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NAD T 175 Service Manual - Safety Information
2
SAFETY INFORMATION
Manufactured under license under U.S. Patent #’s: 5,451,942; 5,956,674; 5,974,380;
5,978,762; 6,226,616; 6,487,535; 7,003,467; 7,212,872 & other U.S. and worldwide
patents issued & pending. DTS is a registered trademark & the DTS logos and Symbol
are trademarks of DTS, Inc. © 1996-2007 DTS, Inc. All Rights Reserved.
MODEL
T 175 AV TUNER PREAMPLIFIER
POWER RATING 120V 60Hz
2A
NAD ELECTRONICS INTERNATIONAL
633 GRANITE COURT, PICKERING, ON, CANADA L1W 3K1
DESIGNED & ENGINEERED IN CANADA, CUSTOM
MANUFACTURED TO NAD SPECIFICATIONS IN CHINA
MODEL
T 175 AV TUNER PREAMPLIFIER
POWER RATING 230V 50Hz
1A
NAD ELECTRONICS INTERNATIONAL
DESIGNED & ENGINEERED IN CANADA, CUSTOM
MANUFACTURED TO NAD SPECIFICATIONS IN CHINA
Summary of T 175
Page 1
Nad service manual t 175 t 175 av tuner pre-amplifier av tuner pre-amplifier draft date: may 2008.
Page 2: Safety Information
2 safety information manufactured under license under u.S. Patent #’s: 5,451,942; 5,956,674; 5,974,380; 5,978,762; 6,226,616; 6,487,535; 7,003,467; 7,212,872 & other u.S. And worldwide patents issued & pending. Dts is a registered trademark & the dts logos and symbol are trademarks of dts, inc. © 19...
Page 3: Service Safety Precautions
3 service safety precautions 1. Replacing the fuses caution: for continued protection against the risk of fire replace only with same type of fuse. Reference designator database part number description f8001*ah 20-001-0076-90 fuse 1.6a 250v time lag lbc 5x20mm tsd ul/csa/vde/semko f8001*c,ct 20-001-...
Page 4: Specifications
4 specifications pre amplifier section rated distortion (ext 7.1 1khz 500mv input ,pre-out 1v with 30khz lpf, fl/c/fr) ≤ 0.1 % (ext 7.1 1khz 500mv input ,pre-out 1v with 30khz lpf, sl/sr/bl/br) ≤ 0.1 % s/n ratio (ext 7.1 1khz 500mv input ,pre-out 1v with a-wtd, 1kΩ termination, ≥ - 85 db fl/c/fr/sl/...
Page 5
5 dts section output level (vol 0 db) : fl/fr/c/sl/sr track 6 1 khz 200 ± 10mv channel difference (fl ref) : fl/fr/c/sl/sr track 6 1 khz 0 ± 1.5 db harmonic distortion (audio filter) : fl/fr/c/sl/sr track 10-14 1 khz ≤ 0.08 % frequency response (20 hz to 20 khz) track 26-30 +2/-1.5 db subwoofer outp...
Page 6
6 i.F. Rejection (10.7 mhz) ≥ 78 db − pilot suppression (98 mhz) ≥ 50 db ≥ 50 db thd (60 dbμ, l=r 75 khz for ah, 40 khz dev for c) mono ≤ 0.5 % ≤ 0.5 % stereo ≤ 0.5 % ≤ 0.5 % auto-search sensitivity on ≥ 24 db μ ≥ 24 db μ off ≤ 15 db μ ≤ 15 db μ rds decode sensitivity ≤ 26 db μ − physical specificat...
Page 7
7 front panel rear panel / front panel view rear panel 1. 7.1 ch input 2. Audio preout 3. Mp dock 4. Fm,am antenna input 5. Xm module input(ah) dab module inout(c,ct) 6. Rs-232 1. Power button 2. Standby led 3. Info 4. Am/fm/db 5. Tuner mode 6. Memory 7. Navigation and enter button 8. Vacuum, fluore...
