TCL L32E9A-MS91AP Service Manual

Summary of L32E9A-MS91AP

  • Page 2: 1. Caution

    Ca ut ion : t o re duce th e ris k of electr ica l shock, do not re move cover (or back). No user servic eable par ts ins ide . Re fe r se r vic ing to qualifie d service personnel. The lighting flash with arrowhead symbol, with an equilateral triangle is intended to alert the user to the presence o...

  • Page 3: For Your Personal Safety

    1. When the power cord or plug is damaged or frayed, unplug this television set from the wall outlet and refer servicing to qualified service personnel. 2. Do not overload wall outlets and extension cords as this can result in fire or electric shock. 3. Do not allow anything to rest on or roll over ...

  • Page 4

    11. Do not use this television set near water ... For example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer s...

  • Page 5: Operation Of Your Set

    18. This television set should be operated only from the type of power source indicated on the marking label.If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the o...

  • Page 6: Specification Release

    Em business center ftv product management dept. Specification release version: v1.0 issued date: 2008.06.03 picture panel size (inch) 32" category lcdtv aspect ratio 16:9 color temperature cool/ normal / warm signal format capability backlight adjustable yes component video format y,pb/cb,pr/cr:up t...

  • Page 7: Alignment Procedure

    Tcl multimedia technology holdings ltd. R&d center alignment procedure model : l42e77f/ms91ap lcdtv version 1.0 prepared by : wise zhang date : 2008-5-7 approved by: date:.

  • Page 8

    O verview: l cdtv features by its small size, low weight, perfect display effects as well as energy saving and low radiation. It can not only be used to receive tv program, but also as pc monitor. Note: factory menu(fm) is designed for factory. R&d menu (rdm) is for r&d purpose and should not be cha...

  • Page 9

    Set fac ch do preset the channel list of factory to provide convenience for production. Ok power on last stb: the set will turn to standby mode when switch on. Last:remember the status of last switch off. On: power on when switch on. Ok pvr upgrade do ok version display the version of software. Ok p...

  • Page 10

    Color temp normal normal/cool/warm ok r gain 129 r offset, manually adjustable. Should not be changed after automatic adjustment. Ok g gain 128 g offset, manually adjustable. Should not be changed after automatic adjustment. Ok b gain 126 b offset, manually adjustable. Should not be changed after au...

  • Page 11

    Param setting parameter settings ok hotel menu hotel menu ng shop init function item default description status volume 30 volume default value(0~100) ok pic mode standard picture mode(soft, standard, bright, user) ok sound mode stereo sound effect(stereo,movie,news,music hall,personal) ok ch number ...

  • Page 12

    T he steps of debug during production : manually adjustment of white balance and adc calibration: 1) adc calibration input dual 16 grey scale signal 1024*768/60hz(chroma2225 pattern47,timing38 or chroma2327 pattern47, timing14) from vga socket input 8 color bar with 100% saturation(2327 pattern37, t...

  • Page 13

    U303 13-en25b1-6tb (en25b16) 16mbit serial flash memory ap market use: 13-mst6e1-9gbs1 ordering: mst6e19gl- lf-s1 la market use: 13-mst6m1-9gbs1 ordering: mst6m19gl- lf-s1 the mst6*19gl is a high performance and fully integrated ic for multi-function lcd monitor/tv with resolutions up to full hd (19...

  • Page 14

    L42e77f(ms91-ap) 原理图 版本:v1.0 制作日期:2008-4-17 制作:张睿 批准:.

  • Page 15

    Agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd vdd_dig2 gnd_dig scl sda int_line reset sdi lrckl bickl xt1 pllgnd pll_filter pll_vdd powerdn vss_dig vdd_dig out4b out3a out3b config vdd gnd_reg out1a gnd1 vcc1 out1b out2a vcc2 gnd2 out2b vcc_reg vss testmode sa gnd_sub ou...

