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Panasonic TX-22LX2 Service Manual

Wide lcd tv
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Power Source
AC 220-240V, 50/60Hz
Power Consumption
Average use: 90W
Standby condition: 1.3W
LCD
Wide XGA (1,280 × 720 pixels)
16 : 9 aspect ratio LCD panel
Screen Size
487.7mm(W) × 274.3mm(H)
Sound
Speaker
12cm × 4cm, 2pcs, 16W
Audio Output
6W (3W + 3W), 10% THD
Headphones
M3 (3.5 mm) Jack x 1
Receiving Systems/ Band name
PAL I
UHF E21 - 68.
PAL 525/60
Playback of NTSC tape from some PAL Video recorders
(VCR).
M.NTSC
Playback from M.NTSC Video recorders (VCR).
NTSC (AV input only)
Playback from NTSC Video recorders (VCR).
Aerial-Rear
All manuals and user guides at all-guides.com
TX-22LX2
LH35 Chassis
UHF
Operating Conditions
Temperature: 5°C-35°C
Humidity: 5%-90% RH (non-condensing)
Connection Terminals
AV1 (Scart connecter)
21 Pin terminal (Audio/Video in, Audio/Video out, RGB in,
Q-Link)
AV2 (Scart connecter)
21 Pin terminal (Audio/Video in, Audio/Video out, S-Video
in, Q-Link)
AV3
VIDEO
RCA PIN Type × 1
S-VIDEO
Mini DIN 4-pin
AUDIO L-R
RCA PIN Type × 2
Dimensions (W x H x D)
Including TV Stand
592mm × 503.1mm × 260mm
TV Set Only
592mm × 420mm × 99mm
Weight
10kg Net
Note:
Design and Specifications are subject to change without notice.
Weight and Dimensions shown are approximate.
© 2004 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
distribution is a violation of law.
ORDER NO. PCZ0408011C2
Wide LCD TV
Unauthorized
copying
and

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Summary of Contents for Panasonic TX-22LX2

  • Page 1 All manuals and user guides at all-guides.com ORDER NO. PCZ0408011C2 Wide LCD TV TX-22LX2 LH35 Chassis Power Source AC 220-240V, 50/60Hz Operating Conditions Power Consumption Temperature: 5°C-35°C Average use: 90W Humidity: 5%-90% RH (non-condensing) Standby condition: 1.3W Connection Terminals AV1 (Scart connecter) Wide XGA (1,280 ×...

  • Page 2: Self Check

    All manuals and user guides at all-guides.com 4 Self Check TOP PREVIOUS NEXT 1. Self-Check is used to automatically check the bus lines and hexadecimal code of the TV set. 2. To get into the Self -Check mode press the Down ) button on the customer controls at the front of the set, at the same time pressing the Recall...
  • Page 3 All manuals and user guides at all-guides.com 8.1 How to enter SERVICE 1 TOP PREVIOUS NEXT 1. In main menu, move to choose sound menu, set BASS to MAXIMUM, and set TREBLE to MINIMUM. 2. Simultaneously press INDEX button on remote control and DOWN button [ ] on the TV set.

  • Page 4: How To Enter Service

    All manuals and user guides at all-guides.com 8.2 How to enter SERVICE 2 TOP PREVIOUS NEXT 1. Select the TEXT Clamp Level (service 1). 2. Set the channel to CH99. 3. Press HOLD button on remote control. Note: To exit to Service mode, press N or Power button on remote control. http://servis-manual.com/...
  • Page 5 All manuals and user guides at all-guides.com TOP PREVIOUS NEXT http://servis-manual.com/...

  • Page 6: Option Description

    All manuals and user guides at all-guides.com 8.3 Option Description TOP PREVIOUS NEXT http://servis-manual.com/...
  • Page 7 All manuals and user guides at all-guides.com TOP PREVIOUS NEXT http://servis-manual.com/...
  • Page 8 All manuals and user guides at all-guides.com 9.1.1 RF video TOP PREVIOUS NEXT Instrument Name Connect to Remarks Remote controller RF input Internal signal (studio color bar) 1. Receive full color bar by RF signal input. (Aspect mode : wide, Viewing mode: standard, LCD AI: OFF) 2.
  • Page 9 All manuals and user guides at all-guides.com 9.2 WB Adjustment TOP PREVIOUS NEXT Instrument Name Connect to Remarks 1. Remote controller Correlation can be also taken by CA-110 or equivalent 2. LCD WB meter (Minolta CS-1000 equivalent) 3. Communication jig 4.
  • Page 10 All manuals and user guides at all-guides.com 0C30h - 0C33h, 0C34h - 0C37h ...B(color temperature Normal) 0C50h - 0C53h, 0C54h - 0C57h ...R(color temperature Warm) 0C00h - 0C03h, 0C04h - 0C07h ...G(color temperature Warm) 0C28h - 0C2Bh, 0C2Ch - 0C2Fh ...B(color temperature Warm) 0C60h - 0C63h, 0C64h - 0C67h ...R(color temperature Cool) 0C10h - 0C13h, 0C14h - 0C17h ...G(color temperature Cool) 0C38h - 0C3Bh, 0C3Ch - 0C3Fh ...B(color temperature Cool)

  • Page 11: Block And Schematic Diagrams

    All manuals and user guides at all-guides.com 11 Block and Schematic Diagrams 11.1. Schematic DiagramNotes...
  • Page 12 All manuals and user guides at all-guides.com TX-22LX2...

