pin7; -27v, pin11; -24v? No no yes yes yes x901 change x901 10mhz ok? No yes ic901 change r916 about 625khz serial clock ok? No yes ic902 change r923 about 500khz ok? No yes dig901 change ch...
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Component video no display 4. Component (ypbpr) video out re-soldering yes no l614 +3.3v ok? Re-soldering yes no r692, r693, r694 signal ok? Re-soldering yes no r650, r651, r652 signal ok? Re-soldering yes no jk602 soldering ok? Component video ok electrical troubleshooting guide 3-31.
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Cvbs video no display ic201 check yes no 5. Cvbs video out r691 video signal input ok? Ic606 check yes no r632 video signal output ok? Re-soldering yes no jk602 soldering ok? Cvbs video ok electrical troubleshooting guide 3-32.
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6. Audio (s/pdif, optical) electrical troubleshooting guide no audio s/pdif, optical audio out ok? Ic702 check jk601 red lighting ok? R6e9 digital audio output ok? Jk601(pin2) +5.0v ok? No no no yes jk601 re-soldering ic201 check yes yes 3-33.
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No audio audio out ok? Yes smps check yes l616 re-soldering ic603(pin8) 12v ok? No no cn701 pin4 12v ok? Q614(pin2) low? No q617 re-soldering yes ic607 pin6,7,8 i2s output ok? No ic201 check yes ic607 pin14,15 audio output before amplifying ok? No ic607 check yes l618, l619, jk602(pin2,5) soldering ...
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8. Hdmi electrical troubleshooting guide no a/v hdmi out ok? Re-soldering jk603 soldering ok? No jk603 pin18 +5v ok? Ic201 check l722 +5v ok? No no ic702 check yes yes l621 re-soldering yes yes 3-35.
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Waveforms 1. System part-1 7601 xtal (27mhz) clk27_xtalp dgnd clk27_xtaln x504 27mhz/18pfcl c504 30pf c518 30pf r511 18 r518 18 ic201 bcm7601 bga 507pin (21 x 21) broadcom close to 7601 and avoid heat sink 1 1 3- 36.
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2. System part-2 (system memory) 7601 ddr2_0_ba0 3 7601 ddr2_0_nwe 6 5 4 3 4 7601 ddr2_0_ncas 5 7601 ddr2_0_clk0 6 3- 37.
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3. Video part-1 (100% full color-bar) dgnd c668 open dgnd ic606 ths7314 in_ch1 1 in_ch2 2 in_ch3 3 vs+ 4 gnd 5 out_ch3 6 out_ch2 7 out_ch1 8 dgnd vdac_pr 5:b4 r6b2 open ic610 ths7316 1 1 in_ch1 2 2 in_ch2 3 3 in_ch3 4 4 vs+ 5 5 gnd 6 6 out_ch3 7 7 out_ch2 8 8 out_ch1 vdac_cvbs b4 d r637 75(1%) r606 ...
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4. Video part-2 (100% full color-bar) c668 open dgnd ic606 ths7314 in_ch1 1 in_ch2 2 in_ch3 3 vs+ 4 gnd 5 out_ch3 6 out_ch2 7 out_ch1 8 dgnd vdac_pr 5:b4 c681 open r6b2 open ic610 ths7316 1 1 in_ch1 2 2 in_ch2 3 3 in_ch3 4 4 vs+ 5 5 gnd 6 6 out_ch3 7 7 out_ch2 8 8 out_ch1 dgnd dgnd r637 75(1%) r606 ...
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5. Audio part (s/pdif) 15 7601_aud0_spdif 15 3- 40
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6. Hdmi part hdmi_2_p hdmi_0_p tp611 hdmi_1_n dgnd hdmi_1_p hdmi_2_n hdmi_scl hdmi_htplg tp622 vcc_5v_av dgnd hdmi_sda hdmi_0_n vcc_5v_av hdmi_clk_n hdmi_clk_p 26 nc 11 tmds_gnd nc 8 tmds_gnd 6 nc 34 tmds_gnd 27 tmds_d0- 33 tmds_d2- 7 tmds_d1+ 5 tmds_gnd 30 tmds_d1- 9 nc 28 tmds_gnd 10 tmds_d0+ 29 n...
