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KE-50MR1/50MR1E/MR50M1
PANEL MODULE SERVICE MANUAL
PDP Module Name
KE-50MR1 AEP Model
NP50C3MF01
KE-50MR1 K Model
NP50C4MF01
KE-50MR1E HK Model
KE-50MR1E ME Model
KE-MR50M1 CH Model
FLAT PANEL COLOR TV

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Table of Contents

   Related Manuals for Sony KE-50MR1

   Summary of Contents for Sony KE-50MR1

  • Page 1 KE-50MR1/50MR1E/MR50M1 PANEL MODULE SERVICE MANUAL PDP Module Name KE-50MR1 AEP Model NP50C3MF01 KE-50MR1 K Model NP50C4MF01 KE-50MR1E HK Model KE-50MR1E ME Model KE-MR50M1 CH Model FLAT PANEL COLOR TV...
  • Page 2 Contents 1. Confirmation Common Manual ・・・・・・・・・・・・・・・・・・・・・・・ P1~P20 2. Confirmation Manual ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ P21~P44 3. Repair Manual ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ P45~P63 4.THE PARTS INFORMATION・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ P64~P65...
  • Page 3 PDP (NP series) Confirmation Common Manual Ver.1...
  • Page 4 PDP Malfunction Phenomenon No Picture Power-off Alarm protection When you turn-on the main power, the LED light-off after few minutes. Go to Page 8 due to check more details. Power-on No Priming Malfunction The LED is lighting, but The priming does not appear on not appear pictures.
  • Page 5 PDP Malfunction Phenomenon Abnormal Screen Abnormal Color No lighting sell are on screen at white pattern. Go to Page 11 due to check more details. Abnormal Block Colorful blocks appear on screen at color bar pattern. Go to Page 11 due to check more details.
  • Page 6 PDP Malfunction Phenomenon Vertical Vertical Line Single Line Only one line is always lighting. Go to Page 12 due to check more details. Two Lines two lines are lighting. Go to Page 13 due to check more details. Many Lines Many lines are lighting.
  • Page 7 PDP Malfunction Phenomenon Vertical Vertical Block One Black Block One block is always no- lighting by one IC. Go to Page 15 due to check more details. One Zebra Block Zebra block appears by one IC. Go to Page 16 due to check more details.
  • Page 8 PDP Malfunction Phenomenon Horizontal Horizontal Line One Black Block One black line appears on screen. Go to Page 17 due to check more details. Two Lines Two lines appear on screen. Go to Page 18 due to check more details. Horizontal Block Half block does not go out.
  • Page 9 PDP Malfunction Phenomenon Screen Defect Lighting strip Check our specification . Black strip Check our specification .
  • Page 10 No Picture Panel Alarm FPC Opened Panel alarm line go through the edge of the FPC. CHECK POINT FPC cutting at scan side and TCP REWORK side. We can not rework this. Panel Grid Opened Alarm Panel alarm line go through the edge Protection of panel.
  • Page 11 No Picture Vd Protection TCP Broken In case of shortage between Vd line and GND in TCP, Vd protection will be worked. CHECK POINT Shortage between Vd line and GND, REWORK TCP surface We can not rework this. Alarm Data Relay Board Broken Protection In case of shortage between Vd line and GND in data relay board, Vd...
  • Page 12 No Picture High Voltage Circuit Broken Next parts will be broken, Vp or Vbw line on Scan Board, Vsw line on Common Board, (High Voltage Board). No Priming CHECK POINT No Signal Fuse on board, Vp, Vbw and Vsw REWORK line of Power HIC.
  • Page 13 No Picture Abnormal High Voltage Circuit Broken screen Next parts will be broken, Vbw line on Scan Board, Vsw line on Common Board, (High Voltage Board). REWORK Change the scan or common CHECK POINT board (High voltage board). fuse on board, Vbw or Vsw line on board.
  • Page 14 Vertical The output of TCP The output of TCP is fixed at low level or high level. This line is very clear and constant. CHECK POINT REWORK Single Line One line is no-lighting or lighting at We can not rework this. any pure color signal (red, green blue and black) Data Grid Open...
  • Page 15 Vertical The output of TCP The closed outputs of TCP are Shortage. CHECK POINT REWORK Two Lines Two lines are lighting at two colors. We can not rework this. Data Grid Shortage The grids of panel are shortage due to foreign material. CHECK POINT The surface condition of panel grid.
  • Page 16 Vertical Many Lines Data Grid Open Damaged data grid in panel EX) Sulfur, scratch CHECK POINT The surface condition of panel grid. REWORK We can not rework this.
  • Page 17 Vertical TCP Broken TCP is not working. CHECK POINT The surface of TCP is damaged. Black Block REWORK We can not rework this. Data Relay Board The buffer IC is not working on signal lines. The connector on data relay board is opened by the cracking of solder.
  • Page 18 Vertical Zebra Block Data Relay Board The lead of the buffer IC or the connector on data relay board are shortage by foreign material. CHECK POINT REWORK Input signal condition. Change the data relay board. Many Blocks Data Relay Board The lead of the buffer IC or the connector on data relay board are shortage by foreign material.
  • Page 19 Horizontal The output of Scan IC The output of scan IC is fixed at low level or high level. This line is very clear and constant. CHECK POINT REWORK Single Line One line is no-lighting or lighting at Change the scan relay white signal.
  • Page 20 Horizontal Two Lines Scan Relay Board The output of scan IC are shortage. This line is not clear and not constant. CHECK POINT FPC insert shifting. Foreign material in connector. The lead of scan IC. REWORK Clean in the connector. Reconnect the FPC.
  • Page 21 Horizontal Scan IC broken Scan IC is not working. CHECK POINT The surface of scan IC. Block REWORK Change the scan relay board. Scan Board The output of scan board is not working. CHECK POINT The output of Scan Board. REWORK Change the scan board.