Page 8: Disassembly Instructions
8 disassembly instructions 1. Remove machine screws m4.0 x 8.0 ( x 6pcs ) from the side panels. Remove tapping screw 3.0 x 8.0 ( x 4pcs ) from the back panel. Refer to figure no. 1 . 2. Pull both sides of the top cover slightly outwards and tilt approx. 35 ° and then remove in the direction as indic...
Page 9: Wiring Diagram
9 wiring diagram.
Page 10: Wiring Diagram Parts List
10 wiring diagram parts list item database part number description remark 1 17-012-3970-90 cable assy 4 ways awg26 2.5p ul2468 psu-j8002a l=600mm (rohs) 2 17-012-3966-90 cable assy 1 way awg18 ul1672 blue psu-j8011 l=120mm faston 4.8mm (rohs) 3 17-012-3967-90 cable assy 1 way awg18 ul1672 brown psu-...
Page 11: Block Diagram
11 block diagram.
Page 12: Special Function
12 special function function keys notes factory reset ah source down + front/mp factory reset c source up + front/mp toggle ir channel source down + power only for v1.08 or higher. Check mcu version source down + source up for v1.03 or higher, this checks all versions. Check dsp version source down ...
Page 13
13 details & waveforms on system test & debugging dsp u1007 pin 70 - clock for external memory, 100mhz u1007 pin 17 - x1001c output, 24.576mhz u1007 pin 2 - master clock (analog), 12.288mhz u1007 pin 2 - master clock (pcm), 11.2896mhz u1007 pin 12 – left/right clock (analog), 48khz u1007 pin 12 - le...
Page 14
14 u1007 pin 9 - serial clock (analog), 3.072mhz mcu u2001 pin 12 - x2001a output, 20.000mhz hdmi u12 pin 38 – u3 output, 28.636mhz.
Page 15
15 u9 pin 1 –dac_hs (osd off), 31.48khz u9 pin 54 –dac_vs (osd on, ntsc), 60hz u9 pin 1 –dac_hs (osd on), 15.72khz u9 pin 54 –dac_vs (osd on, pal), 50hz u9 pin 54 –dac_vs (osd off), 60hz u9 pin 4 –dac_fld (osd off), idle.
Page 16
16 u9 pin 4 –dac_fld (osd on, ntsc), 30hz u9 pin 51 –pclk (osd on), 27mhz u9 pin 4 –dac_fld (osd on, pal), 25hz u9 pin 51 –pclk (osd off), 27mhz.
Page 17: Pcb Layout
17 pcb layout dsp board - copper side.
Page 18
18 dsp board - component side.
Page 19
19 key board - component side key board - copper side.
Page 20
20 pre-out board- copper side.
Page 21
21 pre-out board-component side.
Page 22
22 volume board - copper side.
Page 23
23 volume board - component side.
Page 24
24 f-video board - copper side f-video board - component side.
Page 25
25 main board -component side.
Page 26
26 main board -copper side.
Page 27
27 trigger board - component side trigger board - copper side.
Page 28
28 component board-component side component board-copper side.
Page 29
29 video board - copper side video board - component side.
Page 30
30 hdmi board-copper side.
Page 31
31 hdmi board-component side.
Page 32
32 connector 1 board-component side.
Page 33
33 connector 1 board-copper side.
Page 34
34 psu-std board-component side.
Page 35: Schematic Diagram
35 schematic diagram power supply(stand by) ! ! ! ! ! ! ! ! ! ! P o w e r t r ansfo r m er t o j 753a to p o w e r s u p p ly 2 (k e y b o a r d ) to p o w e r s w itc h bw n/ w h t bl u / bl k fo r f8001: ul : 1 a ce: 500m a fo r f8002: u l v e r. : 3. 9m fo r r8005: u l : n .I. Ce : j u m p e r fo...