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7. Front i/f part jig401 jig405 tp402 tp403 uart_rxd_3 k4 uart_txd_3 k4 r437 10k q406 2sk3018 3 1 2 r439 10k q401 2sk3018 3 1 2 r438 10k c408 0.1uf vcc_3v3 r440 open uart_tx3 5:f4 uart_rx3 5:f4 vcc_5.6v_l dgnd 20 21 uart_txd_0 20 uart_rxd_0 21 3- 42.
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Block diagrams 1. Overall block diagram 3- 43.
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2. Smps block diagram filter switching ic trans feed b. Rectifier(5.3v a) lpf 5.2v pwr ct l 12v 3.3v ac85~264v ڧۊڼڿۀۍ ڧۊڼڿۀۍ lpf ldo 5v ڨڤڞڪڨ rectifier(-29v a) rectifier fd(+) fd(-) - 29v a rectifier (primary ) fuse rectifier(13.5v a) rectifier(5.5v a) rectifier(3.8v a) ldo ldo lpf 12v ڜېڿۄۊ ڜڨګ Έ Κ...
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3. System structure block diagram bcm7601 256-mb ddr-sdram 1gb(32bit) 800 ddr2-sdram cvbs x’tal hdmi v1.3 spdif hdmi front panel smps +12v +5v +3.3v vfd_v hl04-p loader reset rj-45 ypbpr sdram uart-0 256-mb ddr-sdram 1gb (32bit) 800 ddr2-sdram sata micom (upd78f0535gk) ebi bu s 1gmb (8bit) nand flas...
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4. Front part block diagram upd78f0535 (micom) bcm7601 hdmi front panel smps +5.3va vfd uart-3 cec simplink(v1.0) cec loader (hl05p) instant open r/c vfd 10m x’tal reset reset x1,2 key button & le d (pla y , stop, rew,ff) / open key usb ja ck usb pt6315 pwr ctrl (3.3v,1.8v,1.2v) main usb 6g pwr ctrl...
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5. 2ch audio interface block diagram 2 ch rca audio da c pcm1781 op-amp 13404m micom mute : acti v e “h” broadcom 7601 mute zero mute dd/dts/pcm stereo front t imer i2c lpf 3- 47.
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6. 7.1ch audio interface block diagram fl /fr rca audio da c 7.1ch akm4359 op-amp mc 4580 micom mute : activ e “h” broadcom 7601 mute zero mut e front t imer i2c sl / sr rca rsl / rsr rca center / w oofer rca dd / dts / pcm stereo / multi-ch pcm / dts-hd master / dolby digital plus / dolby t rue hd ...
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7. Video block diagram bcm7601 cvb hdmi v1.3 hdmi ypb p composite tmds ypbpr ths7314 (sd v ideo filter) ths7316 (hd v ideo filter) 3.3v dc to dc converter 3.3v 1.2v 1.2v smps ldo 3.3v 3- 49.
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8. Wi-fi block diagram dc 5v usb interfaces bcm43231 ant1 usb interfaces rt8020 dc 1.2v dc 3.3v 20mhz xtal rx/tx sw rx/tx sw ant0 3- 50
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Memo.
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3- 51 3- 52 circuit diagrams 1. Smps circuit diagram a b c d e f g h i j k l m n o p q r s t no power bd101,r101 is defective vfd no power d126 is defective 13va no power d122 is defective s/w error ic101,ic104 is defective switching error ic102,ic103 are defective no power f101 is defective 5v nopo...