  • Page 16

    Agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd nc tagc ref vagc vif1 vif2 op1 fmpll deem afd dgnd aud cvbs agnd vpll vp afc sif1 sif2 op2 top sda scl siomad agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd 4 agnd bp bt if1 agc scl as sda nc oscillate frequency is ab...

  • Page 17

    Red green blue agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd red red yellow yellow white white green red blue red green blue agnd signal is 1vp-p, so 0.5vp-p when input cvbsout level is location near rca. Input,r339(net sc_sog,from av input)must note: the ...

  • Page 18

    Agnd agnd agnd agnd agnd white red agnd av3 in vga audio in 2 3 1 d5v0s2 d10 d11 d5v0s1 av3-v 2 3 1 d5v0s2 d12 r286 47r r287 0r 3 1 2 p204 c245 560p av3-vin+ mux-rin mux-lin pc-rin pc-lin 1 2 3 4 5 6 p206 mux-rin mux-lin pc-rin pc-lin r278 10k c243 560p r277 12k r280 10k c244 560p r279 12k r282 10k ...

  • Page 19

    Agnd agnd agnd agnd agnd sda scl wc vcc vss e2/nc e1/nc e0/nc agnd agnd agnd agnd d15 d5v0s1 1 3 2 d16 d5v0s2 2 3 1 d5v0s2 d14 1 3 2 d13 d5v0s2 vga-hs r g 6 4 11 14 15 7 12 8 5 13 3 10 9 1 2 17 16 p1 vga-scl b c e q400 c143zt pwm0 5vstb 5vstb 0r r409 r407 0r 0r r438 5vstb c414 2u2 vga-hs vga-sda vga...

  • Page 20

    Agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd t t agnd agnd agnd agnd agnd agnd sda scl wc vcc vss e2/nc e1/nc e0/nc agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd 4 sda scl wc vcc vss e2/nc e1/nc e0/nc agnd rx2+ gnd1 rx2- rx1+ gnd2 rx1- rx0+ gnd3 rx0- rxc+ gnd4 rxc- nc1 n...

  • Page 21

    Agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd sda scl wc vcc vss e2/nc e1/nc e0/nc agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd sda scl wc vcc vss e2/nc e1/nc e0/nc agnd agnd agnd a0 a1 a2 a3 a4 a5 a6 ...

  • Page 22

    Agnd agnd agnd agnd agnd t t t t t 4 t 4 agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd vout vin adj/gnd backup for sp8j3 30ma 13 2007-01-10 e hengtao hiu 2006-10-08 262ma 1.32v>vddc>1.26v,vddv>1.26v more better panel power supply 10ma backup to prevent rush current 2 3 1 u800 aic1084 +...

  • Page 23

    Agnd agnd agnd t t t t t t agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd boot drive fb gnd lgate phase vcc ugate agnd agnd agnd agnd t agnd 2006-10-08 hengtao hiu e 2007-01-10 13 backup for +5vusb, about 1mm backup for disturb if want 1.26v,must adjust r&c c875 0.1u 0.27...

  • Page 24

    Agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd for camera for dvd-comb or pvr for pvr(nc) ir pvr-l nc/560p c265 nc/75r r289 nc/75r r290 r288 nc/75r d18 d5v0s1 12v_in sc1-l 5v-if 12v_in l212 30r l206 30r r465 4k7 r466 4k7 r463 4k7 r461 4k7 cect c_cect rev rev_t forward 1 2 3 4 5 6 p211 1 12v ...

  • Page 26

    Power logic sequence inverter 24v p803 +18v 1 2 +18v for audio +5v_usb1/2 gnd 3 4 gnd 12v 5 6 12v u805/u804 +5v/dvd u801 3.3v avdd gnd 7 8 12v gnd 9 10 gnd +5v 2.6v vm 5vst 11 12 5vst 5vstb gnd 13 14 p-on u800 +3.3vstb adpp/avdd/vdd-mpll dim 15 16 bl-on u803 1.26v pw_ctl on-pback on_panel vcc_panel ...