  • Page 22 Voltage Information By June 2003 Since July 2003 Sample 40 x 17mm 55 x 25mm Dimension Sample 20 x 17mm 55 x 15mm Dimension Vd Vbw Vsw Vp Vw...
  • Page 23 PDP (NP50C3MF01) Confirmation Manual Ver.1...
  • Page 24 Flow Chart Check process Type,Serial Number Page 23 Take pictures (Module and shipment box) Panel Crack Page 24 Flexible Cable Take pictures Page 25 Connectors Take pictures Page 26-28 Tester Checking If you can confirm visual malfunction, take pictures Page 29-35 Phenomenon Input it in your line again Reappearance...
  • Page 25 Serial Number Module Number and Panel ID Serial Number SERIAL NO. 211200192 Vd=65V Vs=190.1V CODE AA-01 Type Name Panel ID NEC MODEL NP50C3MF01 212211041621 211200192   MADE IN JAPAN ********************** ********************** ********************** Example : Type Name NP50C3MF01AA Serial Number  211200192...
  • Page 26 Panel Crack Panel Crack Check the surface of glass whether crack or not. This issue may be caused by transportation or treatment after shipment. We would like you to take some pictures, the broken module, the outside box, and inform the shipment date.
  • Page 27 Flexible Cable Flexible Cable Check the Flexible Cables whether scratched, broken, or not. Cutting cable or broken In this case, it caused by handling them at customers line. We would like you to be careful to handle the modules.
  • Page 28 Connectors Connectors Condition Check the Cables or Connectors whether connected and locked, or not. Common Bypass Board High Voltage Board 6 connectors Digital Board 6 connectors Data Relay Board Data Relay Board Data Relay Board (Left) 10 connectors (Center) 12 connectors (Right) 7 connectors We would like you to be careful to handle the modules at assembling.
  • Page 29 Connector Checking 2 Each Connector High Voltage Board Scan Relay Board Common Relay Board    - Digital Board   - Flexible Cable - Flexible Cable Locked Unlocked...
  • Page 30 Connector Checking 3 Each Connector Digital Board High Voltage Board High Voltage Board - High Voltage Board - Data Relay Board - Scan Relay Board Locked Unlocked...
  • Page 31 Tester Checking 1 Fuse Chip Fuse on Digital Board Glass Fuse on High Voltage Board (FU801) (F301 、 F302) OK: Shortage OK: Shortage NG: Opened NG: Opened...
  • Page 32 Tester Checking 2 Fuse Resistance and Chip Fuse on High Voltage Board Fuse Resistance Fuse Resistance (R10), (R4), (R6) (R7), (R3) Chip Fuse Resistance Chip Resistance (R20) (R9) On High Voltage Board On High Voltage Board R10 OK: About 2.2 Ω R4 ...
  • Page 33 Tester Checking 3 Fuse Resistance on High Voltage Board Fuse (R2) Resistance and Chip Fuse on High Voltage Board R2 OK: About2.2 Ω     NG: Opened  Fuse Resistance Fuse Resistance on High Voltage Board on High Voltage Board (R90) (R1) R1 OK: About2.2 Ω R90 OK: About2.2 Ω...
  • Page 34 Tester Checking 4 Data IC Data Relay Board (Right) Check between #1 pin and #2 pin (GND) (Vd Voltage Line of Data IC) OK: Opened NG: Shortage Check the resistance between #1 pin and #2 pin (GND) with tester. In case of shortage, it is caused by malfunction of data IC. Check the surface of data IC after removing the heat sink and Take some pictures.
  • Page 35 Tester Checking 5 Parts Location High Voltage Board PH2203F...
  • Page 36 Tester Checking 6 Power HIC PH2203F on High Voltage Board PH2203F PH2203F Judgment Turn this board over, and Check each points  OK: more than KΩ Checking point  NG:Shortage   Between A and B Between C and U Between J and O   Between A and U Between F and U Between L and M...
  • Page 37 Tester Checking 7 Scan IC Scan Relay Board Scan Relay Board (Up) (Down) NEGA 1 POSI 2 POSI 1 NEGA 2 Judgment   OK: More than KΩ   NG:Shortage Checking Point Between NEGA and POSI...
  • Page 38 Strip Defect 1 Strip Defect Compare with specification 2 strip 2 strip 1 strip...
  • Page 39 Strip Defect 2 Strip Defect 3 strip 3 strip 3 strip...
  • Page 40 Vertical Line 1 Vertical Line Single line Open Mode All Red Pattern All Green Pattern All Blue Pattern All Black Pattern Black 1 Line Red 1 Line No Appearance Red 1 Line Red 1 Line Open Mode [Check Point] a) The broken data flexible cable. If OK, Data IC Broken.
  • Page 41 Vertical Line 2 Vertical Line Two lines Shortage Mode All Red Pattern All Green Pattern All Blue Pattern All Black Pattern Blue 1 Line No Appearance No Appearance Red 1 Line Shortage between Red and Blue [Check Point] a) This phenomenon is caused by panel issues.
  • Page 42 Vertical Line 3 Vertical Line block 1/2 data IC Block(Width 30mm) [Check Point] a) The broken surface IC on data IC. b) The broken data flexible cable.
  • Page 43 Vertical Line 4 block Vertical Line 1 data IC Block [Check Point] a) Lacking connector between Data Relay board and Data IC. b) The broken data flexible cable.
  • Page 44 Vertical Line 5 Vertical Line block Many data IC Block [Check Point] a) Lacking connector between Data Relay board and Scan or Common board. b) The broken data flexible cable. C) Shortage between leads in connector. Foreign Material etc.
  • Page 45 Horizontal Line single line, two lines or block Horizontal Line Single Two lines Block Block a) The broken surface IC on scan IC driver. Check the resistance between NEGA and POSI on scan IC board. (Normal: KΩ Level) b) The broken scan flexible cable. c) Lacking connector between scan IC and scan board.
  • Page 46 50C3 Board Location Common Flexible Cable A Scan Flexible Cable A Common Flexible Common Bypass Board Cable B Scan Flexible Common Flexible Cable B Cable C High Voltage Board Common Flexible Digital Board Cable D Scan Flexible Cable D Common Flexible Cable E Scan Flexible...
  • Page 47 PDP (NP50C3MF01) Repair Manual Ver.1...
  • Page 48: Table Of Contents

