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Sony FWD-40LX2F Service Manual
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Sony FWD-40LX2F Service Manual

Sony FWD-40LX2F Service Manual

Flat wide display monitor
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FLAT WIDE DISPLAY MONITOR
FWD-40LX2F
FWD-40LX2X
REMOTE COMMANDER
RM-FW001
SPEAKER SYSTEM
SS-SP40FW
SERVICE MANUAL
1st Edition (Revised 1)

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Summary of Contents for Sony FWD-40LX2F

  • Page 1 FLAT WIDE DISPLAY MONITOR FWD-40LX2F FWD-40LX2X REMOTE COMMANDER RM-FW001 SPEAKER SYSTEM SS-SP40FW SERVICE MANUAL 1st Edition (Revised 1)
  • Page 2 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-40LX2F FWD-40LX2X...
  • Page 3 Sie die Batteriepole z.B. mit van deze handleiding. einem Klebestreifen ab oder geben Sie die Batterien einzeln in einen Plastikbeutel. Gooi de batterij niet weg maar lever deze in als klein chemisch afval (KCA). For the customers in Taiwan only FWD-40LX2F 1 (P) FWD-40LX2X...
  • Page 4 IEC60950 and UL60950. the internal conductors may become exposed and cause a SONY is not liable for any damages or injury caused by short circuit or an electrical break. This may cause a fire or using any Wall-Mount Bracket which is not Approved by an electric shock.
  • Page 5 When mounting the display horizontally 2.5 (1) 25 (9 25 (9 Unit : cm (inches) When mounting the display vertically 2.5 (1) 20 (4) Make sure that POWER switch is at the lower right. Unit : cm (inches) 10 (4) FWD-40LX2F 3 (P) FWD-40LX2X...

  • Page 7: Table Of Contents

    4-1. Service Mode ..............4-1 4-1-1. Start ............... 4-1 4-2. White Balance Adjustment ..........4-1 4-2-1. Preparation ............4-1 4-2-2. Setting ..............4-1 4-2-3. Cool Adjustment ........... 4-2 4-2-4. Neutral Adjustment ..........4-2 4-2-5. Warm Adjustment ..........4-2 FWD-40LX2F FWD-40LX2X...

  • Page 9: Service Overview

    Section 1 Service Overview 1-1. Appearance Figure 1-2. Board Location A board U20 board G6 board U10 board JT board H1 board LOGO board SP board H2 board FWD-40LX2F FWD-40LX2X...

  • Page 10: Disassembly

    1-3. Disassembly When removing/installing the cabinet and replacing the board, place the unit on the conductive cushion. 1-3-1. Cabinet Assembly The illustration indicates FWD-40LX2F/S and FWD-40LX2F/B. 1 Side cable cover 0 Screw 4 U20 block assembly 7 Four screws 3 Panel securing...

  • Page 11: Bezel Assembly/H1 Board/H2 Board/Logo

    9 Corner A bracket 5 Control button 7 Harness != Screw Portions A KCN1 Portions A ![ Side bracket !] Eight screws 4 H1 board (FWD-40LX2F/S, FWD-40LX2F/B) 3 Three !- Corner B bracket screws 6 Two screws 0 Three 7 Harness screws...

  • Page 12: A Board/Jt Board

    1 Eight screws CN7 CN18 CN19 CN16 2 Shield cover CN10 5 Nine screws 5 Two screws CN17 7 JT board 6 A board 3 Two connector screws 6 A board 4 Two screws Upper side Conductive cushion FWD-40LX2F FWD-40LX2X...

  • Page 13: G6 Board

    . Remove the cabinet assembly. (Refer to Section 1-3-1.) 1 Four screws 2 Arm 3 Fourteen screws CN951 CN901 CN950 4 Shield cover G CN931 5 Five screws 6 G6 board 6 G6 board Upper side Conductive cushion FWD-40LX2F FWD-40LX2X...

  • Page 14: Sp Board

    . Remove the cabinet assembly. (Refer to Section 1-3-1.) . Remove the arm and shield cover G. (Refer to Section 1-3-4.) 3 Two screws 5 Two screws 2 Screw 4 Inlet bracket 6 SP board SCN2 1 Nickel tape Upper side CN901 Conductive cushion FWD-40LX2F FWD-40LX2X...

  • Page 15: Lcd Panel

    7 Aluminium tape 7 Aluminium tape 6 Base chassis 7 Aluminium tape 3 Tape 8 LCD panel 4 LVDS cable 9 Cushion !- Gasket 0 Cushion != Gasket Upper side Conductive cushion Attaching position of gaskets 9 Cushion 0 Cushion FWD-40LX2F FWD-40LX2X...

  • Page 16: Warning On Power Connection

    H05VV-F CEE (13) 53rd (O, C) HVCTF Minimum cord 10 A/125 V 10 A/250 V 10 A/250 V 10 A/125 V set rating Safety approval UL/CSA DENAN-HO 1) Use an appropriate rating plug which complies with local regulations. FWD-40LX2F FWD-40LX2X...

  • Page 17: Troubleshooting

    This unit is shut down when the voltage of 13 V becomes 6.9 V or less after the power is turned on. The indicator flashes when an abnormal voltage is detected for approximately 50 seconds. The power may be shut down before the indicator starts flashing. FWD-40LX2F FWD-40LX2X...

  • Page 19: Circuit Description

    HV_SA and HV_SB signals and input to a scaler circuit. . LOGO board The input signal from HD15 is used for a video sync This is an LED board used for shining a SONY logo. signal. It is switched using a switching circuit (U4) by a . SP board...