  • Page 27

    No working y n n y n i2c bus wokring if ok power supply if ok led if lighting check 3 control voltages(power- on/off,panel-on/off,on- pback,) if ok, check 5vstb voltage if ok check the relevant circuitry,e.G.Power supply b.D check relevant circuitry check working conditions of u300 if ok crystal/res...

  • Page 28

    Defect picture check lvds interface assembly if ok check if all signal resources have defect picture check relevant signal channel y replace the panel or u300 replace the lvds line, if the defect picture still have all signal channel defect fig2. Defect picture.

  • Page 29

    No picture n y y y n replace u300 y y n check waveform of z600's pin8 if regular replace u600 n n y fig3. No picutre check q801 and u300's working conditions if regular. Test waveform of pin54/55 of u300 if have regular signal input check waveform of pin1/2 of u600 if regular replace tuner z600 repl...

  • Page 30

    Y n y n y n replace u300 n y check z600/z601 replace u600 if 3.3v/12v no voltage or low voltage,check relevant circuitry fig4.Picture ok, but no sound check the speakers check the power supply voltage of u700 and mute control circuitry if regular check voltage of pin23 of u700 and q700/q701 and rele...

  • Page 31

    3.Test waveform of lvds if ok, lvds ok but no display, replace the panel. 1. Check the inverter voltage 24v if supply for panel,also view the panel if have backlight. If have backlight,it shows that have inverter voltage supply. 2. Check if have voltage of vcc-panel for cmo panel. Lg-philips l32ow 1...

  • Page 39

    Mst6m19gl uxga/wsxga+ lcd tv controller with vif preliminary data sheet version 0.1 version 0.1 - 1 - 8/20/2007 copyright © 2007 mstar semiconductor, inc. All rights reserved. Attention please: under the technology license agreement between mstar and dolby/srs/bbe, mstar is obliged not to provide sa...

  • Page 40

    Mst6m19gl uxga/wsxga+ lcd tv controller with vif preliminary data sheet version 0.1 version 0.1 - 2 - 8/20/2007 copyright © 2007 mstar semiconductor, inc. All rights reserved. Ÿ high definition multimedia interface (hdmi) 1.3 compliant receiver with cec support Ÿ long-cable tolerant robust receiving...

  • Page 41

    Mst6m19gl uxga/wsxga+ lcd tv controller with vif preliminary data sheet version 0.1 version 0.1 - 3 - 8/20/2007 copyright © 2007 mstar semiconductor, inc. All rights reserved. General description the mst6m19gl is a high performance and fully integrated ic for multi-function lcd monitor/tv with resol...

  • Page 42

    Mst6m19gl uxga/wsxga+ lcd tv controller with vif preliminary data sheet version 0.1 version 0.1 - 4 - 8/20/2007 copyright © 2007 mstar semiconductor, inc. All rights reserved. Pin diagram (mst6m19gl) pin 1 13 14 17 18 21 23 25 27 28 30 32 34 36 39 41 43 15 16 19 20 22 24 26 29 31 33 35 37 38 40 42 4...

  • Page 43

    08-pw37c03-pwya tv equ - ass y - power bd(pwl37c03a) r=n h3-he9an5b-ym0a l32e9a/ms91-ap/ss5 ass part no. Sepc location 08-pw37c03-pwya 10-0001h8-fbx diode 1h8 (fast recovery) db1 08-pw37c03-pwya 10-0fr104-fbx diode fr104 (fast rectifier) db3;db2 08-pw37c03-pwya 10-0rl255-ebx diode rl255 or rl206(pow...

