Page 1 FLAT WIDE DISPLAY MONITOR FWD-50PX3 FLAT PANEL DISPLAY SPEAKER SYSTEM SS-SP50FW TV STAND SU-50FW SERVICE MANUAL 1st Edition...
Page 3 Ce manual est destiné uniquement aux personnes compétentes en charge de l’entretien. Afin de réduire les risques de décharge électrique, d’incendie ou de blessure n’effectuer que les réparations indiquées dans le mode d’emploi à moins d’être qualifié pour en effectuer d’autres. Pour toute réparation faire appel à une personne compétente uniquement. FWD-50PX3...
Page 5 Hävitä käytetty paristo valmistajan ohjeiden Remplacer uniquement avec une batterie du même mukaisesti. type ou d’un type équivalent recommandé par le constructeur. Mettre au rebut les batteries usagées conformément aux instructions du fabricant. 1 (P) FWD-50PX3...
Page 9: Table Of Contents
Required Equipment ..........2-4 4-7-6. Error Codes ............4-7 2-3-2. Va Voltage Adjustment ......... 2-4 4-8. FWD-50PX3 Dedicated Protocol ........4-8 2-3-3. Vs Voltage Adjustment ......... 2-4 4-8-1. Packet Format ............4-8 2-4. After Replacing the Y-SUS Board ......... 2-5 2-4-1.
Page 11 Video Decoder and Filter Circuits ........5-1 5-4. Audio Circuit ..............5-1 5-5. Connection with Panel ............ 5-1 5-6. Network ................5-1 6. Spare Parts 6-1. Notes on Repair Parts ............. 6-1 6-2. Exploded Views .............. 6-2 7. Block Diagrams Overall ................7-1 FWD-50PX3...
Page 13: Manual Structure
Manual Structure Purpose of this manual This manual is the Service Manual of the Flat Wide Display Monitor FWD-50PX3. This manual contains the service overview, service mode and adjustment, trouble- shooting, SNMP, spare parts, and block diagrams. The service of this unit is basically performed by the replacement of board.
Page 17: Service Overview
1-1. Appearance Figure 1-2. Board Location TEMP board A board Z-SUS board TEMP board G board I board Y-SUS board TEMP board H2 board XR board XC board T board YDT board CTRL board XL board YDB board H1 board FWD-50PX3...
Page 19: Disassembly
3 Two panel securing screws 4 BKM-FW21 5 Four screws 1 Two panel 6 Four knobs securing screws 9 Hold the four handles and remove the rear cabinet assembly. 2 BKM-FW10 7 Eighteen screws 0 Rear cabinet assembly Conductive cushion Upper side FWD-50PX3...
Page 21: Bezel Assembly/H1 Board/H2 Board
!/ Control button 4 Harness ![ Frame (H) 9 H2 board assembly ![ Frame (H) 8 Three screws assembly !] Filter glass != Frame (V) assembly Conductive cushion Upper side 3 Harness !' Bezel assembly !\ Two screws !; H1 board FWD-50PX3...
Page 23: A Board/I Board
P700 (CR-2032) P702 P701 Battery holder 8 A board 6 Interface cover 3 Screw 4 Four connector screws 7 Five screws 5 Two screws 2 Cover 1 Five screws 8 A board 0 I board Conductive cushion Upper side FWD-50PX3...
Page 25: G Board/Temp Board
6 TEMP board P501 Conductive cushion 5 Two screws 6 TEMP board P501 Upper side 1-3-5. T Board . Remove the rear cabinet assembly. (Refer to Section 1-3-1.) 2 T board J801 Upper side 1 Two screws Conductive cushion FWD-50PX3...
Page 27: A Block Assembly/Dc Fan
!/ Three DC fans != Fan bracket (large) (small) 3 Two screws !\ Two screws 6 DC fans (large) !; Fan bracket (small) 4 Fan bracket !, DC fan (small) 5 Two screws (large) !' Two screws Upper side Conductive cushion FWD-50PX3...
Page 29: Ydt Board/Ydb Board