Page 36
36 dsp-1 o pt 3 o pt 1 o pt 2 c o a x o u t o pt o u t c o a x 1 c o a x 2 c o a x 3 f o r c e q 1 0 1 7 dtc 1 1 4 e k a r 1 0 3 5 4 .7 k, c 1 0 2 7 1 0 u /1 6 v , c 1 0 2 6 0 .1 u , u 1 0 0 6 7 4 h c 2 5 1 d, n .I. F o r c e r 1 3 2 4 & r 1 3 2 5 c 1 0 7 7 0 .1 u 5 0 v c 1 0 7 9 0 .1 u 5 0 v c 1 0 ...
Page 37
37 dsp-2 8 4 u 1 0 3 1 -c n jm 5 5 3 2 m r 1 1 6 7 1 0 r 1 0 9 0 1 0 r 1 0 8 6 1 0 r 1 0 8 2 1 0 r 1 0 7 8 1 0 5 + 6 - 7 u 1 0 3 1 -b n jm 5 5 3 2 m 3 + 2 - 1 u 1 0 3 1 -a n jm 5 5 3 2 m c 1 3 0 2 1 0 0 p 5 0 v c 1 3 0 1 1 0 0 p 5 0 v r 1 1 8 5 7 .5 k r 1 1 8 2 7 .5 k c 1 2 6 0 2 7 0 0 p 5 0 v c 1 2...
Page 38
38 dsp-3 b ypa s s c a ps f o r da 7 0 8 & o pa 2 1 3 4 0 .1 u f - pin 8 , 1 6 , 2 0 , 3 3 , 4 4 , 5 3 , 5 7 , 6 5 , 7 7 , 8 5 , 9 0 , 1 0 1 , 1 2 3 , 1 2 8 , 1 3 2 , 1 0 , 3 1 , 4 2 , 5 0 , 6 0 , 6 8 , 7 3 , 8 1 , 9 2 , 1 0 3 , 1 1 2 , 1 2 5 , 1 3 6 (f or da 7 0 8 , total 2 8 pcs) 0 .1 u f - pin 8 ...
Page 39
39 keyboard 1 1 2 4 3 5 4 52 5 53 6 54 7 55 8 56 9 57 10 58 11 59 12 60 13 61 14 62 15 63 16 64 17 65 18 66 19 69 v d2 2 0 1 v f d-1 6 -b t-1 3 0 g in k r 2 2 0 1 1 k r 2 2 0 2 4 .7 k r 2 2 0 3 2 .2 k e c b q 2 2 0 1 2 s d1 9 1 8 r 2 2 0 4 3 3 k r 2 2 0 5 4 7 0 r 2 2 0 9 4 7 0 r 2 2 0 7 1 0 k d2 2 0...
Page 40
40 pre-out-1 front l front r surr l surr r surr-b l surr-b r subw 2 subw 1 center surr-b l surr-b r surr r surr l front l front r center subw 7.1 ch input audio pre-out front l front r surr l surr r surr-b l surr-b r subw center for t175: d6905-d6909 - gs1g c6975-c6979 -100p q6815-q6819 - t3906 m650...
Page 41
41 pre-out-2 front l front r surr l surr r surr-b l surr-b r center for t175: all n.I. 8 4 u6502-c n.I. C6957 n.I. 50v c6958 n.I. 50v c6959 n.I. 50v c6960 n.I. 50v c6964 n.I. 50v c6963 n.I. 50v c6962 n.I. 50v c6961 n.I. 50v 8 4 u6602-c n.I. 8 4 u6802-c n.I. C6969 n.I. 50v c6970 n.I. 50v c6971 n.I. 5...
Page 42
42 volume-1 audio 4 out / zone 4 r audio 4 out / zone 4 l audio 5 r audio 5 l audio 6 r audio 6 l audio 4 l audio 4 r audio 3 out / zone 3 l audio 3 out / zone 3 r audio 3 l audio 3 r audio 2 l audio 2 r audio 1 l audio 1 r zone 2 l zone 2 r +7.5v supply -7.5v supply 7 8 9 m6001-c 4 5 6 m6001-b r610...
