Sony KDL-46HX900 Service Manual
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Sony KDL-46HX900 Service Manual

Sony KDL-46HX900 Service Manual

Lcd digital color tv
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HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE MANUAL
AZ1-L
ORIGINAL MANUAL ISSUE DATE: 6/2010
CHASSIS
Segment: 2b-1
Version
Date
Subject
1.0
6/2010
No revisions or updates are applicable at this time.
LCD Digital Color TV
9-888-328-01

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  • Page 1 HISTORY INFORMATION FOR THE FOLLOWING MANUAL: SERVICE MANUAL AZ1-L ORIGINAL MANUAL ISSUE DATE: 6/2010 CHASSIS Segment: 2b-1 Version Date Subject 6/2010 No revisions or updates are applicable at this time. LCD Digital Color TV 9-888-328-01...
  • Page 2 SERVICE MANUAL AZ1-L CHASSIS Segment: 2b-1 LCD Digital Color TV 9-888-328-01...

  • Page 3: Model List

    MODEL LIST MODEL COLOR COMMANDER DEST. MODEL COLOR COMMANDER DEST. KDL-46HX900 Black RM-GD012 Hong Kong KDL-46HX900 Black RM-GD012 Australia KDL-52HX900 Black RM-GD012 Australia KDL-46/52HX900(HK/AUS)

  • Page 4: Warnings And Cautions

    Components identified by shading and ! mark on the schematic diagrams, exploded views, and in the parts list are critical for safe operation. Replace these components with Sony parts whose part numbers appear as shown in this manual or in supplements published by Sony. Circuit adjustments that are critical for safe operation are identified in this manual.
  • Page 5 Les composants identifi es par une trame et par une marque ! sur les schemas de principe, les vues explosees et les listes de pieces sont d’une importance critique pour la securite du fonctionnement. Ne les remplacer que par des composants Sony dont le numero de piece est indique dans le present manuel ou dans des supplements publies par Sony.

  • Page 6: Use Caution When Handling The Lcd Panel

    WARNINGS AND CAUTIONS USE CAUTION WHEN HANDLING THE LCD PANEL When repairing the LCD panel, be sure you are grounded by using a wrist band. When repairing the LCD panel on the wall, the LCD panel must be secured using the 4 mounting holes on the rear cover. 1) Do not press on the panel or frame edge to avoid the risk of electric shock.
  • Page 7 WARNINGS AND CAUTIONS HANDLING THE GLASS ASSEMBLY Use the following precautionary guidelines when replacing the Glass Assembly to avoid material degradation or screen coating degradation, and ensure that dust, dirt, or fingerprints are not left between the glass and the LCD panel. •...

  • Page 8: Safety Check-Out

    SAFETY CHECK-OUT After correcting the original service problem, perform the following safety checks before releasing the set to the customer: 1. Check the area of your repair for unsoldered or poorly soldered connections. Check the entire board surface for solder splashes and bridges. 2.
  • Page 9 SAFETY CHECK-OUT Leakage Test The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis, must not exceed 0.5 mA (500 microamperes). Leakage current can be measured by any one of three methods. 1.

  • Page 10: Self Diagnosis Function

    SELF DIAGNOSIS FUNCTION The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY LED will automatically begin to flash. The number of times the LED flashes translates to a probable source of the problem. A definition of the STANDBY LED flash indicators is listed in the instruction manual for the user’s knowledge and reference. If an error symptom cannot be reproduced, the remote commander can be used to review the failure occurrence data stored in memory to reveal past problems and how often these problems occur.

