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LC-90Y8T

5 – 1

CHAPTER 5.

ADJUSTMENT

[1] ADJUSTMENT PROCEDURE

[1] ADJUSTMENT PROCEDURE

Main unit supplied as service unit was adjusted on some item.

However, W/B adj is not finished because it needs to be done by final set condition. So the main unit is in the adjustment condition when it is supplied
and K mark is shown up in display when you use it. After finishing Factory setting, K -mark disappear so please do it as following ADJUSTMENT
PROCUDURE.

The adjustment values are set to the optimum conditions at the factory before shipping. If a value should become improper or an adjustment is
required due to part replacement, make an adjustment according to the following procedure.

1. After replacement of any PWB unit and/or IC for repair, please note the following.

x

When replacing the following units, make sure to prepare the new units loaded with updated software.

x

When replacing the LCD control PWB, perform the VCOM adjustment.

2. Upgrading of each microprocessor software

CAUTION: Never “POWER OFF” the unit when software upgrade is ongoing.

Otherwise the system may be damaged beyond recovery.

2.1. Software version upgrade

The model employs the following software.

•

Main software (please use a software version after XIAN_Y8T_xxx.USB ).

•

Monitor microprocessor software (please use a software version after XIANSUBXXX.SMB ).

The main software, monitor microprocessor software can be upgraded by using a general-purpose USB Memory.

The followings are the procedures for upgrading, explained separately for the main software, monitor microprocessor software.

2.2. Main software version upgrade

2.2.1 Get ready before you start

•

USB Memory of 128MB or higher capacity.

•

PC running on Windows 98/98SE/ME/2000/XP operating system.

•

USB Memory reader/writer or PC with a USB port.

•

The file system of a USB memory is FAT. (FAT32 supports)

•

Use the USB memory without other functions. (lock and memory reader...etc)

2.2.2 Preparations

To upgrade the main software, it is necessary to get ready the USB Memory for version upgrade before you start.

Follow the steps below and create the USB Memory for version upgrade.

1. Copy the file XIAN_Y8T_xxx.USB for version upgrade to the root directory (folder) of the USB Memory.

NOTE: In the USB Memory drive, do not store other folders or unrelated files, or more than one file for version upgrade.

Now the USB Memory for version upgrade is ready.

MAIN Unit:

DKEYMG216FMG5

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Содержание LC-90Y8T

Страница 1: ...RTS 4 1 2 The location putting on the heat measure sheet 4 6 3 Precautions for assembly 4 7 CHAPTER 5 ADJUSTMENT 1 ADJUSTMENT PROCEDURE 5 1 2 PUBLIC MODE SETTING PROCE DURE 5 16 3 USB Clone Specification 5 23 CHAPTER 6 TROUBLESHOOTING TABLE 1 Failure diagnosis by LED in front of cabinet 6 1 2 LED flashing specification at the time of an error Center icon LED used 6 3 3 TROUBLESHOOTING TABLE 6 5 CH...

Страница 2: ... the AC voltage drop across the resistor All checks must be repeated with the AC cord plug connection reversed If necessary a nonpolarized adaptor plug must be used only for the purpose of completing these checks Any reading of 0 74 Vrms this corresponds to 0 5 mA rms AC or more is excessive and indicates a potential shock hazard which must be corrected before returning the monitor to the owner SA...

Страница 3: ...than the conventional lead solder by 40 C and as it has poor solder wettability you may be apt to keep the soldering bit in contact with the PWB for extended period of time However Since the land may be peeled oﬀ or the maximum heat resistance temperature of parts may be exceeded remove the bit from the PWB as soon as you conﬁrm the steady soldering condition Lead free solder contains more tin and...

Страница 4: ...IT Y E K 8 F M F 0 0 8 F K T N U D N UNIT OTHER UNIT Ref No Part n o i t p i r c s e D o N D C L 0 9 V 0 1 W G 3 D 0 0 9 K L 1 R N PANEL MODULE UNIT SERVICE JIG Ref No Part n o i t p i r c s e D o N N QCNW C222WJQZ CONNECTING CORD L 1000mm 80pins LCD Control Unit to LCD Panel Unit x2 N QCNW M539WJQZ CONNECTING CORD L 1200mm 24 24pins POWER Unit to LCD Control Unit Main Unit PD IC FOR EXCLUSIVE USE...