Page 43
43 volume-2 for t175: all n.I. C6142 47u 16v c6144 0.1u 50v c6145 0.1u 50v c6143 47u 16v c6162 10u 16v r6025 56k 1/16w c6163 n.I. 50v 3 + 2 - 1 u6011-a n.I. C6164 n.I. 50v r6027 n.I. 1/16w r6026 n.I. Mf 1/16w c6165 n.I.16v c6170 10u 16v r6037 56k 1/16w c6171 n.I. 50v 5 + 6 - 7 u6011-b n.I. C6172 n.I...
Page 44
44 f-video f r o n t o ptic a l in pu t m ic /m p in f r o n t s -v ide o in pu t f r o n t f r o n t f r o n t h e a dph o n e c o m po s ite in pu t r (m o n o ) in pu t l in pu t m ic _ b ia s : h : m p3 l: m ic 5 v 3 .1 v 2 v + 2 6 db g a in r 9 3 0 4 7 5 c 9 3 0 5 2 .2 u f5 0 v c g g yg y c 3 5...
Page 45
45 main board-1 a c 4 .8 v 2 a c 4 .8 v 1 a c 8 .8 v 4 a c 8 .8 v 3 a c 8 .8 v 2 a c 8 .8 v 1 a c 1 7 .6 v 2 a g n d a c 1 7 .6 v 1 b r o w n b r o w n b lu e b lu e o r a n g e o r a n g e v io le t g r e y v io le t g r e e n a dj o u t in u 2 0 1 3 lm 3 1 7 r 2 0 4 8 1 k 1 /1 6 w 1 % d2 0 0 8 0 -...
Page 46
46 main board-2 0 o h m f o r c e r 2 0 1 7 & r 2 0 1 8 r 2 0 1 5 & r 2 0 1 6 n .I. F o r c e 1 2 0 6 (+ 5 v for c e ) 1 p 9_5 2 p 9_3 3 p 9_2 4 p 9_1 5 p 9_0 6 c n vss 7 p 8_7 8 p 8_6 9 re s e t 10 xo u t 11 vss 12 xi n 13 vc c 14 p 8_5 15 p 8_4 16 p 8_3 17 p 8_2 18 p 8_1 19 p 8_0 20 p 7_7 2 1 p7 _...
Page 47
47 trigger a u to o f f a u to o f f o f f o n o f f o n s o f t c lippin g s w itc h tr ig g e r m o de s w itc h ir in ir o u t 1 ir o u t 2 ir o u t 3 tr ig g e r in tr ig g e r o u t 1 tr ig g e r o u t 2 tr ig g e r o u t 3 q 2 3 1 6 , q 2 3 1 7 , q 2 3 1 8 , q 2 3 1 9 r 2 3 2 9 , r 2 3 4 8 r 2...
Page 48
48 component video dv r in y s a t in y s a t in c b dv r in c b dv r in c r s a t in c r dv d in c r c o m po n e n t o u t c r c o m po n e n t o u t c b dv d in c b dv d in y c o m po n e n t o u t y (n o te 1 ) c 4 0 0 3 - c 4 0 0 5 : 1 0 0 0 u for t1 7 5 /t7 7 5 /t7 8 5 (n o te 1 ) (n o te 1 ) ...
Page 49
49 video v ide o 1 in v ide o 2 in v ide o 3 in v ide o 3 o u t v ide o 4 in v ide o 4 o u t v ide o 5 in m o n ito r o u t z o n e 2 m o n o u t r 4 1 0 1 7 5 1 /1 6 w r 4 1 0 2 7 5 1 /1 6 w c 4 1 0 2 2 .2 u5 0 v c 4 1 0 1 2 .2 u5 0 v r 4 1 0 3 7 5 1 /1 6 w r 4 1 0 4 7 5 1 /1 6 w c 4 1 0 4 2 .2 u5 ...
