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Insignia MT5305, Service Manual

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Insignia MT5305 Service Manual Download Page 21

- 17 -

/&'796HUYLFH0DQXDO 

16($6HUYLFH0DQXDO

Note

˖

Set Downmix to “Lt/Rt”. 

5.4 To Exit the Aging Mode 

If There is a red “M” moving on the screen, it means the TV is in Aging mode. To exit the 

Aging mode, use your user RC, and enter 8->0->8 ->7 in sequence. 

Note:

The above 

Ā

Factory/Service OSD Menu

ā

are reference only, please refer to the actual units 

to determine the appearances.

Summary of Contents for MT5305

Page 1: ...LCDTelevision Service Manual Chassis MT5305 Product Type 16 Ver 1 0 June 2010...

Page 2: ...ent 13 5 1 To enter the Factory OSD Menu 13 5 2 Factory OSD Menu 13 5 3 Designer Menu 15 5 4 To Exit the Aging Mode 17 6 Software Upgrading 18 Before upgrading read the following 18 6 1 USB directly S...

Page 3: ...in this Service Guide are effective methods of performing service operations Some of these service operations require the use of tools specially designed for the purpose The special tools should be u...

Page 4: ...ut written permission from Bestbuy Bestbuy assumes no liability express or implied arising out of any unauthorized modification of design Servicetech assumes all liability 1 1 2 All ICs and many other...

Page 5: ...may result in fire electric shock or other hazards and will void the manufacturer s warranty 1 1 5 Safety regulations require that after a repair the set must be returned in its original condition In...

Page 6: ...y cause fire or electric shock 5 Do not pull out or insert the power cable from to an outlet with wet hands It may cause electric shock 6 Do not damage or modify the power cable It may cause fire or e...

Page 7: ...ing and removing the power board start servicing at least 2 minutes after the main power has been turned off While the main power is on do not touch any parts or circuits other than the ones specified...

Page 8: ...the peripherals of the serviced points have not undergone any deterioration during servicing Also verify that the screws parts and cables removed for servicing purposes have all been returned to their...

Page 9: ...9 79 6HUYLFH 0DQXDO 16 6HUYLFH 0DQXDO 2 Product Function Specifications 2 1 Product Function 2 2 Remote Control Spec 2 3 Specifications...

Page 10: ...isin standby mode powerstill flows through it To completely disconnect power unplug the power cord 1 2 3 4 5 6 7 8 9 Item Description HEADPHONE Connectheadphones to this jack For more information see...

Page 11: ...on POWER Pressto turn on your TV Press again toput your TV in standbymode When your TV is in standby mode power still flows through it To completelydisconnect power unplug the power cord PICTURE Press...

Page 12: ...ay the channel banner For more information see Viewingchannel information on page 14 EXIT Press to close the on screen menu MENU Press to open the on screen menu RECALL Press to gotothe previous chann...

Page 13: ...or modifications not expressly approved by the party responsible for compliance with the FCC Rules could void the user s authority to operate this equipment Canada ICES 003 statement This Class B digi...

Page 14: ...10 79 6HUYLFH 0DQXDO 16 6HUYLFH 0DQXDO 3 LCD Panel Spec 3 1 LTA550HJ05 JK ROH Panel Model LTA550HJ05 JK ROH SN 1068075 3 2 General Description...

Page 15: ...11 79 6HUYLFH 0DQXDO 16 6HUYLFH 0DQXDO 3 3 General Features...

Page 16: ...CB Model 1 Main Board 123834 RSAG2 908 1794 ROH RSAG7 820 2029 VER C ROH 2 Power Board 125676 RSAG2 908 1912 1 ROH RSAG7 820 2194 VER C ROH 3 Led Board 123069 RSAG2 908 1731 ROH 40RSAG7 820 1968 VER A...

Page 17: ...can not enter factory OSD menu with Factory Remote b With user s RC 1 Power TV On 2 Press Menu button and call up User OSD Menu 3 If enter 1 9 9 9 in sequence Note If necessary re do number keys Facto...

Page 18: ...Version Info Item Default Options Note 1 Version Software version 2 Date The date of current version Note Software version info of the TV readable only 5 2 4 Clear the EEPROM Item Meaning Note Clean...

Page 19: ...125 126 B Gain 128 128 128 128 128 Offset TV AV Component VGA HDMI R Offset 128 128 128 130 129 G Offset 126 126 124 124 125 B Offset 127 127 128 126 128 Cool TV AV Component VGA HDMI R Gain 90 90 70...

Page 20: ...ntrast Mid 480 510 470 480 490 Saturation Max 700 700 830 700 1000 Saturation Min 0 0 0 0 0 Saturation Mid 400 370 390 460 350 Hue Max 700 700 700 700 700 Hue Min 0 0 0 0 0 Hue Mid 485 485 485 485 485...

Page 21: ...he Aging Mode If There is a red M moving on the screen it means the TV is in Aging mode To exit the Aging mode use your user RC and enter 8 0 8 7 in sequence Note The above Factory Service OSD Menu ar...