Страница 5: ... HDMI HDMI input 480I 576I 480P 576P 720P 50Hz 720P 60Hz 1080I 50Hz 1080I 60Hz 1080P 50Hz 1080P 60Hz 1080P 24Hz 輸入 z H 0 5 P 0 2 7 P 6 7 5 P 0 8 4 I 6 7 5 I 0 8 4 n i T N E N O P M O C n i O I D U A 5 T U P N I 5 720P 60Hz 1080I 50Hz 1080I 60Hz 輸入 n i O I D U A n i O E D I V 6 T U P N I 6 輸入 n i O I D U A n i O E D I V 7 T U P N I 7 B S U 1 B S U USB 2 無線網絡 WIRELESS LAN USB USB 3 硬碟 HDD USB 乙太網絡 E...

Страница 6: ... 1 2 r s r s e f e f 1 This panel emits infrared signal towards the 3D glasses you wear when viewing 3D images Do not place anything between the 3D infrared emitter on the TV and the infrared receiver on the 3D glasses 2 OPC Optional Picture Control Part names and functions ...

Страница 7: ...HDMI 2 電腦 AUDIO IN HDMI 2 PC However the proper item must be selected in the Audio select menu WARNING Excessive sound pressure from earphones and headphones can cause hearing loss Do not set the volume at a high level Hearing experts advise against extended listening at high volume levels Part names and functions ...

Страница 8: ... B Turn off the On Screen Display 11 e Mute Mute the sound 12 Y Set the volume 13 頻切換 MPX Select a sound multiplex mode 14 寬螢幕 WIDE Change a wide image mode 15 控制 CONTROL Press to display the panel to operate some functions on the screen 16 靜止 FREEZE Freeze a motion picture on the screen 17 字幕 Subtitle Switch subtitle languages on off 18 b INPUT SOURCE Select an input source 19 目錄 Displays the men...

Страница 9: ...m of the base Hold the stand unit securely with one hand and then tighten the screws FRONT 1 1 2 3 Long screws Building the Work Table 3 Attach the joints and close the case 1 Insert a joint into the hole on the side of the case 2 Pressing the tab fix the joint into place 1 2 4 Insert each of the cushioning materials in the respective directions shown in the ﬁgure Insert TOP L and TOP R into the l...

Страница 10: ...IONS Dimensional drawings 1992 96 1 2054 1243 1211 32 737 649 400 200 600 389 461 172 68 2 116 94 445 484 1121 04 1 1 Active area 2 Thinnest part except of terminal height NOTE Dimensions do not include protrusions such as screws and some parts ...

Страница 11: ...the Stand Unit 2 2 Remove the 3 lock screws 3 20 lock screws 4 10 lock screws 5 and detach the Rear Cabinet L Ass y 6 Rear Cabinet R Ass y 7 3 Remove the 5 lock screws 8 8 lock screws 9 2 lock screws 10 2 angles 11 and detach the Rear Cabinet C Ass y 12 4 3 4 5 1 2 Stand Unit 6 Rear Cabinet L Ass y 7 Rear Cabinet R Ass y 12 10 11 Rear Cabinet C Ass y 9 8 ...

Страница 12: ...nect the RC wire 4 Detach the KEY Unit Ass y 4 5 Disconnect the KM wire 6 Remove the 2 lock screws 5 and detach the Key Button 6 from Key Cover 8 7 Detach the KEY Unit 7 from Key Button 6 8 Disconnect the SB wire 9 Detach the Speaker Woofer 9 7 5 4 8 6 Key Button KEY Unit KEY Unit Ass y Key Cover SP KM SP RC MAIN Unit 3 1 Speaker R 2 1 Speaker L 9 Speaker Woofer SB SB ...

Страница 13: ...he following connectors from the LCD Control Unit PL LV 4 Remove the 16 lock screws 1 and detach the 16 Module Fix Angles 2 5 Remove the 7 Hooks and detach the 90 LCD Panel Module Unit Ass y 3 6 Detach the 2 Bottom cover 4 1 2 2 1 1 2 Module Fix Angle Module Fix Angle Module Fix Angle PD LV MAIN Unit LCD Control Unit POWER DRIVE Unit Hook Hook L1 L2 PD PD PL LV 3 90 LCD Panel Module Unit Ass y MAI...