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3- 53 3- 54 2. Bcm7601-2 circuit diagram ddr2_0_data[15] ddr2_0_data[8] ddr2_0_addr[5] ddr2_0_data[22] ddr2_1_data[25] ddr2_1_data[24] ddr2_0_data[24] ddr2_1_addr[9] ddr2_0_addr[2] ddr2_1_data[16] ddr2_1_addr[13] ddr2_0_data[13] ddr2_0_data[3] ddr2_0_data[20] ddr2_0_data[4] ddr2_1_addr[10] ddr2_0_da...
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3- 55 3- 56 3. Ddr2-800 circuit diagram ddr2_0_addr[0] ddr2_0_data[20] ddr2_0_data[16] ddr2_0_data[28] ddr2_0_data[18] ddr2_0_data[26] ddr2_1_data[3] ddr2_1_addr[10] ddr2_0_addr[1] ddr2_0_data[30] ddr2_1_data[6] ddr2_1_addr[8] ddr2_1_data[29] ddr2_0_addr[3] ddr2_0_data[31] ddr2_1_data[1] ddr2_1_data...
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3- 57 3- 58 4. Nand, sata interface, ethernet circuit diagram ebi_data[4] ebi_data[1] ebi_data[2] ebi_data[0] ebi_data[6] ebi_data[7] ebi_data[3] ebi_data[5] tp408 vcc_3v3 tp404 cn401 ca401 22uf/16v dgnd dgnd vcc_3v3 jig402 cn406 1 dgnd 2 sata_txdp1 3 sata_txdn1 4 dgnd 5 sata_rxdn1 6 sata_rxdp1 7 dg...
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3- 59 3- 60 5. Bcm7601-1 circuit diagram clk27_xtalp c3 dgnd clk27_xtaln c3 clk27_xtalp d2 clk27_xtaln d2 c532 22uf pll_avdd12 dgnd vcc_1v2 pll_avdd12 dgnd vdac_cvbs 6:d4 r501 562(1%) dgnd vdac_vdd33 l501 hb2012_1000 vcc_3v3 c529 22uf vdac_vdd33 aud0_spdif h6;6:j2 vcc_1v2 usb_vdd12 dgnd l506 hb2012_...
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3- 61 3- 62 6. A/v output circuit diagram 7v 7v 12v 12v 7v 7v 12v 12v 7v 7v 12v 12v 7v 7v 12v 12v a - b + + - cvbs f4 hdmi_2_p 5:c5 hdmi_0_p 5:c5 comp_pr i5 tp611 hdmi_1_n 5:c5 dgnd dgnd comp_y i5 vcc_5v_av hdmi_1_p 5:c5 hdmi_2_n 5:c5 tp619 hdmi_scl 5:c5 hdmi_htplg 5:c5 tp622 dgnd vcc_5v_av audio_fr...
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3- 63 3- 64 7. Power supply circuit diagram dgnd dgnd dgnd dgnd vcc_1v8 dgnd dgnd r716 24k(1%) dgnd r720 30k(1%) dgnd vcc_5.6v_l dgnd dgnd vcc_5v_av dgnd dgnd vcc_5.6v_l dgnd dgnd dgnd dgnd dgnd r705 80.6k(1%) ca702 22uf/16v vcc_5.6v_l dgnd r708 42.2k(1%) dgnd p_con_1v8 4:k4;h3 vcc_1v2 p_con_1v8 4:k...
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8. Analog audio 7.1ch. Circuit diagram a 1 2 3 4 5 6 7 8 9 10 11 12 b c d e f g h i j k l m n o p q r s t 3- 65 3- 66.
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9. Front timer / key circuit diagram a 1 2 3 4 5 6 7 8 9 10 11 12 b c d e f g h i j k l m n o p q r s t 3- 67 3- 68 "sw901" is replaced with a 2 pins connector for "m56 fpp_sub-board" connection (j806). "rc901" is replaced with a 3 pins connector for "m56 fpp_sub-board" connection (j805). "cn902" is...