  • Page 44

    08-pw37c03-pwya 18-df0224-jgx1 metal film fixed resistor 1ws 220kΩ rb3 08-pw37c03-pwya 18-nh0108-jlx res.C.C nkn3w +/-5% 0r1 m15 rf23 08-pw37c03-pwya 18-p40804-00y r-wire 5mohm +/-10% 0w rs4;rs6 08-pw37c03-pwya 22-ntc309-xx1 ntc.Res 3d2-14 th1 08-pw37c03-pwya 22-vdr561-xg2 varistor resistance 14d561...

  • Page 45

    08-pw37c03-pwya 64-b30080-104g m/c screw b 3 x 8 for d2;for ds1;for ds2;for qf5;for qf6 08-pw37c03-pwya 64-z30080-112g machine screw for hs 08-pw37c03-pwya 66-20516x-0b0 fuse holder for f1 08-pw37c03-pwya 67-h83829-0a0 raw heatsink -- 00 00 r=y for ds4 08-pw37c03-pwya 67-h83829-1a0 raw heatsink -- 0...

  • Page 46

    08-pw37c03-pwya 19-ab0333-ftx smd. Res 33k ohm 1/10w +/-1% 0603 rs13 08-pw37c03-pwya 19-ab0333-jtx res. Smd 33k ohm 1/10w 0603 rb9 08-pw37c03-pwya 19-ab0391-jtx smd res 390 ohm 1/10w 0603 rs23;rs28 08-pw37c03-pwya 19-ab0472-jtx res smd 4.7k ohm 1/10w 0603 rs1;rs19 08-pw37c03-pwya 19-ab0621-ftx smd.R...

  • Page 47

    08-pw37c03-pwya 19-cd0564-ftx 1206 rec 560k ohm 1/4w +/-1% rw6 08-pw37c03-pwya 19-cd0684-ftx smd.Res 680k ohm 1/4w +/-1% rw17 08-pw37c03-pwya 19-cd0824-ftx smd.Res 820k ohm 1/4w +/-1% rf28;rf15;rf14 08-pw37c03-pwya 28-ab0104-kbx smd. Cap 50vdc 0.1uf +/-10% 06 cs13;cs14;cs10;cs 22;cs9 08-pw37c03-pwya...

  • Page 48

    T8-he9an5b-ir1 02-irr002-xx1 tcl02-irr002-xx1= ir receiver module fps u29 t8-he9an5b-ir1 25-hcb101-m1x cap. Elec 100 uf 16v +/-20% c118 t8-he9an5b-ir1 46-35135w-03xg pin base ph-03aw p1 t8-he9an5b-ir1 59-829580-000 rubber pad for u29 t8-he9an5b-le1 11-sa1015-ybx transistor st2sa1015y (pnp) q301 t8-h...

  • Page 49

    T8-le9bs5b-si1 56-841040-0hn1a tv dec support side av -- 00 00 00 r=n t8-le9bs5b-si1 58-842490-cui1b tv pri overlay plate model no 00 r=y h3-he9an5b-ym0a 09-00sr23-stx smd.Diode 30v/2a sr23 smt spare h3-he9an5b-ym0a 09-0ba982-atx smd.Diode ba982-gs08 smt spare h3-he9an5b-ym0a 09-0bav99-atx high spee...

  • Page 50

    H3-he9an5b-ym0a 19-ab0223-jtx smd. Res 22k ohm 1/10w +/-5% 0603 smt spare h3-he9an5b-ym0a 19-ab0271-jtx smd. Res 270 ohm 1/10w +/-5% 0603 smt spare h3-he9an5b-ym0a 19-ab0272-jtx res smd 2.7k ohm 1/10w 0603 smt spare h3-he9an5b-ym0a 19-ab0273-ftx res.Smd 27k ohm 1/10w +/-1% 0603 smt spare h3-he9an5b-...

  • Page 51

    H3-he9an5b-ym0a 23-a08101-jbx network res. 100 ohm +/-5% smt spare h3-he9an5b-ym0a 23-a08220-jbx network res. 22 ohm +/-5% smt spare h3-he9an5b-ym0a 23-a08330-jbx network res. 33 ohm +/-5% smt spare h3-he9an5b-ym0a 28-aa0225-zfx smd cap 2.2uf/10v/+80/-20% smt spare h3-he9an5b-ym0a 28-ab0100-jcx smd....