Страница 14: ...LEM Unit 3D IR Unit 1 Detach the R C LED Unit 1 2 Disconnect the RA wire 3 Detach the EMBLEM Unit 2 4 Disconnect the CI wire 5 Detach 3D IR Unit 3 6 Disconnect the IR wire Decoration Frame Ass y 2 EMBLEM Unit 1 R C LED Unit RA CI 3 3D IR Unit IR ...

Страница 15: ...LC 90Y8T 4 5 2 The location putting on the heat mea sure sheet 2 The location putting on the heat measure sheet 1 MAIN PWB Unit 2 LCD Control Unit PSPAZC871WJKZ PSPAZC854WJKZ ...

Страница 16: ... chassis and check that the EMI prevention parts are not peeled and twisted from the access holes The EMI prevention parts conductive nonwoven fabric gaskets must be seen from the access holes Countermeasure Attach the conductive nonwoven fabric gaskets on the shielded case on the main PWB State where the main PWB and shielded case are assembled Access hole Access hole ...

Страница 17: ...ing is a drawing mounting the main PWB Ass y on the backlight chassis The parts indicated by are the access holes for confirmation Main PWB Ass y State where the shielded case and RF terminal angle are mounted on the main PWB ...

Страница 18: ...ecovery 2 1 Software version upgrade The model employs the following software Main software please use a software version after XIAN_Y8T_xxx USB Monitor microprocessor software please use a software version after XIANSUBXXX SMB The main software monitor microprocessor software can be upgraded by using a general purpose USB Memory The followings are the procedures for upgrading explained separately...

Страница 19: ... screen The version information appears after the upgrade is complete 8 Unplug the AC cord and remove the USB Memory for version upgrade 9 Now the software version upgrade is complete NOTE When you are done with the software version upgrade start the set go to the top page of the adjustment process screen and check the main software version information MAIN SUB MICOM PANEL EEPROM 3D IR MICOM MAIN ...

Страница 20: ...shown during a minor upgrade 6 If the upgrade fails power led will stop blinking Also the upgrade failure screen will be shown if upgrade screen was shown at 5 NOTE In the event of a transient failure upgrade will be automatically retried up to three times If the process repeatedly fails hardware may be the cause 7 The upgrade success screen will be shown if upgrade screen was shown at 5 8 Unplug ...

Страница 21: ...ustment is started so far as the necessary input signal is available 2 Description of display n o i t c n u F y e k t i n u n i a M y e k r e l l o r t n o c e t o m e R CH CH Moving an item line by one UP DOWN VOL VOL Changing a selected item setting 1 1 Cursor UP DOWN Turing a page PREVIOUS NEXT Cursor LEFT RIGHT Changing a selected line setting 10 10 g n i h c t i w s e l g g o t g n i h c t i ...

Страница 22: ... is excluded g n i t t e s F F O N O e d o m c i l b u P F F O E D O M C I L B U P 3 s r u o h g n i t a r e p o n i a M e m i t u c A r e t n e C 4 t e s e r s r u o h g n i t a r e p o n i a M F F O T E S E R 5 s r u o h g n i t a r e p o t h g i l k c a B e m i t u c A t h g i l k c a B 6 t e s e r s r u o h g n i t a r e p o t h g i l k c a B F F O T E S E R 7 t e s e r r o r r e p m a L F F O...

Страница 23: ...E J D A C P G O L A N A 1 e u l a v t n e m t s u j d a F F O T U C R 192 T E S F F O R 2 e u l a v t n e m t s u j d a F F O T U C G T E S F F O G 3 e u l a v t n e m t s u j d a F F O T U C B T E S F F O B 4 e u l a v t n e m t s u j d a E V I R D R 4 4 N I A G R 5 e u l a v t n e m t s u j d a E V I R D G 4 4 N I A G G 6 e u l a v t n e m t s u j d a E V I R D B 4 4 N I A G B 7 0 P M A L C _ A ...