Page 50
50 hdmi-1 e ith er on e set (r 1 0 3 ~ r 1 0 6 or r 1 0 7 ~ r 1 1 0 ) will be in serted. R 1 0 3 ~ r 1 0 6 passin g c pld r 1 0 7 ~ r 1 1 0 bypass c pld 1 tp1 9 r 9 4 3 0 1 l1 3 3 .3 u h c 5 5 6 8 pf l1 1 3 .3 u h r 9 2 6 0 4 r 9 0 3 0 1 r 8 6 7 5 1 % r 8 7 1 .8 2 k 1 % r 8 9 1 .8 2 k 1 % r 8 8 7 5 ...
Page 51
51 hdmi-2 1 nc 1 2 sd a1 3 sc l 1 4 gn d 4 5 b1 1 6 a1 1 7 v cc7 8 b1 2 9 a1 2 10 gn d 1 0 11 b1 3 12 a1 3 13 v cc13 14 b1 4 15 a1 4 16 gn d 1 6 17 v cc17 18 vsad j 19 pr e 20 nc 20 2 1 s 1 2 2 s 2 2 3 s 3 2 4 g n d2 4 2 5 y4 2 6 z 4 2 7 v c c 2 8 y3 2 9 z 3 3 0 g n d3 0 3 1 y2 3 2 z 2 3 3 v c c 3 3...
Page 52
52 hdmi-3 f or u 2 8 - a dv 7 3 2 0 f or u 3 1 - a d9 3 8 9 f or u 1 2 - a dv 7 4 0 3 f or u 1 4 - a d9 3 8 8 f or u 2 0 - x c 9 5 7 2 x l f or v ideo o p-a m p f or u 1 5 /u 2 3 - tm ds 3 4 1 c 1 3 5 0 .0 1 u f (u 1 2 .9 0 ) c 5 9 0 .0 1 u f (u 1 2 .3 9 ) c 1 3 4 0 .0 1 u f (u 1 2 .1 2 ) c 1 3 3 0 ...
Page 53
53 connector-1 0 2 to ds p to ds p to pr e -o u t to v o lu m e to v o lu m e to h dm i to c o m po n e n t to v ide o to m c u to m c u to m c u (o ptio n a l) to f r o n t in pu t to f r o n t in pu t to f r o n t in pu t to f r o n t in pu t 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1...
Page 54: Electrical Parts List
54 electrical parts list main board pcb assembly *ah 50-901-0175-90 t175 ah main assy pcb assembly *c,ct 50-902-0175-90 t175 c/ct main assy regulators u2007 u2008 u2009 01-004-0048-00 ic volt reg 5v 1a to-220 njm7805fa u2010 u2011 01-004-0049-00 ic volt reg 12v 1a to-220 njm7812 u2012 01-004-0051-00...
Page 55
55 r2035 r2036 r2037 r2038 02-007-0292-00 res smd 2.2k ohm 1% 1/16w 0603 r2050 r2051 r2048 r2055 r2056 02-007-0306-00 res smd 1k ohm 1% 1/16w 0603 r2049 02-007-0321-00 res smd 3.3k ohm 1% 1/16w 0603 smd capacitors c2002 c2003 c2006 c2009 c2010 03-009-0075-00 cap cer smd 0.1uf 50v 20% y5v 0603 c2015 ...
Page 56
56 diodes d8001-d8006 04-001-0003-00 diode 1n4007 do-41 1a/1000v transistors q8001 05-001-0072-00 transistor ss npn hef 100 200mhs to-92 c1815y relays m8002 07-005-0044-90 relay miniature 12vdc/10a 1p1t tv-5 sdt-ss-112dm standby-transformer t8001 10-005-0186-90 transformer pw el-35 100v/220v t05382b...
Page 57
57 smd resistors r6004 r6016 r6028 r6040 r6052 02-007-0042-00 res smd 1k ohm 0603 5% r6064 r6093 r6094 r6097 r6098 r6101-r6104 r6107 r6108 r6111-r6116 r6161 r6162 r6123 r6124 r6127 r6128 02-007-0136-00 res smd 33k ohm 0603 5% r6135-r6140 r6145 r6146 r6151 r6156 r6158 r6159 r6160 r6161 r6006 r6007 r6...