  • Page 11: Display Of Standby Led Flash Count

    SELF DIAGNOSIS FUNCTION DISPLAY OF STANDBY LED FLASH COUNT SELF-DIAGNOSTIC SCREEN DISPLAY For errors with symptoms such as “power sometimes shuts off” or “screen sometimes goes out” that cannot be confirmed, it is possible to bring up past occurrences of failure for confirmation on the screen: [To Bring Up Screen Test] In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below: KDL-46/52HX900(HK/AUS)
  • Page 12 SELF DIAGNOSIS FUNCTION [SELF DIAGNOSTIC SCREEN DISPLAY] SELF CHECH        <1> NEXT PAGE‐> Item name 000 RGB_SEN    ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ 00 002 MAIN_POWE  ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ 00 003 DC_ALERT   ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ 00 003 AUD_PROT   ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ 00 003 DTT_WDT    ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ 00 004 BALANCER   ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ 00 005 HFR_ERR    ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ ‐‐‐‐‐‐‐‐‐‐ 00 STBY LED flash time Error count (00-99) 005 TCON_ERR   ‐‐‐‐‐‐‐‐‐‐...
  • Page 13 SELF DIAGNOSIS FUNCTION Since the diagnostic results displayed on the screen are not automatically cleared, always check the self-diagnostic screen. After you have completed the repairs, clear the result display to “0”. Clearing the Self Check Diagnostic List 1. Error history and Error count : Press the Channel 8 => Channel 0 . 2.

  • Page 14: Sec 1. Disassembly

    SEC 1. DISASSEMBLY 1-1. MOVIE LIST KDL-46HX900 KDL-46HX90 KDL-52HX900 KDL-46/52HX900(HK/AUS)

  • Page 15: Sec 2. Adjustment

    SEC 2. ADJUSTMENT HOW TO ENTERING SERVICE MODE 1) Turn on the main power switch to place this set in standby mode. 2) Press the buttons on the remote commander as follows, and entering service mode. 3) Service mode display. Note: First of all, when you enter Service Mode, you can see “Digital”...
  • Page 16 ADJUSTMENT 4) How to use the remote commander. Function The flow of control Service mode on <Test>+<TV>/<Display><5><Vol Up><Power> Service mode off <Other> / <Power off + on> Item up / down <1>/<4> Category up / down <2>/<5> Data up / down <3>/<6>...

  • Page 17: White Balance Adjustment

    ADJUSTMENT WHITE BALANCE ADJUSTMENT Note: Please execute this adjustment if necessary. Change Data of “PEM” service mode a. Select “010 WB_GAIN2_A” category by pressing “2 / 5” on remote. b. Select “000” ~ “005” item by pressing “1 / 4” on remote. c.

  • Page 18: Save Changing Data

    ADJUSTMENT SAVE CHANGING DATA 1) Change Data of “Chassis” or “Sub” or “PEM” service mode 2) Write data for “Chassis” or “Sub” or “PEM” service mode a. Press “Mute” on remote. It shows green “SERVICE” changes to green “WRITE”. b. Press “0” or “enter” on remote. Green “WRITE” changes to red “WRITE”. It indicate writing is processing. c.

  • Page 19: Change Data

    ADJUSTMENT CHANGE DATA Note: “Digital” service mode don’t have to Save. (except “002 MODEL” category) 1) Change Data of “Digital” service mode. (except “003 DIG_SRV_MODE” category) DIGITAL SERVICE a. Press “2 / 5” on remote to select (up / down) category. 004 TUNER b.
  • Page 20 ADJUSTMENT 3) Write data for “Digital” service mode. ( “002 MODEL” category) Note: This procedure operation, when replaced the B board. DIGITAL SERVICE Note: Do not write a wrong segment or destination information in Product ID. 002 MODEL When the wrong setting is written, TV may not operate. 000 SEG 01 : 2a-3 Write...

  • Page 21: Set To Shipping Condition

    ADJUSTMENT SET TO SHIPPING CONDITION How to do shipping condition. a. Move to “Digital” service mode. Press “8” on remote. It shows green “SERVICE” changes to green “RST-”. Press “mute” on remote. Added green “EXE” after green “RST-” . d. Press “0” or “enter” on remote. Green “EXE-RST” changes to red “EXE-RST”. It indicate writing is processing. After a while, red “EXE-RST”...