  • Page 52

    H3-he9an5b-ym0a 28-ba0106-zfx smd. Cap 10uf 10v +80% -20% smt spare h3-he9an5b-ym0a 28-ba0225-zfx smd.Cap 10v 2.2uf +80% -20% smt spare h3-he9an5b-ym0a 28-bb0104-kbx smd. Cap 0.1uf 50vdc +/-10% 0805 smt spare h3-he9an5b-ym0a 28-bb0474-zfx smd. Cap 0.47uf 50v +80%  - 20% smt spare h3-he9an5b-ym0a 28...

  • Page 53

    T8-he9an5b-ke1 28-ba0225-zfx smd.Cap 10v 2.2uf +80% -20% c805 t8-he9an5b-ke1 33-kln121-ntx chip bead 120 ohm +/-25% fb801 t8-he9an5b-ke1 40-m46k73-kee2xg tv pcb ke bd r=y t8-he9an5b-ke1 46-40300w-06xg conn smt 6 female r p801 t8-he9an5b-ma1 09-00sr23-stx smd.Diode 30v/2a sr23 d801 t8-he9an5b-ma1 09-...

  • Page 54

    T8-he9an5b-ma1 13-tr5v0u-4db ic-protect prtr5vou4d r=y u506;u505;u502;u5 01 t8-he9an5b-ma1 19-ab0000-jtx res smd 0 ohm 1/10w +/-5% 0603 r312;r880;r440;r2 84;r432;r287;r670 ;r663 t8-he9an5b-ma1 19-ab0000-jtx res smd 0 ohm 1/10w +/-5% 0603 r648;r639;r622;r6 11;r748;r570;r804 ;r749 t8-he9an5b-ma1 19-ab...

  • Page 55

    T8-he9an5b-ma1 19-ab0103-jtx res smd 10k ohm 1/10w 0603 r216;r718;r565;r2 71;r720;r717;r823 ;r556 t8-he9an5b-ma1 19-ab0103-jtx res smd 10k ohm 1/10w 0603 r278;r208;r211;r2 14;r272;r834;r225 ;r224 t8-he9an5b-ma1 19-ab0103-jtx res smd 10k ohm 1/10w 0603 r711;r709;r614;r6 13;r851;r300;r280 ;r831 t8-he9...

  • Page 56

    T8-he9an5b-ma1 19-ab0391-ftx smd. Res 390 ohm 1/10w +/- 1% 0603 r337 t8-he9an5b-ma1 19-ab0470-jtx res smd 47 ohm 1/10w +/- 5%0603 r268;r286;r619;r6 20;r266;r11;r233 t8-he9an5b-ma1 19-ab0470-jtx res smd 47 ohm 1/10w +/- 5%0603 r228;r227;r222;r2 20;r253;r252;r236 ;r204 t8-he9an5b-ma1 19-ab0471-jtx smd...

  • Page 57

    T8-he9an5b-ma1 23-a08101-jbx network res. 100 ohm +/-5% r3104;r3117;r3116 ;r3115;r3106;r311 4 t8-he9an5b-ma1 23-a08101-jbx network res. 100 ohm +/-5% r3109;r3108;r3107 t8-he9an5b-ma1 23-a08220-jbx network res. 22 ohm +/-5% r3113;r3112;r3111 t8-he9an5b-ma1 23-a08330-jbx network res. 33 ohm +/-5% r311...

  • Page 58

    T8-he9an5b-ma1 28-ab0152-kbx smd. Cap 1500 pf 50v +/-10% b c617 t8-he9an5b-ma1 28-ab0201-jcx cap.Smd 200pf 50v +/-5% 0603 c611 t8-he9an5b-ma1 28-ab0220-jcx cap. Smd 22pf 50v +/-5% c c606;c618;c521 t8-he9an5b-ma1 28-ab0220-jcx cap. Smd 22pf 50v +/-5% c c310;c309;c222;c2 47;c237;c235;c234 ;c605 t8-he9...