Page 58
58 c6001-c6018 c6124 c6127 03-009-0111-00 cap cer smd 100pf 50v 10% x7r c6130-c6132 c6135 c6265 0603 c6082 c6083 c6085 03-009-0113-00 cap cer smd 10nf 50v 10% x7r 0603 c6150 c6158 c6166 c6174 c6182 03-009-0114-00 cap cer smd 220pf 50v 10% x7r c6191 c6195 c6196 c6197 c6204 0603 c6112 c6113 03-009-011...
Page 59
59 inductors l1008-l1014 07-002-0132-90 ind choke 10uh +/-10% axial ec24- 100k l1007 07-002-0134-90 ind choke 22uh 10% axial ec24- 220k tact switch s1001 11-007-0061-90 sw tact 1p1t 50ma/12v ver h=5mm rca jacks m1005 m1006 m1007 m1008 15-003-0034-90 rca jack 1 orange pcb mount gold w/shield smd ics ...
Page 60
60 r1062 r1069 r1240 r1244-1245*ah 02-007-0141-00 res smd 100 ohm 0603 5% r1028 02-007-0146-00 res smd 47 ohm 0603 5% r1078-1079 r1082-1083 r1086-1087 02-007-0151-00 res smd 10 ohm 0603 5% r1090-1091 r1167-1168 r1226 r1190 r1199 r1208 r1050 02-007-0153-00 res smd 20k ohm 0603 5% r1066 r1077 r1080-10...
Page 61
61 smd capacitors c1003 c1007 c1011 c1013 c1015 03-009-0075-00 cap cer smd 0.1uf 50v 20% y5v 0603 c1017 c1019 c1023 c1025 c1026*c,ct c1028 c1030 c1032 c1035-1037 c1047 c1049 c1051 c1053 c1056 c1062 c1064 c1067-1068 c1070 c1077 c1079-1124 c1127-1131 c1134-1136 c1154-1155 c1159-1160 c1164-1165 c1169 c...
Page 62
62 c1177-1178 c1184-1185 c1191-1192 03-009-0157-00 cap cer smd 560pf 50v 10% x7r c1198-1199 c1205-1206 c1212-1213 0603 c1219-1220 c1226-1227 c1251-1252 c1261-1262 c1268 c1273 03-009-0211-00 smd e cap 220uf/16v ±20% 6.3x7.7 smd diodes d4001 d4002 04-006-0021-90 smd diode ll4148 sod80 smd transistors ...
Page 63
63 r4135 r4126 r4145 r4148 02-007-0267-00 res smd 100k ohm 5% 1/16w 0603 r4123 r4161 r4162 02-007-0288-00 res smd 0 ohm 5% 1/16w 0603 r4156 r4157 02-007-0289-00 res smd 68 ohm +/-1% 1/16w 0603 r4139-4140 r4137-4138 02-007-0352-00 res smd 470k ohm 5% 1/16w 0603 r4101-4106 r4109-4112 r4115-r4118 02-00...
Page 64
64 smd ic u2201 01-012-0065-00 ic logic 8-stage shift-and-store bus register smd so16 hef4094bt smd resistors r2201 r2237-r2239 02-007-0042-00 res smd 1k ohm 0603 5% r2204 02-007-0136-00 res smd 33k ohm 0603 5% r2202 02-007-0139-00 res smd 4.7k ohm 0603 5% r2232-2233 02-007-0141-00 res smd 100 ohm 0...
Page 65
65 smd ics u6901 01-012-0065-00 ic logic 8-stage shift-and-store bus register smd so16 hef4094bt u6501 u6601 u6701 u6801 01-014-0041-00 ic audio low noise op-amp smd njm5532m smd resistors r6901 r6902 r6907 r6908 02-007-0042-00 res smd 1k ohm 0603 5% r6913 r6914 r6919 r6920 r6971-r6979 02-007-0089-0...