  • Page 20: H1 Board

    A PWM signal (LOGO_PWM) is output from a scaler Control-S as an option board. The RS-232C (UART) circuit to the LOGO board that shines a SONY logo. The signal from an option slot is selected using a switching output signal of an amplifier circuit (U28) is integrated to circuit (U41).

  • Page 21: G6 Board

    A main converter is started when IC913 is started after Q931 is turned on. Q934 is turned off when a PS signal is low. A PFC converter and main converter stop operation when Q931 is turned off and when IC913 is stopped. FWD-40LX2F FWD-40LX2X...

  • Page 23: Electrical Alignment

    4-2-2. Setting 1. Start the service mode. (Refer to Section 4-1-1.) 2. Select “HD15” by “INPUT SOURCE” in a menu. Select according to the input signal when inputting any signal. To exit this screen, press the [MENU] button. FWD-40LX2F FWD-40LX2X...

  • Page 24: Cool Adjustment

    NEUTRAL: x = 287 ± 3, y = 293 ± 3 7. Repeat steps 3 to 6 to keep balance. 8. Exit the service mode using a [MENU] button. The adjustment data is saved. FWD-40LX2F FWD-40LX2X...
  • Page 25 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 26 A-1215-079-A o U10 BLOCK ASSY 2-580-602-01 s SCREW, +PSW M4X12 A-1215-080-A o U20 BLOCK ASSY 2-580-628-01 s SCREW, +BVST 3X6 X-2149-770-1 s BEZEL ASSY (FOR FWD-40LX2F/S) 2-580-639-01 s SCREW, +BVTP2 4X12 X-2159-382-1 s BEZEL ASSY (FOR FWD-40LX2F/B) 2-667-019-01 s HOOK...
  • Page 27 1-789-674-11 s MOUNTED CIRCUIT BOARD, G6 2-580-602-01 s SCREW, +PSW M4X12 2-580-606-01 s SCREW, +PSW M5X8 1-789-676-11 s MOUNTED CIRCUIT BOARD, A (FOR FWD-40LX2F/S, FWD-40LX2F/B) 2-580-628-01 s SCREW, +BVST 3X6 1-789-678-11 s MOUNTED CIRCUIT BOARD, A 2-890-185-11 s WIRE SADDLE...
  • Page 28 2-890-195-01 s ACCESSORY BOX 2-890-193-01 s CUSHION (UPPER) 2-890-194-01 s CUSHION (LOWER) 2-890-196-01 s PROTECTION BAG 2-890-192-01 s INDIVIDUAL CARTON 2-990-242-01 s HOLDER (B), PLUG 3-613-640-01 o PLUG,HOLDER C ------------ CORD, POWER (See Sec.1-4. Warning on Power Connection) FWD-40LX2F FWD-40LX2X...
  • Page 29 A-1127-888-A s SPEAKER ASSY (40R) (RP) (SILVER) A-1129-682-A s SPEAKER ASSY (40R) (RP) (PEARL WHITE) A-1127-889-A s SPEAKER ASSY (40L) (RP) (SILVER) A-1129-683-A s SPEAKER ASSY (40L) (RP) (PEARL WHITE) 2-580-602-01 s SCREW, +PSW M4X12 2-580-639-01 s SCREW, +BVTP2 4X12 FWD-40LX2F FWD-40LX2X...
  • Page 30 1-910-031-77 o CONNECTOR ASSY 8P MAIN 1-910-031-78 o CONNECTOR ASSY 12P MAIN 1-910-031-79 o CONNECTOR ASSY 14P POWER 1-910-031-80 o CONNECTOR ASSY 7P IR 1-910-031-81 o CONNECTOR ASSY 5P KEY 1-910-031-82 o CONNECTOR ASSY 3P LOGO 1-910-031-83 o CONNECTOR ASSY 4P SP FWD-40LX2F FWD-40LX2X...
  • Page 31 L: RESET , H: NORMAL C_5V RESET RGB/YPbPr L: MUTE MUTE H: NORMAL C_NVM CVBS PC_L/R OPTION2 SPK_L/R AUDIO_L/R AUDIO AU1_L/R D-AMP (U20 BLOCK) C_3.3V PROCESSOR AU2_L/R AUDIO 1 C_5V SIGNAL & I C BLOCK TEMP Overall (1/2) FWD-40LX2F FWD-40LX2X...
  • Page 32 SIRCS OUT SELECTOR Q_SEL1 SEL1 SEL2 SELECT FOR AUDIO AMP OP2_QSENSE1/2 PPWR QSENSE Q_SEL2 FOR PANEL LOGIC POWER RESET PBIAS GRESET FOR PANEL INSERTER POWER L: RESET , H: NORMAL ALARM ALARM: PULSE OUT CONTROL BLOCK Overall (2/2) FWD-40LX2F FWD-40LX2X...
  • Page 33 DCC SEL1 DCC LUT SEL0 SCN2 CN10 DCC LUT SEL1 AUDIO_L+ SPEAKER DCC LUT SEL2 AUDIO_L- AUDIO_R- AUDIO_R+ SPEAKER CN17 ICN18 5V-G GREEN GREEN2 RED2 CHASSIS GND LOGO LCN1 CN16 LOGO_ON LOGO_ON GND(FOR EARTH) Frame Wiring CHASSIS GND FWD-40LX2F FWD-40LX2X...
  • Page 35 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-40LX2F FWD-40LX2X...
  • Page 36 FWD-40LX2F (WW) Printed in Japan Sony Corporation FWD-40LX2X (WW) E 2007. 2 22 9-834-142-02 ©2006...

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