Page 22: ...GA and component 5 After operation above all necessarily Renew search the channels for the customer 6 1 USB directly Software Upgrading 1 The software is upgraded by a burning toll MtkTool which can b...

Page 23: ...he unit to your pc with a USB to serial port cable USB port connects to your pc and serial port to the TV s VGA port For the first connecting the pc will recognize and automatically install the USB de...

Page 24: ...20 79 6HUYLFH 0DQXDO 16 6HUYLFH 0DQXDO...

Page 25: ...rgether The MtkTool using log is restored in the MtkLog folder It records the running time and date whenever the tool is used The log will be a txt file named by the date and time After connecting the...

Page 26: ...the below picture 2 Refer to the next page instruction to select the communicate port 3 Press the icon beside the baud rate and make sure it is green as the below picture 4 Set the flash baud rate to...

Page 27: ...23 79 6HUYLFH 0DQXDO 16 6HUYLFH 0DQXDO Information of upgrade process...

Page 28: ...r this unit chip model is MT5387 select 115200 Note Where or not click the Auto Set Flash Baud Rate in the window menu depends on the chip type If the flash chip does not support high speed transport...

Page 29: ...25 79 6HUYLFH 0DQXDO 16 6HUYLFH 0DQXDO...

Page 30: ...leshooting for Remote Control Remote control does not work Try new batteries Replace RC Check IR receiver Change Led IR board Change Led IR cable Replace main board Replace battery Replace remote cont...

Page 31: ...7 2 Troubleshooting for Function Key Buttons does not work Check switches Check key board Check Key BD cable Change Key BD Replace main board Check solder connections and see if any switches are stuck...

Page 32: ...PCA TV won t power on Is LED light NO YES Check Power Output YES NO Check Power Cord Only one works Replace Main BD Try Power on by RC and Button Neither works Both Work Power on OK YES NO Replace Po...

Page 33: ...HUYLFH 0DQXDO 7 4 Troubleshooting for Audio No sound Check connecter Check speaker wire Replace main board Reconnect Replace speaker wire YES YES NO NO Check speaker set Replace speaker set YES NO OK...

Page 34: ...6HUYLFH 0DQXDO 7 5 Troubleshooting for TV VGA HDMI input No picture on the screen Check Signal Source Check connect Check cable Replace main board Make sure signal source is available Reconnect Replac...

Page 35: ...6HUYLFH 0DQXDO 7 6 Troubleshooting for YPbPr input No picture on the screen Check Source work or not Check connect Check Wires Green Blue Red Replace main board Check Source Device Reconnect Replace w...

Page 36: ...YLFH 0DQXDO 7 7 Troubleshooting for Video S Video input No picture on the screen Check Source work or not Check connect Check Cable Wires Replace main board Check Signal Source Reconnect Replace Cable...

Page 37: ...33 79 6HUYLFH 0DQXDO 16 6HUYLFH 0DQXDO 8 Explode View and Explode Bom List 9 Schematic circuit diagram...

Page 38: ......

Page 39: ...nit RSAG2 908 1566 3 ROH 1 17 1067164 Bracket RSAG8 038 2339 ROH 1 18 1064039 Bracket Unit RSAG6 150 719 ROH 1 19 1068716 Power Cord YS 05 2 VH 1 3white ROH 1 20 1068385 Terminal Bracket RSAG8 041 246...

Page 40: ...OPWRSB POWER MODULE ON OFF STRAP_2_ LVDS_PWR_ON U1RX U1TX LVDS_PWR_ON LVDS_PWR_ON KEY0 BL_ON OFF_PULL H_ ADIN0 HP_DET SYSTEM EEPROM WP DIMMING PWM LVDS_CTRL2 LVDS_CTRL2 AOSDATA0 AOSDATA0 LVDS_CTRL1 LV...

Page 41: ...R361 100K R361 100K 1 2 M3 MARK M3 MARK S1 D4 S1 D4 C456 100nF C456 100nF 1 2 R218 1K NC R218 1K NC 1 2 R16 10K R16 10K 1 2 R3 4K7 R3 4K7 1 2 R4 10K R4 10K 1 2 R15 10K R15 10K 1 2 C450 100uF 16V C450...

Page 42: ...10 Hisense Electric Co LTD Title Size Document Number Rev Date Sheet of MT5305 1 0 MT5387 IC Custom 3 13 Friday January 29 2010 Hisense Electric Co LTD Title Size Document Number Rev Date Sheet of MT5...

Page 43: ...1534 N6 AP1534 FB 1 EN 2 OCSET 3 Vcc_3_3 4 O P_4_4 5 O P_5_5 6 Vss_6_6 7 Vss_7_7 8 C39 1uF C39 1uF 1 2 C54 100nF C54 100nF 1 2 N4 AP1084 ADJ N4 AP1084 ADJ ADJ GND_1_0 1 OUT 2 IN 3 OUT2 4 N5 AZ1117 ADJ...

Page 44: ...16V C320 100uF 16V 1 2 C309 100nF C309 100nF 1 2 C327 100uF 16V C327 100uF 16V 1 2 VD14 B340A VD14 B340A 1 2 C314 100uF 16V C314 100uF 16V 1 2 R308 820R R308 820R 1 2 R311 180R 1 R311 180R 1 1 2 C321...