    Repair Flow Chart Repair Testing Preparation Page 47 Mounting Setting Page 58 Pre-Setting Page 48 Connect Supply cable Voltage Adjustment Page 59-60 Remove Connectors Page 49-51 Aging Page 61 Page 52 Remove Screws Inspection Page 52 Remove Old Boards Page 62 Remove Module Analysis Install New Boards...
  • Page 49: Preparation

    Preparation Tools a) Driver ---------- Plus Type b) Wrist Discharge ---------- Prevent Electrostatic c) Signal Generator (PC) d) Supply Package e) Mounting ---------- To Stand Module f ) Tester g) Cushion ---------- To put the Module on ATTENTION Replacing the boards, always use the wrist band to prevent electrostatic.
  • Page 50: Pre-setting

    Pre-setting Put the cushion on a table and repaired module on cushion ATTENTION Put panel like catching all surface on cushion.
  • Page 51: Remove Connectors

    Repair 1        Remove connectors and cables (1) Remove the repairing Board Common Bypass Board High Voltage Board 6 Connectors Digital Board 5 Connectors Data Relay Board Data Relay Board Data Relay Board (Left) 10 connectors (Center) 12 connectors (Left) 7 Connectors Attention Be careful to deal with the connectors and cables.
  • Page 52 Repair 1        Remove connectors and cable (2) How to remove the connectors Flat Cable (Type B) Flat Cable (Type A) Locked Unlocked Be careful to remove the connectors because the structure of each connector is different. Or, it is possible to broken the connectors.
  • Page 53 Repair 1        Remove connectors and cable (3) How to remove the connectors Cable (Type D) Flat Cable (Type C) Locked Unlocked Be careful to remove the connectors because the structure of each connector is different. Or, it is possible to broken the connectors.
  • Page 54: Remove Screws