  • Page 59

    T8-he9an5b-ma1 28-ac0474-kbx smd.Cap 0.47uf 16v +/-10% c896 t8-he9an5b-ma1 28-ad0474-zfx smd. Cap 0.47 uf 25v +80/- 20% c640 t8-he9an5b-ma1 28-af0475-kbx smd.Cap 4.7uf 6.3v +/-10% c338;c367 t8-he9an5b-ma1 28-ba0106-zfx smd. Cap 10uf 10v +80% -20% c303;c848;c304;c3 05;c846;c301;c822 ;c858 t8-he9an5b-...

  • Page 60

    T8-he9an5b-ma1 33-kln300-ntx chip bead 30 ohm l824;l830;l823 t8-he9an5b-ma1 33-kln601-ntx chip bead 600 ohm +/-25% l710;l711 t8-he9an5b-ma1 33-pll150-mbx smd.Coll l1207-150 l800 t8-he9an5b-ma1 33-yll100-mtx smd.Coil 10uh nr8040t100m l807 t8-he9an5b-ma1 33-yll220-mtx coil. 22u nr8040t220m l700;l701;l...

  • Page 61

    T8-he9an5b-fc2 56-839280-0ha9a tv dec decor sheet q0001 00 9a 00 r=n mtg to front cabinet t8-he9an5b-fc2 56-841110-1hh1a tv dec lens ir l32e9a/ms91 - - 01 1a 00 r t8-he9an5b-fc2 57-842400-1um tv raw decor flaring bar -- 01 00 00 r=n t8-he9an5b-fc2 62-840780-0hn1a tv pai bracket light bar bracket -- ...

  • Page 62

    T8-he9an5b-pb4 59-377680-000 rubber pad (22x22x5mm) mtg to top left panel t8-he9an5b-pb4 62-839360-0hgg tv raw support panel l -- 00 00 00 r=y t8-he9an5b-pb4 62-839370-0hgg tv raw support panel supporter r -- 01 0 t8-he9an5b-pb4 64-b40120-304g screw b4x12 mtg supporter for panel&supporter girder t8-...

  • Page 63

    T8-he9an5b-rc5 63-b30100-ab3g screw-st 3mm 10mm jis b 1122 12 0 0 r=y mtg chassis & rear cabinet t8-he9an5b-rc5 63-b30100-ab3g screw-st 3mm 10mm jis b 1122 12 0 0 r=y mtg sensor pcb & rear cabinet t8-he9an5b-rc5 63-b30120-ab3g screw-st 3mm 12mm iso r=y mtg ac power socket & rear cabinet t8-he9an5b-r...

  • Page 64

    T8-32e9em-bs3 62-865420-0hpg tv raw stand washer top -- 00 00 00 r=y t8-32e9em-bs3 62-865430-0hpg tv raw stand washer down -- 00 00 00 r=y t8-32e9em-bs3 64-b50080-102g machine screw stand sup & stan fixation half axle1/2 t8-32e9em-bs3 64-h80150-102g machine screw h 8 x 15 stand fixathalfaxle 1fixat ...

  • Page 65

    T8-he9an5b-rc5 46-ll035t-16b02g wire n 350mm 16 电源到主板p803 t8-he9an5b-rc5 46-sv040t-02a01g wire ul1007#22 smp-2y l=400 400mm 2 重低音喇叭线 t8-he9an5b-rc5 47-pws034-dx5 socket-sf 电源线卡座 st male t8-he9an5b-rc5 48-pow016-xx0g power switch ps8-12-c-045 t8-he9an5b-rc5 54-700770-000 speaker airproof strip 6mmx1m...