6 Speaker bracket 2 DC fan assembly 7 Six screws 4 Speaker bracket 8 Six screws P105 9 YDT board 0 YDB board Upper side P101 P102 P103 P104 Conductive cushion FWD-50PX3...
Page 31: Y-Sus Board
Conductive cushion 1-3-9. CTRL Board . Remove the rear cabinet assembly. (Refer to Section 1-3-1.) 5 Four screws 1 Four screws 3 Six screws P300 P200 2 Shied cover 6 CTRL board 4 Frame module assembly Upper side FWD-50PX3 Conductive cushion...
Page 33: Z-Sus Board
. Remove the rear cabinet assembly. (Refer to Section 1-3-1.) . Remove the A block assembly. (Refer to Section 1-3-6.) 2 Two screws 3 Z-SUS cover 1 Three screws 4 Six screws 5 Z-SUS board Upper side Conductive cushion FWD-50PX3...
Page 35: Xl Board/Xc Board/Xr Board
3 Ten screws P300 P308 P200 P208 P109 6 XR board P100 5 XC board 4 XL board Upper side P305 P304 P303 P302 P301 P205 P204 P203 P202 P201 P106 P105 P104 Conductive cushion P103 P102 P101 1-10 FWD-50PX3...
Page 37: Plasma Display Panel
1-3-12. Plasma Display Panel . Remove each part. (Refer to Sections 1-3-1 to 1-3-11.) 1 Plasma display panel Conductive cushion 1-11 FWD-50PX3...
Page 39: Packing Of The Plasma Display Panel
4 Inner box (upper) 2 Cushion (upper) Rear 2 Cushion (upper) 6 Protection plate for outer box 1 PDP module 3 Cushion (lower) Front 3 Cushion (lower) 5 Inner box (lower) 8 Outer box (lower) 9 Palette 1-12 FWD-50PX3...
Page 41: Label Information Of Module
LG Electronics Inc. Date 2006.05 Made in Korea . Model Name . Bar Code (Contains the manufacture No.) . Manufacture No. . The trade name of LG Electronics . Manufactured date (Year & Month) . The place Origin . Mode Suffix 1-13 FWD-50PX3...
Page 43 2.5 cm H50064026244 7 Voltage Label 7 cm MODEL : PDP50X4#### All Voltage : DC(=) 5V Va : 60V Vs : 195V 2.5 cm 100 / N.A / 125 / N.A / 100 Max Watt : 400W(Full White) 1-14 FWD-50PX3...
Page 45: Warning On Power Connection
. The ordinary soldering iron can be used but the iron tip has to be applied to the solder joint for a slightly longer time. The printed pattern (copper foil) may peel away if the heated tip is applied for too long, so be careful. 1-15 FWD-50PX3...
Page 49: Service Mode And Adjustment
. EEPROM Initialization . EEPROM Init. Except WB . EEPROM Init. with 0x00 Setup . RS-232C Host . Baud Rate For Sony Test . S-Init Good . Fan for Test . Standby Mode . Option DPMS For Test . Aging On/Off .
Page 51: Description Of Main Items
6. Setup SERIAL MODE: Sets Serial Mode to communicate with the set by using RS-232C. COM port RS-232C cable SONY: This is for user to control the Personal computer set by using RS-232C as remote controller. Cable connection For factory menu...
Page 53: White Balance Adjustment
3 and 4. Signals Shipment condition setting If want to know detail timing. Refer to Sony Timing Spec. Set up the shipment condition. . PC WXGA (1360 x 768@60 Hz) 1. Start the on service mode.
Page 55: Va/Vs Voltage Adjustment
Voltage” on the label. . Measuring point: 8, 9, 10-pins/P7 (Y-SUS board) It is normally set in the range between 55 V and 65 V. . Measuring point: 1, 2-pins/P7 (Y-SUS board) 1VR600 1VR700 1, 2-pins 8 to10-pins Y-SUS board G board FWD-50PX3...
Page 57: After Replacing The Y-Sus Board
. After measuring at “TP” proper point, control Vsc volume point if values were wrong case. MODEL : PDP50X4#### All Voltage : DC(=) 5V Va : 60V Vs : 195V 100 / N.A / 125 / N.A / 100 Specification value Max Watt : 400W(Full White) FWD-50PX3...