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10. Usb, gpio, strap circuit diagram (optional) usb_n usb_p vdd3_3 vdd3_3 vdd1_2a vdd1_2a vdd3_3 vdd2_5 vin5v vdd5 vdd1_2a ext pu vrxa1_1 vrxa0_1 status ext pd ext pu ext pu ext pu vtxa0_1 vrxa0_0 netname pa_cntrl_2g_1 ext pu pin name mimophy_pa_cntrl_2g_1 xlna_cntl_2g_pu0 usb interface/gpios/strap ...
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11. Power and control circuit diagram (optional) rxg_0 rxg_1 txg_0 txg_1 vdd1_2a vdd2_5 vdd3_3 vdd_cp_1p2 vdd_rf_ldo vdd_vco_1p2 vdd_xtal_1p2 vrxa1_1 vtxa0_0 vtxa1_1 xtal_in xtal_in xtal_out xtal_out xlna_cntl_2g_pu0 vtxa0_1 vrxa0_1 pa_cntrl_2g_1 v d d _ x t a l _ 1 p 2 v d d _ v c o _ 1 p 2 vdd_rf_...
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12. Rf antenna circuit diagram (optional) a0_ant0 rxg_0 tx_2g_pa_0 vrxa0_0 vtxa0_0 txg_0 a0_ant1 vrxa1_1 vtxa1_1 txg_1 rxg_1 tx_2g_pa1 vrxa0_0 vtxa0_0 txg_0 vrxa1_1 vtxa1_1 txg_1 rxg_0 rxg_1 rf antenna wednesday, november 05, 2008 rf antenna wednesday, november 05, 2008 rf antenna wednesday, novembe...
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 a b c d e f g h i j k l m n o p q r s 1 2 j808 usb 1 2 j807 usb 1 2 3 j805 ir&pwr 1 2 3 4 5 cn801 to-fpp 1 2 3 4 cn802 to-usb 1 2 3 j806 key 5v gnd key led ir u+5v d- d+ gnd m56 fpp_sub-board 1 2 3 u801 original ir receiver r811 330r 5v c801 47uf/16v c803 47uf/16v...
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3- 77 3- 78 circuit voltage chart 1. Main board ics (volt) pin ic402 ic609 ic603 ic610 ic606 ic702 ic704 ic706 stop play stop play stop play stop play stop play stop play stop play stop play 1 0.00 0.00 5.30 5.30 3.60 3.60 0.00 0.00 0.00 0.00 5.30 5.30 6.78 6.78 1.27 1.27 2 0.00 0.00 3.30 3.30 2.40 ...
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3- 79 3 8 - 80 printed circuit board diagrams 1. Main p.C.Board (top view) (bottom view).
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3- 81 3- 82 2. Smps p.C.Board (top view) (bottom view).
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3 m56 fpp+sub+usb p.C.Boards (top view) (bottom view) 3- 83 3 -84.
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3- 85 3- 86 4. Front timer p.C.Board (top view) (bottom view).
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6. Wi-fi p.C.Board (top view) 5. Analog 7.1ch p.C.Board (top view) 3- 87 3- 88 (bottom view) (bottom view).
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3- 89 3- 90 memo memo.
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4-1 section 4 hl-05p loader part contents internal structure of the pick-up ................................................................................... 4-1 1. Optical layout .........................................................................................................................
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4-1 internal structure of the pick-up 1. Optical layout 405nm ld pd 㻼㻰 650/780nm ld dvd/cd layout blu-ray layout 2- obl type dvd / cd 㸩 bd.
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4- 2 2. Sf-bd412 pdic composition a 䡚 d sa 䡚 sd a 䡚 d sa 䡚 sd sw sw2 sw1 sw3 rf+,rf- rf+,rf- vcc vr e f gnd gnd vr e f vcc for dvd/cd for blue rf+,rf- sa 䡚 sd a 䡚 d sw3 sw sw2 sw1 gnd vref vcc 7z rs lq vi ru j dl q fk dq jh ry hu r i% ' output signals share the pin in every mode. ٮ sw ,sw1, sw2,sw3 ...