Страница 24: ...RROR STANDBY CAUSE 2 NO RECORD 3 ERROR STANDBY CAUSE 3 NO RECORD 4 ERROR STANDBY CAUSE 4 NO RECORD 5 ERROR STANDBY CAUSE 5 NO RECORD e s u a c y b d n a t s t e s e R F F O T E S E R E S U A C Y B D N A T S 6 19 19 M O R P E E o t s e u l a v g n i t t e s g n i t i r W F F O E V A S P E E 1 M O R P E E m o r f s e u l a v g n i t t e s g n i d a e R F F O R E V O C E R P E E 2 3 MONITOR ERROR CAU...

Страница 25: ... c s e D n o i t a c i d n I e d o C y a l p s i D 2 NO_OPERT in the cause of no operation off 3 NO_SIGNA in the cause of no signal off 6 SLEEP_TM in the cause of SLEEP timer 8 OFF_232C in the cause of command by RS 232C n o i t p i r c s e D n o i t a c i d n I e d o C y a l p s i D 1A E_MONITR in the cause of monitor trouble detected 1C E_CVICBT in the cause of driver boot error 22 E_TCNERR in t...

Страница 26: ...t the values of the panel size with the VOL keys 4 After selection in Step 3 press the OK key and it is completed with OK dis played 2 Model setting 1 Use the cursor keys and CH keys of R C to select the item MODEL NAME on the page 19 19 2 Verify that the Model name is displayed 3 If the Model name doesn t match select the values of the Model name with the VOL keys 4 After selection in Step 3 pres...

Страница 27: ... 㸸Y level 㸸0 7 Vp p s 0 02Vp p pedestal to white level Pb Pr level 㸸0 7 Vp p s 0 02Vp p Analogue RGB RGB level 㸸0 7 Vp p s 0 02Vp p pedestal to white level 10 1 Adjustment Mode E R U D E C O R P N O I T I D N O C M E T I 1 Adjustment Mode Press the test key at the test remote control 10 2 NTSC Signal Adjustment E R U D E C O R P N O I T I D N O C M E T I 1 Setting Signal N358 Full field Colour Bar...

Страница 28: ...5K ALL ADJ press OK COMP 15K ALL OK appears when finished 10 5 HDTV Adjustment Component 33K E R U D E C O R P N O I T I D N O C M E T I 1 Setting Signal COMP 33K 60Hz 1080i 60Hz 100 Full field Colour Bar Terminal COMPONENT INPUT 5 Feed the COMPONENT 33K 60Hz 1080i 100 Full field Colour Bar signal 100 colour saturation to COMPONENT INPUT 5 2 Auto Adjustment Test Mode page 6 32 At the related page ...

Страница 29: ...001 SBSL0016 Multi point adj MREN0000 MSET0001 Gamma adj mode setting GC6P0001 MAX Point GCP70255 GCC7 Adjustment procedure 1 Using the R C set the LCD TV to adjustment mode 2 Set the specified level 255 for point MAX and measure maximum luminance before W B adjustment Set the MAX point of the gamma adjustment to 10 times of the measured luminance cd m2 3 Set the specified level for point 6 and me...

Страница 30: ...oint of the gamma adjustment to 10 times of the measured luminance e cd m2 Set the revised value of G 600 G level of point 6 928 a fraction is rounded off and adjust the value of R B to target value of point 4 7 Set the specified level for point 3 and measure the luminance Set the MID3 point of the gamma adjustment to 10 times of the measured luminance cd m2 Set the revised value of G 448 G level ...

Страница 31: ... a test pattern output command 㻌 Picture delay time 70ms the maximum total delay of the main microcomputer and LCD controller Target value for adjustment The target value applies correspondingly to the teaching set And read the target value from the marking position Reference value for adjustment Equipment Luminance meter Minolta CA 210 Level Reference value Adjustment Spec Inspection Spec Point 6...

Страница 32: ...ommunication of PC and LAN terminal 14 FACTORY SETTING AC power is plug off after shipment setting is done Caution Do not plug on again after shipment setting is done If do please re do the shipment setting Do not off with remote control SOFT ROM VERSION Confirmation on Soft ROM version will be done during meeting Any changes will be inform by Modification Information Main Micon Sub Micon T CON E ...