Page 59: Firmware Version Upgrade
5. Install “CGProbe Redistributable” in any place of PC. 9. Click the [Next] button, and then perform the installa- tion according to the instructions on the window. When the installation is completed, the following icon is created on the PC desktop. FWD-50PX3...
Page 61 File name specified separately (to be specified by technical memo, etc.) Example) FWD_50PX3_20070814_V1.13.hex 3. Click the [Settings] button and perform the setting as follows. Port: Set the COM Port No. Baud Rate: 115200 Data Bits: 8 Parity: None Stop Bits: 1 Cancel FWD-50PX3...
Page 63: Deviceinfo Section
1. Start the service mode. (Refer to Section 2-1-1.) 1. Connect PC to PDP using the serial cable. 2. Move the cursor to For Sony Test using the [)] button, 2. Set the port. and then press the [Enter] button.
Page 65: Troubleshooting
Cause 1: A board is damaged. Cause 1: Replace the A board. → Replace the A board. Cause 2: G board can not supply another voltage. → Replace the G board. 5. Blinking red LED many times. Refer to Section 3-1. FWD-50PX3...
Page 67: Plasma Display Panel
2. Vertical bar failure . Check all connectors. . Check peripheral circuit and connection of the XR, XC and XL boards. 3. Horizontal bar failure . Check all connectors. . Check peripheral circuit and connection of the YDB and YDT boards. FWD-50PX3...
Page 69: Summary Of Troubleshooting Guide
. Replace the YDB or YDT board. Horizontal image is abnormal. . Replace the Y-SUS board. . Replace the CTRL board. . Replace the YDB or YDT board. Mal discharge . Replace the Y-SUS board. . Replace the CTRL board. FWD-50PX3...
Page 71: Image Trouble
(Refer to Sections 3-2-2 and 3-9.) Is the Y-SUS board abnormal? Replace the Y-SUS board. After replacing the Y-SUS board, perform (Refer to Sections 3-2-2 and the following adjustments. 3-9.) . Vsc Adjustment (Refer to Section 2-4.) Replace the Z-SUS board. FWD-50PX3...
Page 73: Power (G Board) Trouble
. AC-DET (pin 1 of P701 on the A board): . Re-on (Relay-on switching signal, pin 2 of P701 on the A board): High 1 V . Vs-on (Vs-on signal, pin 7 of P701 on the A board): High 1 V FWD-50PX3...
Page 75: Remote Control Trouble
Replace the A board. After replacing the A board, perform the following adjustments. . AD calibration adjustment (Refer to Section 2.) . White balance adjustment (Refer to Section 2.) . EDID data input . S-Init Goods (Refer to Section 2.) FWD-50PX3...
Page 77: Other Trouble
Replace the A board. After replacing the A board, perform the following adjustments. . AD calibration adjustment (Refer to Section 2.) . White balance adjustment (Refer to Section 2.) . EDID data input . S-Init Goods (Refer to Section 2.) FWD-50PX3...
Page 79: Plasma Display Panel
After replacing the plasma display panel, perform the following adjustments. . Va Voltage Adjustment (Refer to Section 2-3.) . Vs Voltage Adjustment (Refer to Section 2-3.) . AD calibration adjustment (Refer to Section 2.) . White balance adjustment (Refer to Section 2.) FWD-50PX3...
Page 81: Vertical Image Is Abnormal
After replacing the plasma display panel, perform panel. the following adjustments. . Va Voltage Adjustment (Refer to Section 2-3.) . Vs Voltage Adjustment (Refer to Section 2-3.) . AD calibration adjustment (Refer to Section 2.) . White balance adjustment (Refer to Section 2.) FWD-50PX3...
Page 83: Horizontal Image Is Abnormal