Page 66
66 smd diodes d6901-d6909 04-006-0019-00 diode rect 1a/400v do-214ac smd gs1g m4 gs1g d6501-d6504 d6601-d6604 04-007-0039-90 diode zener smd 12v 500mw 5% d6701-d6704 d6801-d6804 sod123 mm1z12 smd transistors q6501 q6503 q6601 q6603 05-004-0017-00 smd transistor 2sc4695 npn sot-23 q6701 q6703 q6801 q...
Page 67
67 smd resistors r2341 02-007-0127-00 res smd 15k ohm 0603 5% r2309 02-007-0136-00 res smd 33k ohm 0603 5% r2320 r2321 02-007-0146-00 res smd 47 ohm 0603 5% r2304 r2308 r2313 r2316 r2319 02-007-0157-00 res smd 10k ohm 0603 1% r2322 r2344 r2345 r2346 r2351 r2356 02-007-0208-00 res smdes 0 ohm 1/8w 12...
Page 68
68 m9308 15-002-0029-90 phone jack d6.3 1 pcb mount gold m9305 15-003-0048-90 rca jack 1 yellow pcb mount gold rca-105bl1-13z1 m9306 15-003-0049-90 rca jack 1 red pcb mount gold rca-105al1-14z1 m9307 15-003-0050-90 rca jack 1 white pcb mount gold rca-105al1-12z1 m9304 15-017-0001-90 din jack 1 black...
Page 69
69 jacks m4001 15-002-0035-90 phone jack 1 green pcb mount 3.5mm right m4011 m4012 15-003-0033-90 rca jack 6 r-bl-g/r-bl-g pcb mount gold smd ics u4002-4003 01-012-0067-00 ic logic analog multiplexer/ demultiplexer smd soic-16 74hc4052d u4001 01-026-0001-90 ic video 3-channel 75 ohm driver ssop ba76...
Page 70
70 u15 u23 01-028-0002-90 ic tmds341pfc 3-to-1 dvi/hdmi switch smd 80 pins pqfp u28 01-029-0006-90 ic adv7320kstz multiformat 216mhz video encoder smd 64 pins lqfp u12 01-029-0007-90 ic adv7403 integrated multiformat sdtv/hdtv video decoder smd 100 pins lqfp u14 01-029-0008-90 ic ad9388 10-bit integ...
Page 71
71 r97 02-007-0486-00 res smd 887 ohm 0805 1% r117 02-007-0487-00 res smd 18 ohm 1/10w 0805 1% r31 02-007-0488-00 res smdistor 56 ohm 0805 1% r99 r101 02-007-0492-00 res smd 3.01k ohm 0805 1% smd capacitors c18 c19 c22 c43 c47 c130 c160 03-005-0015-00 cap tantalum 10uf 10v +/- 10% a c162 c204 c205 c...
Page 72
72 smd oscillator x200 14-004-0018-90 crystal 28.63636mhz 30ppm 18pf smd hc-49sm 01-cr1-03-28m63636-18-3030 u3 14-004-0022-90 crystal oscillator 28.63636mhz +/-50ppm 3.3v smd smd fuse f200 20-006-0007-90 smd fuse smd2920p075tf 0.75a circuit breaker resettable vde connector #1 board pcb assembly 50-9...
Page 73: Ic Block Diagram
73 ic block diagram mainboard lm1117 (u1016, u1020, u1034 in dsp, vr201, vr2, vr6, u7 in hdmi) ame8530 (u2006) m30280 (u2001).
Page 74
74 atmega48-20 (u2014) at24c16 (u2002).
Page 75
75 74hc00d (u2015) 74hc132 (u2005) dsp d708e0001brfp266 (u1001).
Page 76
76 sst39vf800 (u1004) k4s641632k (u1003).