    Repair 2 Remove the Boards Remove the repairing Board Common Bypass Board High Voltage Board 22 Screws Digital Board 6 Screws Data Relay Board (Left) 5 Screws Data Relay Board (Center) 5 Screws Data Relay Board (Right) 4 Screws Attention Do not drop the screwdriver or screws on the board.
  • Page 55: Install New Boards

    Repair 3 Install the new boards Install the new board Common Bypass Board High Voltage Board 22 Screws Digital Board 6 Screws Data Relay Board (Left) 5 Screws Data Relay Board (Center) 5 Screws Data Relay Board (Right) 4 Screws Attention Install the same number board as module.
  • Page 56 Repair 4 Connecting (1) Check the cables and in sockets Flat Cable (Type A) Socket (Type A) ATTENTION ATTENTION Check whether there are some foreign materials or not in socket. Check the surface of grids whether it is tearing or not.
  • Page 57: Connect Connectors

    Repair 4 Connecting (2) Connect some connectors Common Bypass Board High Voltage Board 6 Connectors Digital Board 5 Connectors Data Relay Board Data Relay Board Data Relay Board (Left) 10 connectors (Center) 12 connectors (Left) 7 Connectors ATTENTION Please check that connector connection of a red line part is made normally. When you exchange the signal relay PKG, finally please attach a heat sink.
  • Page 58 Repair 4 Connecting (3) Connection Condition (Photograph) Scan Relay Board (Photograph) Common Relay Board (Photograph) High Voltage Board - Digital Board - FFC Cable - FFC Cable Locked Unlocked...
  • Page 59 Repair 4 Connecting (4) Connection Condition (Photograph) (Photograph) Digital Board (Photograph) High Voltage Board High Voltage Board -  Data Relay Board -  Scan Relay Board - High Voltage Board Locked Unlocked...
  • Page 60: Mounting Setting

    Check working Mounting Setting ATTENTION Do not stand the module directly on table. ----- Broken the flexible cable To fix the connectors from supply board. ----- Broken scan & common board Adjust supply board to the suitable voltage (Vs) of panel. ----- Writing issue...
  • Page 61: Voltage Adjustment

    Voltage Adjustment (1) VSW & VSW & - - - - VW Adjustment VSW & VSW & VW Adjustment VW Adjustment VW Adjustment Adjust the [-VW (±0.5V)] with VR4 at TP330 on High Voltage board. TP328 (VSW) VR4 (-VW) VR2 (VSW) TP330 (-VW) Adjust the [VSW (±0.5V)] with VR2 at TP328 on High Voltage board.
  • Page 62 Voltage Adjustment (2) In case of no measuring land on the VBW 、 、 、 、 VP Adjustment VP Adjustment VP Adjustment VP Adjustment board, please refer pin assignments. Measuring VBW which is between TP329 and TP330(–VW). Adjust VBW by VR3. (Tolerance:+/- 0.5 volt) TP327 (VP) VR3 (VBW)
  • Page 63 Check working Aging White Pattern ACTION Aging on all white pattern for at least 30 min. ATTENTION Do not use fixed signals to aging. For example windows pattern or window pattern.
  • Page 64: Inspection

    Check working Inspection Green Blue Color Bar Gray Scale ACTION Inspect the screen condition under all red, all green, all blue, color bar and gray scale. List the replaced result as attached sheet. ATTENTION In case of some black strips or light strip, to aging more for one hours with all white pattern.
  • Page 65 Stocking Condition ATTENTION To stock the modules in the room keeping on standard temperature and humidity. To keep the modules sideways as following picture.
  • Page 66 AA, BA, CA, DA 9-885-058-87 PKG50C4G1 BOARD HT4-9S899562 PKG50C4G1 50C4 High Voltage PKG 9-885-058-88 PKG50C4C1 BOARD HT4-9S899563 PKG50C4C1 23C-16 50C4 Digital PKG KE-50MR1 (K) 9-885-058-89 PKG50C4J1 BOARD HT4-9S899564 PKG50C4J1 50C4 Data Relay PKG(LT) KE-50MR1E (HK) 9-885-058-90 PKG50C4J2 BOARD HT4-9S899565 PKG50C4J2...
  • Page 67 NP50C3MF01AB Upper compatible if no terms. Name of Package (board) Version Replaceable Version Conditions Note High Voltage Board PKG50C3G1 02A, 02B 03A, 03B Common Bypass Board PKG50C3E4 Scan Relay Board (Up) 01A, 01B PKG50C3E1 02A, 02B Scan Relay Board (Down) 01A, 01B PKG50C3E2 02A, 02B...
  • Page 68 English 2004DL08-Data Sony EMCS Corporation Made in Japan Ichinomiya TEC  2004. 4 9-878-234-01...

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