When the replacement of those parts is required, replace them in the assembly unit. After replacing the Y-SUS board, perform Replace the YDT, YDB, Y-SUS, the following adjustments. or CTRL board. . Vsc Voltage Adjustment (Refer to Section 2-4.) 3-10 FWD-50PX3...
Page 85: Snmp
PC, router, and switch as a standard feature. FWD-50PX3 installs this MIB-2. The Web server function of FWD-50PX3 is used for Monitoring and monitored sides exist when equipment is setting. Refer to the Operation Manual of FWD-50PX3 for monitored via a network using SNMP.
Page 87: Operation Of Snmp Setting Window
This product can be set on only the Web screen because it does not install the automatic setting function of Trap destinations. 3. Setting procedure of Community Community can be added, edited, and removed. The addition, editing, and removal procedures of Community are described below. FWD-50PX3...
Page 89: Authentication Trap
1. Select the Community, you want to remove, from a drop-down list. 2. Press the [Remove] button and then press the [Apply] button at the bottom of the window. Be sure to press the [Remove] button and then press the [Apply] button. FWD-50PX3...
Page 91: Mib To Be Installed
4-5. MIB to Be Installed 4-7-2. Setting Items FWD-50PX3 that can be used for Information Display The items that can be set to ID Talk are shown in the table installs MIB-2. below. MIB-2 is the most representative standard MIB. It is...
Page 93: Requests And Responses
This contains the same value as a request. of four (upper- or lower-case) alphanumeric characters. Data Length For FWD-50PX3, “SONY” is a factory-setting value. This is the length of data incident to a response. The The set character can be changed on the Web page.
Page 95: Items
Gets the information of 4 bytes this unit 0x9002 Subnet Mask 9**h Gets the network setting information. 4 bytes 0x9003 Default Gateway F100h FWD-50PX3 dedicated protocol 4 bytes 0x9004 DHCP 1 byte DHCP invalid data value: 0 DHCP valid data value: FWD-50PX3...
Page 97: Error Codes
FWD-50PX3 dedicated protocol packets can be transmit- An item error occurs when the Item No. or Data of a ted to the main microcomputer of FWD-50PX3 as ID Talk request is invalid. The conditions under which each error data according to the FWD-50PX3 dedicated protocol.
Page 99: Fwd-50Px3 Dedicated Protocol
5. Comm error Response from FWD-50PX3 to command This is an error that occurs during communication with the Enquiry answer (In case of abnormality) main control microcomputer of display equipment. Item Value Remarks Header 0x70 The answer of an FWD-50PX3 Timeout protocol is used.
Page 101 * Checksum: If the value of a sum total of 1 to X exceeds 255 (1 byte), the Item Value Remarks data of 1 lower byte is effective. Header 0x70 The answer of an FWD-50PX3 Response from FWD-50PX3 to data transmission protocol is used. Control answer (In case of abnormality) Answer 0x00 0x00: Command Completed Length 0x03...
Page 103 * A data type is specified using a function. * A error type is specified using a Cmd2. Data transmission Used during data transmission. 0xD3 * A data type is specified using a function. * A data number is specified using a Cmd2. 4-10 FWD-50PX3...
Page 105 IC800. In addition to a main path, the video decoder has a sub-path for PIP/PAP. The main path and sub-path have different filter circuit configuration. A slight difference appears in the image pattern during PAP. Picture quality is all set in this IC. FWD-50PX3...