Page 77
77 hef4094bt (u2201, u4107 in composite, u1007, u1008 in dsp, u6901 in pre-out, u5501 in amp-l, u6003 in volume) 74hc251d (u1005) 74hcu04d (u1018, u1019).
Page 78
78 sn74lvc245 (u1010, u1022) tl5001cd (u1011).
Page 79
79 sn74hct245 (u1009) sn74lvc257ad (u1033, u1035, u1036).
Page 80
80 njm5532m (u1023, u1027-1031, u9301 in f-input, u6501, u6601, u6701, u6801 in pre-out, u6004-6007, u6018 in volume) pcm1802 (u1017).
Page 81
81 tps3103 (u1021) cs8416 (u1002).
Page 82
82 bu9450 (u1032) pcm1791a (u1012-1016).
Page 83
83 hdmi xc9572xl (u20) cm1213-8 (u2, u11, u16, u24, u32, d2308 in trigger).
Page 84
84 pca9517 (u5) pcf8574 (u10, u201).
Page 85
85 pi3b16233 (u9, u13) sn74ahct244 (u200).
Page 86
86 ad8061 (u18, u22, u26) ad8063 (u17, u21, u25, u27, u29, u30).
Page 87
87 mc141585dw (u19).
Page 88
88 tmds341 (u15, u23).
Page 89
89 adv7320 (u28).
Page 90
90 adv7403 (u12) ad9388 (u14).
Page 91
91 ad9389b (u31) lm2575 (vr3, vr4).
Page 92
92 lm1086 (vr200) composite / s-video 74hc4051d (u4103-4106) ba7660fs (u4101-4102, u4001 in component).
Page 93
93 component 74hc4052d (u4002-4003).
Page 94
94 volume tpa6120a2dwp (u6008).
Page 95
95 r2s15205fp (u6001-6002).
Page 96
96 trigger 74hc86d (u2303) st232bdr (u2301) tps2011a (u2302).
Page 97: Exploded View - A
Exploded view - a.
Page 98: Exploded View Parts List
98 exploded view parts list item part no. Desc. Qty 1 10-005-0226-90 transformer pw toroidal 120v t175 ta-100 1 at4.531.0100 (rohs) [for 120v version] 10-005-0227-90 transformer pw toroidal 230v t175 ta-100 1 at4.531.0100/2 (rohs) [for 230v version] 2 11-001-0062-90 switch rocker 1p1t blk/blk 10a/25...
Page 99
99 35 22-006-0085-90 washer steel id5.6 x o/d12 x 1 thk. 8 ni plt (rohs) 36 22-006-0091-90 washer pvc id4.2 x od8.2 x 0.5mm (rohs) 6 37 22-007-0078-00 nut m4 x 3.2mm 0.7p (rohs) 2 38 22-007-0082-00 nut m5 x 3.4 ni plt (rohs) 4 39 22-008-0025-00 washer outer tooth id4.2xod8.2x0.4 thk. 1 ni plt (rohs)...
Page 100
100 71 25-022-1409-90 shielding plate 0.6mm t775 (rohs) 1 72 25-022-1541-90 pcb guide bracket - center t175 (rohs) 1 73 25-022-1542-90 pcb guide bracket - left t175 (rohs) 1 74 25-022-1543-90 pcb guide bracket - right t175 (rohs) 1 75 25-024-0315-90 plastic foot dome shape (rohs) 4 76 25-024-0322-90...
Page 101: Packing Diagram & Parts List
101 packing diagram & parts list item part no. Description qty 1 24-003-0122-90 polybag manual j9 (rohs) 1 2 15-015-0001-90 antenna adapter 300 to 75 ohm (rohs) 1 2 25-027-0001-90 fm wire antenna w/y-terminals (rohs) 1 2 25-027-0002-90 antenna am loop assy w/stand s0160bl-04 1 (rohs) 2 25-007-0024-9...
Page 102: Service Manual
102 service manual t175 av tuner pre-amplifier nad electronics ltd london.