Страница 33: ...ck the Pass Word by inputting three digits If the Pass Word 0 2 7 it shifts to the PUBLIC Mode setting screen In another case the screen is erased and it operates in the ordinary mode 2 In the adjustment process mode turn on PUBLIC MODE Also press the CH or CH and VOL keys on the set at once and turn on the power 2 How to exit Public Mode There are the following ways to quit the public mode setup ...

Страница 34: ...cursor up and down use the cursor UP DOWN key remote controller and CH key remote controller and set x To change the settings use the cursor RIGHT LEFT key remote controller and VOL key remote controller and set x To save new settings keep the cursor at EXECUTE and use ENTER key remote controller and set ...

Страница 35: ...rk and not selecting OFF TIMER Sleep No operation OFF No signal OFF including the power management These items does not exist according to the model Option NORMAL or QUICK Default NORMAL Function This function decides whether scanning digital tuner is enabled or disabled when the power is standby NORMAL QUICK Scanning digital tuner is enabled when the power is standby Scanning digital tuner is dis...

Страница 36: ... speaker only Exception In the adjustment process the volume can be set to any level regardless of this setting Remarks When VOLUME FIXED is set to VARIABLE the setting cannot be changed Option RESPOND NORESPOND or LIMITED loop enabled Default RESPOND Function The operation of the remote control s keys is set RESPOND NO RESPOND LIMITED The remote control s keys in the normal state are enabled The ...

Страница 37: ...SITION key OPC DOLBY key etc only the actual state is displayed no setting is changed These keys does not exist according to the model The settings for the Public mode are retained after the personal data is initialized each item for the AV position and image sound adjustment are not initialized Option YES NO or LIMITED loop enabled LIMITED is looped only in case of need destination Default YES Fu...

Страница 38: ... FLASHBACK INPUT SELECT TV VIDEO AUTO PRESET MANUAL MEMORY i LINK DIRECTINPUTSELECT ATV DTV EPG RADIO etc Remarks If INPUT MODE START is Normal this function cannot be set Set to VARIABLE automatically When setting to FIXED The item related to the channel setting and input selection in Menu are not displayed ON TIMER Watching reservation is not active These items does not exist according to the mo...

Страница 39: ...W ENABLE DISABLE POWR0001 is always enabled Start up may be impossible at POWR0001 If the 232C command reception module is set to OFF the command is invalid Option OFF or ON loop enabled Default OFF Function The item decide whether Public mode setting menu are enabled or disabled The same item as PUBLIC MODE in the adjustment process menu OFF ON Public mode is not active Public mode is active Rema...

Страница 40: ... FIG 2 Copy mode Copy mode TV USB Start TV USB USB TV Wait Start Processing failed or multiple insertion Processing successful FIG 3 FIG 4 USB TV Start Copy mode Copy mode FIG 5 Copy mode TV USB USB TV Done Copy mode TV USB USB TV Failed Start Copy mode TV USB USB TV Start St USB TV USB TV Refer to USB TV writing to TV USB TV Start Do not focus on button before recognition of USB device and use is...

Страница 41: ...mory connection is one connection carry out clone operations regardless of what USB port it is connected to Up until recognition of the USB device and usage enable do not focus on the button shown in FIG 1 of the 1 Screen Specifications copy mode TVoUSB and 2 Screen Specifications copy mode USBoTV maximum 45 seconds The following must agree during sucking from TV TVoUSB and writing to TV USBoTV Ve...

Страница 42: ...ecovering from an error if the same error cannot be generated again refer to MONITOR ERR CAUSE on the adjustment process mode 2 LED flashing method Error flashing No Yes No Yes No Yes Is the Center Icon flashing START Is the Center Icon lighting When AC plug on Is the Backlight lighting Check 2 LED flashing specification at the time of an error Center icon LED used Check Power Unit and AC cable Ch...

Страница 43: ...lash once Power supply error 2 2 AC_DET error Flash twice Power supply error 2 2 UR 13V error Flash 3 times Power supply error 2 2 D 3 3V error Flash 5 times Panel power supply error Main PWB failure Communication failure etc Flashes 3 times Flashes once Initial communication error Flashes twice Start up confirmation communication error Flashes 3 times Regular communication error Flashes 5 times O...