  • Page 22: Change The Emitter Output Level

    ADJUSTMENT CHANGE THE EMITTER OUTPUT LEVEL Note: To reduce the emitter LED output power strength. Change Data of “PEM” service mode a. Select “009 3D” category by pressing “2 / 5” on remote. b. Select “000 EMIT_STR” item by pressing “1 / 4” on remote. c.

  • Page 23: Sec 3. Trouble Shooting

    SEC 3. TROUBLE SHOOTING 3-1. TRIAGE CHART Symptoms - Shutdow n. Pow er LED Video - missing or distorted Remote Netw ork Audio blinking red diagnostics sequences Pow er No Green Stationary Wireles s Reference No video No video Power LED colored lines can't No Audio...

  • Page 24: Troubleshooting

    TROUBLE SHOOTING 3-2. FLOW CHART START Does the Power Led Is the network stay on when the No Power connection OK? Can’t connect network TV is switched on ? Is the Standby Led blink ? Standby LED Blink Is the Picture and No Picture / No Sound Sound OK ? Do the buttons...
  • Page 25 TROUBLE SHOOTING 3-3. NO POWER No Power Check STBY 3.3V Replace at 1 pin of CN3800 Between G6A Board to G6A Board on the BAL Board BAL Board Harness Harness BAL Board KDL-46/52HX900(HK/AUS)
  • Page 26 TROUBLE SHOOTING 3-4. STANDBY LED BLINK 1) 2 times blinkings (Main Power Error) 2 times Blinkings Check REG12V at 12V NG Replace pins 6/7 of Between G6A Board to G6A Board CN3800 on BAL Board Harness the BAL Board 12V OK BAL Board Harness KDL-46/52HX900(HK/AUS)
  • Page 27 TROUBLE SHOOTING 2) 3 times blinkings (DC Alert, Audio Error and Communication Error) AUDIO 3 times Blinkings Check +12.5V DC_ALERT at pin 2 of G6A Board CN3800 on the BAL Board Check D+3.3V at F3700,IC3700,etc JL3715 or JL3716 (BAL Board) on the BAL Board Check +12.5V_AU1 F4200,IC4200,etc...
  • Page 28 TROUBLE SHOOTING 3) 4 times blinkings (Balancer Error) 4 times Blinkings Between 0.84V to 2.65V Check PANEL_FAIL at PANEL JL2565 (Balancer) on the BAL Board BAL Board KDL-46/52HX900(HK/AUS)
  • Page 29 TROUBLE SHOOTING 4) 5 times blinkings (T-con Error) 5 times Blinkings Check PANEL_VCC Panel (T-con) at JL3806 G6A Board BAL Board change on the BAL Board about 5V ： 22” Model about 12V : ex. 22” Model Panel (T-con) Between G6A to Panel harness check Harness (a) exclude 60Hz Panel Model...
  • Page 30 TROUBLE SHOOTING 5) 6 times blinkings (Backlight Error) 6) 7 times blinkings (Temperature Error) 7 times Blinkings 6 times Blinkings Under 2.65V Check Setting circumstance PANEL_FAIL at is OK? Set to another BAL Board JL2565 Temperature, Location, etc. on the BAL Board Ventilation, etc.
  • Page 31 TROUBLE SHOOTING 3-5. NO PICTURE No Picture about 5V ： 22” Model about 12V : ex. 22” Model BL_ON:H PANEL_VCC Check Press HOME Key Replace LCD Panel At JL3806 on the BL_ON at JL2566 XMB (Menu) displayed? the LVDS Harness (T-con) BAL Board on the BAL Board...
  • Page 32 TROUBLE SHOOTING 3-6. NO SOUND No Sound “Audio System” Check the Change to “Speakers setting” “TV Speaker” “TV Speakers” Check the Speaker Replace BAL Board Harness the BAL Board Speaker Harness Speaker KDL-46/52HX900(HK/AUS)
  • Page 33 TROUBLE SHOOTING 3-7. TV COMMANDER BUTTONS MALFUNCTION 1) TV button malfunction Button malfunction on the TV BAL to Switch Unit Switch Unit change Switch Unit harness check Harness BAL Board KDL-46/52HX900(HK/AUS)
  • Page 34 TROUBLE SHOOTING 2) IR remote commander malfunction TV isn’t controlled by remote commander Green LED blinks Green LED light at power indicator Mechanical at power indicator when using commander (ex. bezel) near sensor’s window Check the Harness between the BAL Board Sensor is broken and the HLR Board Exchange the Harness...
  • Page 35 TROUBLE SHOOTING 3-8. NETWORK MALFUNCTION 1) Wired Network malfunction 2) USB Wireless Network malfunction Wireless Network Wired Network on the TV on the TV Error Message appear Connection result BAL Board when the Wireless USB Dongle Cable Connection Network is selected? Is the radio field Connection result Ether net cable...