Page 109 Therefore, specified parts should be used in the case of replacement. 2. Standardization of Parts Some repair parts supplied by Sony differ from those used for the unit. These are because of parts common- ality and improvement. 3. Stock of Parts Parts marked with “o”...
Page 111 Screw Kit 6-2. Exploded Views 16 b 16 b FWD-50PX3...
Page 113 Screw Kit 20 21 Note : The screws can be ordered in units of screw kit. (Sony part No. 22, 23) Part No. SP Description Part No. SP Description X-2102-795-1 s SCREW KIT(INSIDE) X-2102-796-1 s SCREW KIT(OUTSIDE) INSIDE SCREW KIT...
Page 115 Part No. SP Description X-2102-794-1 s REAR CABINET ASSY 1-789-198-11 s MOUNTED CIRCUIT BOARD, H2 X-2102-793-1 s BEZEL ASSY(SILVER) 1-789-199-21 s MOUNTED CIRCUIT BOARD, H1 X-2102-810-1 s BEZEL ASSY(BLACK) 2-657-360-01 s GLASS,FILTER X-2109-497-1 o FRAME(H) ASSY X-2109-498-1 o FRAME(V) ASSY FWD-50PX3...
Page 117 1-787-437-11 s DC FAN 1-789-910-11 s MOUNTED CIRCUIT BOARD, A 1-787-434-11 s DC FAN 1-789-911-11 s MOUNTED CIRCUIT BOARD, I 1-789-203-11 s MOUNTED CIRCUIT BOARD, TEMP 1-576-929-51 s FUSE (H.B.C.) (10A/250V) (F100) 1-789-375-11 s MOUNTED CIRCUIT BOARD, G 1-821-686-11 s AC INLET FWD-50PX3...
Page 119 1-789-918-11 s MOUNTED CIRCUIT BOARD, XR 1-789-914-11 s MOUNTED CIRCUIT BOARD, YDT 1-789-919-11 s MOUNTED CIRCUIT BOARD, Y-SUS 1-789-915-11 s MOUNTED CIRCUIT BOARD, YDB 1-802-578-11 s PLASMA DISPLAY PANEL 1-576-231-51 s FUSE (H.B.C.) (4A/250V) (FS101) 1-576-231-51 s FUSE (H.B.C.) (4A/250V) (FS102) FWD-50PX3...
Page 121 2-657-461-01 o INDIVIDUAL CARTON 2-657-462-01 o CUSHION (TOP & BOTTOM) 2-657-463-01 o TRAY, BOTTOM 2-657-464-01 o BAG, PROTECTION 3-281-370-01 s SHEET, PROTECTION 3-674-673-01 o STOPPER (A) 1-834-812-11 s LAN CABLE ------------ s CORD, POWER (See Sec.1-6. Warning on Power Connection) FWD-50PX3...
Page 123 A-1080-534-A s SPEAKER (50R) ASSY (RP) (FOR SS-SP50FW/W (PEARL WHITE)) A-1080-536-A s SPEAKER (50R) ASSY (RP) (FOR SS-SP50FW/S (SILVER)) A-1080-535-A s SPEAKER (50L) ASSY (RP) (FOR SS-SP50FW/W (PEARL WHITE)) A-1080-537-A s SPEAKER (50L) ASSY (RP) (FOR SS-SP50FW/S (SILVER)) 7-685-661-79 s SCREW,+BVTP4X12(EP-FE/ZNBK/CM2) FWD-50PX3...
Page 125 Overall SU-50FW Part No. SP Description 2-148-620-01 o COVER(REAR), SUPPORT 4-092-541-02 s FOOT FWD-50PX3...
Page 127 1-910-022-07 o CONNECTOR ASSY Y SUS 4P 1-910-040-76 o CONNECTOR ASSY 4P SPK 1-910-040-77 s CONNECTOR ASSY LVDS 1-910-040-78 o CONNECTOR ASSY KEY 1-910-040-79 o CONNECTOR ASSY 9P SENS . The numbers encircled by round corresponds to those of the left illustration. 6-10 FWD-50PX3...
Page 129 IC800 (MONITOR CONTROL) SPEAKER RGB/YPbPr2 DVI_AUDIO_L/R: 500mVrms R/L2_IN CVBS2 L_CH_AUDIO CONTROL S IC607 Y/C2 IRO/IRI-SLOT1/IRI-SLOT2 R_CH_AUDIO Audio2 L/R IRI1 HDMI_AUDIO_L/R HDMI_IIS: 3.3V R/L5_IN RGB/YUV RX/TX_OP OP2 TX/TR IRI2 232C DRIVER SWITCH REMOTE IRI2 IC801 VIDEO SWITCH Overall I BOARD FWD-50PX3...
Page 133 20 V AC range are suitable. (See Fig. A) To Exposed Metal Parts on Set 0.15 µ F 1.5 k Z voltmeter (5.25V) Earth Ground Fig A. Using an AC voltmeter to check AC leakage. FWD-50PX3...

This manual is also suitable for:

Ss-sp50fw Su-50fw

Sony FWD-50PX3 Service Manual

Quick Links

Troubleshooting

Related Manuals for Sony FWD-50PX3

Summary of Contents for Sony FWD-50PX3

This manual is also suitable for:

Table of Contents