Страница 44: ..._D3V3 failure L Digital 3 3V is not applied PANEL_POW Panel 12V failure Flashes fast 5 times H On L Off DET_PNL12V failure L Panel power is not applied n o i t a r e p o D E L n o c i r e t n e C e p y t r o r r E Basically debug print logs are analyzed or commu nication logs are analyzed by a bus monitor Initial communica tion reception failure Flashes fast once H On L Off Initial communication f...

Страница 45: ...ashes fast once H On L Off If the panel temperature is 60qC or more for 15 seconds or more in a row CAUTION appears on the OSD flashes in red in the lower right screen If the panel temperature is 60qC or more for 25 seconds or more in a row error standby is activated Main failure Flashes fast 3 times H On L Off Main microprocessor detection error CPU temperature error etc The details are displayed...

Страница 46: ...7 8 of IC1901 SP AMP NO Check the line between IC1703 and IC1901 YES Do audio signals output from pins of IC1901 27 OUTML 30 OUTPL 11 OUTPR 15 OUTMR NO Check IC1901 and its peripheral circuits YES Is AMP MUTE pin 24 of IC1901 at H NO Check the line between IC1901 and IC3301 IC2004 UCOM Q1702 D1702 etc YES Do audio signals input to pins 1 2 L ch 3 4 R ch of P1903 NO P1903 terminal and the periphera...

Страница 47: ... sound is not emitted from the Speaker Woofer though the picture has come out No sound during the reception of TV DIGITAL broadcasting Does not the sound go out though the picture has come out when DTV is received Do TS signals output to pins of TUNER TU1103 NO Check the tuner and its peripheral circuits Replace as required YES Do TS signals input to pins AN16 TUN GAN SW V34 CPU OSDA2 V35 CPU OSD2...

Страница 48: ...3301 and its peripheral circuits YES Refer to The sound is not emitted from the Speaker Woofer though the picture has come out No sound from external input devices 2 Does not the sound of the audio signal input to EXT3 go out Do audio signals input to pi ns 12 COMP1 IN R 13 COMP1 IN L ofEXT3 J510 NO Check the setting of an external input device that con nects with EXT3 YES Do audio signals input t...

Страница 49: ...inal setting Audio select Do audio signals input to pins 2 PC HDMI L 3 PC HDMI R of J501 PC AUDIO IN YES NO Check the setting of an external input device that connects with J501 Do audio signals input to pins AP32 PC HDMI AINL4 AR33 PC HDMI AINR4 of IC3301 Digital AV decode Main CPU NO Check the line between J501 and IC3301 YES Refer to The sound is not emitted from the Speaker Woofer though the p...

Страница 50: ...o signals output from pins 10 MONI HP R 12 MONI HP L of IC1702 HP AMP YES Check the line between IC1702 and J504 NO Do audio signals input to pins 14 15 of IC1702 YES Check IC1702 and its peripheral circuits NO Do audio signals HP MONITOR L R output from pins AN34 CPU ALO ADAC AN35CPU ARO ADAC of IC3301 YES Check the line between IC3301 and IC1702 NO Check IC3301 and its peripheral circuits No sou...

Страница 51: ...he line between IC3301 and IC2601 NO Check IC3301 and its peripheral circuits No picture on the display 1 The picture doesn t appear in all modes Is the signal output from IC3301 DIGITAL AV DECODER MAIN CPU respectively VBO TXA AT4 AU4 VBO TXB AP3 AR3 VBO TXC AT2 AU2 VBO TXD AR1 AR2 YES NO Check IC3301 and its peripheral control circuits IC2004 IC3501 IC3502 IC3503 IC3504 X3301 etc Do above mentio...

Страница 52: ...01 YES Refer to No picture on the display 1 No picture on the display 3 Does not the picture come out when DTV is received Refer to No sound during the reception of TV DIGITAL broadcasting No picture on the display 4 Does not the picture of the CVBS signal input to EXT1 go out Does CVBS signal input to pin 5 of EXT1 J510 NO Check the setting of an external input device that connects with EXT1 YES ...