  • Page 36: Sec 4. Diagrams

    HDMIC_TMDS DCCC_I2C HDMI3(Side) UART2_TXD/RXD HDMIB_TMDS DCCB_I2C HDMI4 USB2.0 DEVICE_SCL/SDA H Board Temp Sensor TV_TXD/RXD UART1_TXD/RXD SONY Logo ETHER UART0_TXD/RXD KSZ8041 Same DPL as Ether Jack DEBUG I/F RF Remote M_SPDIF_OUT RS232_TXD/RXD HOTEL CN D Amp MUXOUT_L/R SP OUT [TAS5707] Audio...

  • Page 37: Circuit Boards Location

    DIAGRAMS 4-2. CIRCUIT BOARDS LOCATION (1) KDL-46HX900 G6A Board T-CON BAL Board HTD Board Switch Unit Speaker (L) Speaker (R) HLR Board KDL-46/52HX900(HK/AUS)
  • Page 38 DIAGRAMS (2) KDL-52HX900 G6A Board T-CON BAL Board Switch Unit HTD Board Speaker (L) Speaker (R) HLR Board KDL-46/52HX900(HK/GA)

  • Page 39: Sec 5. Exploded Views

    SEC 5. EXPLODED VIEWS • Items with no part number and no description are not stocked because they are seldom required for roution service. • The construction parts of an assembled part are indicated with a collation number in the remark colum. •...