Page 45: ...IO4 1 C333 10uF 10V C333 10uF 10V 1 2 JTMS1 JTMS1 1 GPIO1 GPIO1 1 C353 330pF C353 330pF 1 2 R314 100R R314 100R 1 2 C345 10uF 10V C345 10uF 10V 1 2 C355 4 7uF 10V C355 4 7uF 10V 1 2 C351 1nF C351 1nF...

Page 46: ...DQS2_ K1 RDQS2 K2 RDQM2 K3 RDQS3 L1 RDQS3_ L2 RDQ24 L4 RDQ26 M2 RDQ29 M3 RDQ31 M4 RDQ16 M5 RDQ18 N1 RDQ23 N2 RDQ21 N4 REXTDN R1 MEMTN A1 VCC2IO A17 MEMTP A2 RA1 A3 RA2 A4 RCLK0_ A7 RA9 B1 VCC2IO_61 B1...

Page 47: ...57 56 61 60 42 43 44 45 46 47 48 49 50 51 C470 10pF C470 10pF 1 2 C484 10pF C484 10pF 1 2 C466 10pF C466 10pF 1 2 C501 10pF C501 10pF 1 2 C415 100nF C415 100nF 1 2 C479 10pF C479 10pF 1 2 C490 10pF C4...

Page 48: ...Q_19 D2 DQ11 D3 DQ10 D7 VSSQ_22 D8 DQ13 D9 VDD_24 E1 NC_25 E2 VSS_26 E3 VSSQ_27 E7 _LDQS_28_28 E8 VDDQ_29 E9 DQ6 F1 VSSQ_31 F2 LDM F3 LDQS F7 VSSQ_34 F8 DQ7 F9 VDDQ_36 G1 DQ1 G2 VDDQ_38 G7 DQ0 G8 VDDQ...

Page 49: ...2uF 16V 1 2 R67 4K7 NC R67 4K7 NC 1 2 R213 4K7 R213 4K7 1 2 C118 1uF C118 1uF 1 2 R72 4K7 R72 4K7 1 2 R75 10K R75 10K 1 2 R64 4K7 R64 4K7 1 2 C117 1nF C117 1nF 1 2 R58 82K R58 82K 1 2 R86 1M R86 1M 1...

Page 50: ..._6 6 VCC 7 GND_8 8 IF AGC_9_8 9 IFD OUT1_10_9 10 IFD OUT2_11_10 11 GND_12 12 GND_13 13 GND 14 GND_15 15 GND_16 16 GND_17 17 GND_18 18 GND_19 19 C132 100nF C132 100nF 1 2 C126 100nF C126 100nF 1 2 C125...

Page 51: ...R106 30K 1 2 R245 2K R245 2K 1 2 C177 10nF C177 10nF 1 2 R97 68R R97 68R 1 2 R246 2K R246 2K 1 2 C170 15pF C170 15pF 1 2 C172 10nF C172 10nF 1 2 D10 10P D10 10P 1 2 XS5 XS5 SIGNAL_7 1 GND 2 SIGNAL_8 3...

Page 52: ...1 2 D18 10P D18 10P 1 2 C195 5pF C195 5pF 1 2 C191 10nF C191 10nF 1 2 R138 30K R138 30K 1 2 R122 100R R122 100R 1 2 C189 10nF C189 10nF 1 2 C193 5pF C193 5pF 1 2 D19 10P D19 10P 1 2 R133 680R R133 68...

Page 53: ...D63 10P D63 10P 1 2 R196 499R 1 R196 499R 1 1 2 D47 0 15P D47 0 15P 1 2 N17 R TSQFP100N 050 1600X1600 HX PS421 N17 R TSQFP100N 050 1600X1600 HX PS421 SCL1 1 SDA1 2 HPD1 3 POW1 4 CEC 5 DDCBUF_EN 6 GND...

Page 54: ...ber Rev Date Sheet of MT5305 1 0 LVDS IR KEY A3 11 13 Friday January 29 2010 Hisense Electric Co LTD Title Size Document Number Rev Date Sheet of MT5305 1 0 LVDS IR KEY A3 11 13 Friday January 29 2010...

Page 55: ...N 38 ROUTN 39 ROUTN_39 40 ROUTP 41 ROUTP_41 42 BSRP 43 SHUTDOWN _43_43 44 MUTE 45 FAULT 46 AVCC 47 AVCC_47 48 GND_48 49 C272 100nF NC C272 100nF NC 1 2 R808 0R0 R808 0R0 V16 3904 V16 3904 1 2 3 C811 2...

Page 56: ...C290 100pF 1 2 N21A CO4558 N21A CO4558 1 2 3 4 8 C440 4 7uF 10V NC C440 4 7uF 10V NC 1 2 R288 9K1 R288 9K1 1 2 R295 10K NC R295 10K NC 1 2 C296 22uF 16V C296 22uF 16V 1 2 C293 220uF 16V C293 220uF 16...

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