Страница 53: ... J510 NO Check the setting of an external input device that connects with EXT3 YES Do COMPONENT signals input to pins AU26 COMP Y1P AP26 COMP PR1P and AR26 COMP PB1P of IC3301 Digital AV decode Main CPU NO Check the line between J510 and IC3301 YES Refer to No picture on the display 1 External input PC No picture on the display 7 Does not the picture of the ANALOG RGB signal input to PC IN 15pin D...

Страница 54: ...15 16 of a HDMI 3 SC1503 Check the peripheral circuit of SC1501 1502 1503 1504 and IC2601 Is EDID data pins 49 HDMI4 SCL 48 HDMI4 SDA of IC2601 accessed and is it read from pins 15 16 of a HDMI 4 SC1504 YES Do TMDS signals input to pins 26 27 HDMI1 CLKNP 28 29 HDMI1 D0NP 30 31 HDMI1 D1NP 32 33 HDMI1 D2NP of IC2601 NO Check the line between HDMI 1 SC1501 and IC2601 Do TMDS signals input to pins 17 ...

Страница 55: ...onnect the wire harnesses and other cables properly to the set YES Is power supplied from pins 15 BU 5V of PD P3801 NO Replace the power unit YES Is there the pins 14 PS ON of PD P3801 at H NO Check the signal line between PS ON and IC2004 UCOM IC3301 Digital AV decode Main CPU YES Is there the pins 13 AC DET of PD P3801 at H NO Check the power unit and the signal line between AC DET and IC2004 IC...

Страница 56: ...r unit and the signal line between STB and IC2004 UCOM IC3301 YES Replace the power unit LCD Panel failure 1 Does a single or sev eral vertical stripes appear on the LCD screen Does a single or sev eral horizontal stripes appear on the LCD screen Do luminescent or black dots appear on the screen Is the on screen image rippling or distorted Is there any por tion which some screens were darkish or b...

Страница 57: ...TV decoder with a 3D comb filter NTSC PAL It supports Full HD MPEG1 2 4 H 264 DiviX VC1 RM AVS VP6 VP8 video decoder standards and JPEG Audio support includes a BTSC and a Dolby AC3 MPEG 2 Layer 1 2 audio decoder Two SPDIF output and a pair of analog outputs L R are provided The LSI incorporates a complete ARM Cortex A9 dual core based microprocessor subsystem including caches with bridging to mem...

Страница 58: ...J QZ 24 1 1 4 1 41 USB HDMI HDMI HDMI HDMI 1 3 3D IR DUNTKG017WEF7 1 2 Rch RSP ZA577WJ ZZ Lch RSP ZA576WJ ZZ USB EMBLEM DUNTKG014WEF7 1 3 KEY DUNTKF800WEF8 AC INLET 1 80 1 80 WOOFER RSP ZA575WJ ZZ 26 1 20 1 QCNW M361WJQZ QCNW M361WJQZ SP WIRE HARENESS QCNW N188WJPZ PD WIRE HARNESS QCNW N186WJPZ SB WIRE HARNESS QCNW N189WJPZ LV FFC QCNW M858WJPZ RC WIRE HARNESS QCNW N187WJPZ L1 L2 PD PL LV SP SB PD...

Страница 59: ...VCC_3 3V_A VLS_15 6V CS1䡚12 MVLS VCOM IC6207 VCOM Calibrator BU55041 Negative Charge pump Positive Charge pump Step up DC DC VLS_15 6V MOSFET TPC6110 VGH VGL HV LDO VREF_15 2V VCOM MVLS VCC IC6801 IC6209 MVLS 1k 0 51 0 51 VLS_15 6V DAC I2C VCC_3 3V_A VLS_15 6V I_VCS 1 I_VCS 2 I_VCS 2 I_VCS 1 Clover VCC_3 3V_A PG2 VH0 HVDD 07 9 B 5 LQ B B 0 B B 5 1 78B 02 B6 6 9 B 2 3 0B 5 9 781 5B 3 0 2 3 B96 1 6 ...