  • Page 40: Exploded Views

    EXPLODED VIEWS 5-1. KDL-46HX900 5-1-1. CHASSIS-1 REF.NO. PART NO. DESCRIPTION REMARK * 4-115-101-02 COVER, ECS X-2546-984-2 COVER, REAR (46) ASSY 4-167-326-01 BRAKET, VESA (S) 4-168-619-02 COVER, UNDER (VIO) X-2548-639-2 BRACKET, SPEAKER (VIO) ASSY 1-858-378-11 SP BOX ASSY (LEFT) 1-858-378-21 SP BOX ASSY...
  • Page 41 EXPLODED VIEWS 5-1. KDL-46HX900 5-1-2. CHASSIS-2 REF.NO. PART NO. DESCRIPTION REMARK X-2549-421-1 BRACKET, SIDE JACK ASSY A-1781-104-A BAL COMPL (SERVICE) (46HX900(AUSTRALIA) A-1781-428-A BAL COMPL (SERVICE) (46HX900(HONG KONG) 1-474-239-11 STATIC CONVERTER (TV)-G6A A-1745-590-A HTD MOUNT X-2547-205-2 GUIDE, LIGHT ASSY A-1759-229-A HLR MOUNT...
  • Page 42 EXPLODED VIEWS 5-1. KDL-46HX900 5-1-3. SCREWS PART No. DESCRIPTION 4-193-088-01 SCREW, +PWH M4X10 2-580-590-01 SCREW, +PSW M3X5 7-685-648-79 SCREW +BVTP 3X12 TYPE2 IT-3 2-580-608-01 SCREW, +PSW M5X16 2-580-592-01 SCREW, +PSW M3X8 4-159-298-01 SCREW, +PSW M4X10 * Label, Rear Terminal AUSTRALIA...
  • Page 43 EXPLODED VIEWS 5-2. KDL-52HX900 5-2-1. CHASSIS-1 REF.NO. PART NO. DESCRIPTION REMARK * 4-115-101-02 COVER, ECS X-2548-640-3 COVER, REAR (52) ASSY 4-164-305-01 BRACKET, VESA T (ML) 4-168-619-02 COVER, UNDER (VIO) X-2548-639-2 BRACKET, SPEAKER (VIO) ASSY 1-858-378-11 SP BOX ASSY (LEFT) 1-858-378-21 SP BOX ASSY (RIGHT) 1-842-031-11...
  • Page 44 EXPLODED VIEWS 5-2. KDL-52HX900 5-2-2. CHASSIS-2 REF.NO. PART NO. DESCRIPTION REMARK X-2549-260-1 BRACKET, SIDE JACK ASSY A-1781-104-A BAL COMPL (SERVICE) 1-474-239-11 STATIC CONVERTER (TV)-G6A A-1745-590-A HTD MOUNT X-2547-205-3 GUIDE, LIGHT ASSY A-1759-229-A HLR MOUNT 4-187-239-01 FRAME, HB (52VIO) 4-187-238-01 FRAME, HT (52VIO) 4-187-237-01 FRAME, VL (52VIO) 4-187-236-01...
  • Page 45 EXPLODED VIEWS 5-2. KDL-52HX900 5-2-3. SCREWS PART No. DESCRIPTION 4-193-088-01 SCREW, +PWH M4X10 2-580-590-01 SCREW, +PSW M3X5 7-685-648-79 SCREW +BVTP 3X12 TYPE2 IT-3 2-580-608-01 SCREW, +PSW M5X16 2-580-592-01 SCREW, +PSW M3X8 4-159-298-01 SCREW, +PSW M4X10 AUSTRALIA * Label, Rear Terminal KDL-46/52HX900(HK/AUS)
  • Page 46 EXPLODED VIEWS 5-3. OTHER PART (KDL-46HX900) 5-3-1. MISCELLANEOUS 5-3-2. PACKING PART NO. DESCRIPTION REMARK PART NO. DESCRIPTION REMARK * 4-182-598-01 CARTON,INDIVIDUAL(46VIO) (CONNECTORS/CABLE) * 4-177-043-01 CUSHION, LOWER (VIO46) 1-910-100-99 CONNECTOR ASSY 11P (CN6152-CN3800, CN2561(1)) * 4-177-042-01 CUSHION, UPPER (VIO46) 1-910-101-00 CONNECTOR ASSY 6P...
  • Page 47 EXPLODED VIEWS 5-4. OTHER PART (KDL-52HX900) 5-4-1. MISCELLANEOUS 5-4-2. PACKING PART NO. DESCRIPTION REMARK PART NO. DESCRIPTION REMARK * 4-182-616-01 CARTON,INDIVIDUAL(52VIO) (CONNECTORS/CABLE) 1-837-532-12 CONNECTOR ASSY CN6003-ACSW(1) * 4-177-075-01 CUSHION, UPPER (VIO52) 1-910-100-94 CONNECTOR ASSY 11P CN6152-CN3800, CN2561(1) * 4-177-076-01 CUSHION, LOWER (VIO52) 1-910-100-95 CONNECTOR ASSY 6P CN6153-TCON(1) * 4-177-078-01...
  • Page 48 English 2010FL08-Data Sony Corporation Made in Japan Sony EMCS (Malaysia) Sdn. Bhd. © 2010. 6 9-888-328-01 TVEG KDL-46/52HX900(HK/AUS)

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