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4- 3 3. Pick-up connector terminal pin assignments pin no. Pin name description 1 fcs2+ act focusing2+ 2 fcs2- focusing2- 3 trk+ tracking+ 4 fcs1+ focusing1+ 5 trk- tracking- 6 fcs1- focusing1- 7 a- cl shifter stepping motor a- terminal 8 b- stepping motor b- terminal 9 a+ stepping motor a+ terminal...
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4- 4 major ic internal block diagram and pin description 1. Lic501 (mt8575) : blu-ray signal processor single chip 1-1. Pin assignment m t8575 blu-ra y optical disk c ontr oller single chip 96 fg 95 gio2 94 txd_a/gio11 93 rxd_a/led2/gio10 92 gio9/spokf 91 gio8 90 gio7/mute3 89 gio6 88 gio5 87 gio4 8...
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4- 5 1-2. Block diagram clock gpio 2m-byte serial flash arm micro-controller gio bd/dvd/cd demodulation unit prml pll rf circuit unit panel control unit laser power control logic tray & actuator control unit servo control unit spindle control system control unit sata interface unit 1m-word sdram buf...
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4- 6 1-3. Pin function pin no pin name type description rf signals & s/h control pulses (21) 5 trina analog input input of tracking signal (a) 6 trinb analog input input of tracking signal (b) 7 trinc analog input input of tracking signal (c) 8 trind analog input input of tracking signal (d) 9 ina a...
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4- 7 pin no pin name type description 31 avdd12_3 analog power(1.2v) power pin 32 avdd12_4 analog power(1.2v) power pin 43 avdd33_4 analog power(3.3v) power pin 116 avdd12_1 analog power(1.2v) power pin 127 avdd33_1 analog power(3.3v) power pin low-speed general output (10) 33 lgo1p analog output lo...
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4- 8 pin no pin name type description ldd serial interface (3) 44 ldd_sdio ldd serial interface data. The pin is spike-free at power-on stage. 45 ldd_clk ldd serial interface clk. The pin is spike-free at power-on stage. 46 ldd_sen ldd serial interface command enable. The pin is spike-free at power-...
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4- 9 2. Lic201 (r2a30232sp) : spindle motor and 6ch actuator driver 2-1. Block diagram for spindle 7-13.2v vm1 common u v w fo+ fo- tr+ tr- tl+ tl- lo+ lo- gnd vm3 gnd for /fo/tr/tilt 4.5~5.5v for loading 7~13.2v h bridge 4.5~5.5v 5vcc trin tlin splim foin output ron 1ohm output ron 1.5ohm dsp outpu...
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4- 10 pin no symbol function 1 spin spindle control voltage input 2 sl1in slide control voltage input 1 3 sl2in slide control voltage input Çq 4 splim input terminal for spindle current limit 5 vm2 motor power supply Çq(for slide) 6 sl2+ slide non-inverted output 2 7 gnd gnd 8 sl2- slide inverted ou...
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Memo.
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4- 12 4- 11 circuit diagram.
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4- 14 4- 13 circuit voltage chart mode: bd-rom playback lic100 pin no. Voltage 1 0.00 2 pulse 3 3.30 4 0.00 5 0.00 6 pulse 7 3.30 8 3.30 lic201 pin no. Voltage 1 1.53 2 1.42 3 1.38 4 1.23 5 12.19 6 0.00 7 0.00 8 pulse 9 pulse 10 pulse 11 0.00 12 4.50 13 4.50 14 4.50 15 0.01 16 4.50 17 0.00 18 1.24 1...
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4- 15 4- 16 printed circuit board diagrams (top view).
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4- 17 4- 18 (bottom view).