Страница 60: ...d ones for maintaining the safety and performance of the set This document has been published to be used for after sales service only The contents are subject to change without notice LC 90Y8T LC 90Y8T PartsGuide 1 PRINTED WIRING BOARD ASSEMBLIES 2 LCD PANEL 3 CABINET AND MECHANICAL PARTS 4 SUPPLIED ACCESSORIES PACKING PARTS NOT REPLACE MENT ITEM 5 SERVICE JIGS USE FOR SERVIC ING ...

Страница 61: ...ION 1 PRINTED WIRING BOARD ASSEMBLIES DKEYMG216FMG5 V Main Unit RUNTKB096WJQZ CD V POWER Unit DUNTKG014FMF7 AV V EMBLEM DUNTKG015FMF7 AV V RC Unit DUNTKG017FMF7 BB V 3D IR Unit DUNTKF800FMF8 AY V KEY Unit 2 LCD PANEL B3KUV740X MODULE ASSY R1LK900D3GW10V X LCD PANEL ...

Страница 62: ... 28 19 PD G MAIN Unit SP LW RC SB 1 6 1 14 1 14 1 8 1 8 1 1 1 1 1 1 1 1 1 4 1 2 1 5 G 1 14 1 8 1 14 1 9 1 14 1 14 1 14 1 14 1 49 1 7 3D IR Unit 1 11 KM RA CI RC CI EMBLEM Unit RA R C LED Unit 1 13 1 3 21 21 36 32 35 41 41 18 18 SP J 10 17 38 20 44 43 4 3 4 1 4 2 4 2 4 2 57 58 56 3 4 4 3 3 3 3 3 3 3 3 3 1 3 2 3 2 2 2 2 2 2 2 1 2 43 20 20 44 44 39 1 15 3 2 PL LW 59 1 60 2 59 60 60 1 41 41 59 2 LC 90...

Страница 63: ...RM Decoration Bottom 12 2 Not Available TERM Angle Bottom 12 3 PMLT A687WJQZ AM V Gasket 13 CANGKD591WJ31 AK V Module Fix Angle Ass y x16 14 LHLDWA124WJKZ AC J Wire Holder x2 15 LHLDWA151WJKZ AB J Wire Holder x2 16 LHLDWA175WJUZ AC J Wire Holder x8 17 LHLDWA318WJKZ AD J Cable Clamp 18 LHLDZB922WJ3Z BC V Speaker Holder x2 19 LX BZA207WJF7 AA J Screw x13 20 LX BZA474WJF8 AD J Screw x28 21 LX EZA069W...

Страница 64: ...l X10 English Chinese contrast table X11 Warranty certificate X4 X5 X6 X7 X11 X8 X10 S11 X9 X1 X2 X3 S7 S7 S7 S8 S8 S8 S9 S9 S3 S10 S5 S2 S6 S1 S4 S12 X7 Remote control unit X9 AAA size battery X5 3D Glasses 2pcs X6 LAN USB adapter WN8522D 7 JU 1pcs LC 90Y8T 5 4 SUPPLIED ACCESSORIES PACKING PARTS NOT REPLACEMENT ITEM ...

Страница 65: ...se Main Not Replacement Item S2 SPAKCH089WJZZ Bottom Case S3 SPAKPB596WJZZ Hoso PP S4 SPAKLA006WJZZ Joint x5 NOT REPLACEMENT ITEM S5 SPAKPB923WJZZ Wrapping Paper NOT REPLACEMENT ITEM S6 SPAKWA006WJZZ Pallet NOT REPLACEMENT ITEM S7 SPAKXD906WJZZ Packing Form Top NOT REPLACEMENT ITEM S8 SPAKXD907WJZZ Packing Form Bottom NOT REPLACEMENT ITEM S9 SPAKXD908WJZZ Packing Form Side NOT REPLACEMENT ITEM S10...

Страница 66: ...LC 90Y8T 7 ...

Страница 67: ...rt of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher COPYRIGHT XXXX BYSHARP CORPORATION ALL RIGHTS RESERVED COPYRIGHT 2013 BY SHARP CORPORATION SHARP MANUFACTURING CORPORATION M SDN BHD PQA DEPARTMENT Batu Pahat Johor Malaysia RQ227...

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