  • Page 13: Main Block Diagram

    TX-22LX2 All manuals and user guides at all-guides.com 11.2. Main Block Diagram UNIT STB5V/REG5V INTERTER15V UNREG32V IC2100 IC2200 Left Audio Amp. Amp. Right PANEL VCC Sound STB5V,MAIN5V IC2501 STB3.3V,MAIN3.3V processor MAIN1.8V,MAIN9V IC4017 TU101 GC3FM RF in Tuner TV_V IC4002 RGB AD...
  • Page 14 AC IN 220-240V 50/60Hz LCD Panel (W-XGA) INV_VCC IC4023 IC4022 SDRAM SDRAM IC4017 IC4025 GC3FM LVDS IC4003 Driver IC4002 GC3I RGB AD cont IC1107 EEPROM IC4001 C1115 RGB AD FLASH IC1104 Text/OSD C1114 SDRAM Remote Control Headphones TX-22LX2 Main Block Diagram...

  • Page 15: Power Block Diagram

    VDDE MAIN_9V AC18 OP AMP VDDE PLL2_AVD1 PLL 2.5V MAIN_9V AC19 VDDE PLL2-AVD2 AC23 VDDE CONT Q4077 LCD BL0 MAIN POW MAIN POW Q4094,Q4095 Q4081 HSOE LCD BL2 IC4014 PANEL HS AI_PWM INV_POW OP AMP INVPOW TX-22LX2 Power Block Diagram...
  • Page 16 All manuals and user guides at all-guides.com TX-22LX2 TUNER TU101 STAND BY V SUPPLY STBY 3.3V STB_5V D205 REG_5V Q201 REG_5V LED R REG_5V REG_5V POWER SUPPLY UNREG_32V UNIT MAIN POW POWER ON INVERTER_15V V-BOARD B-BOARD INVERTER_15V INVERTER_15V INVERTER_15V INVERTER_15V...

  • Page 17: Signal Block Diagram

    TX-22LX2 All manuals and user guides at all-guides.com 11.4. Signal Block Diagram IC3001 AV SELECTOR AV1-V TV-VOUT VOUT AV1-L SCART JK3001 AV1-FB SDA1 AV1-R AV1 SCART SCL1 AV1-SLOW AV2-V GREEN GREEN AV1-QLINK Q_LINK AV2-Y SLOW AV2-C BLUE BLUE SCART AV2-L...
  • Page 18 SC1-OUT L AV-R TV1_R SC1 IN R SC1-OUT R SP-LCH MONO IN DACM L SP-RCH DACM R ANA IN HP-LCH XTAL IN DACA L HP-RCH DACA R XTAL OUT 12CDA SDA1 RESETQ 12CCL SCL1 POWER OFF-MUTE Q2507 TX-22LX2 Signal Block Diagram...
  • Page 19 HP_RCH OUT1 MUTE HP-RCH Q2202 Q2201 MUTE MUTE MT/SW MUTE Q2200 MUTE RES_Q RES_Q Q2006 D2008 STB5V AV2_QLINK Q2010 QLINK(AV2) AV1_QLINK QLINK(AV1) Q2007 Q2009 Q2008 AV1_FB D2003 Q4025, SCART_R GREEN SCART_G Q4023, BLUE Q4024, SCART B TX-22LX2 Signal Block Diagram...
  • Page 20 All manuals and user guides at all-guides.com TX-22LX2 V-BOARD D205 Q201 STAND BY LED RM201 REMOTE RECEIVER JK201 HEADPHONES REMOTE LED_R KEY_SCAN Q4091 C/PB Q4045,Q4069,Q4073 C/PB Q4046,Q4067,Q4075 IC4002 SCART RGB A/D Q1108 SDA1(5V) YSOUT0 Q1109 Q1105,Q1106 PRIN SCL1(5V) PBIN YSOUT6...
  • Page 21 TX-22LX2 All manuals and user guides at all-guides.com IC1114 IC1115 64Mbit SDRAM 16Mbit FLASH DG-BOARD IC1108 IC1113 RESET OR GATE STB3.3V RESET IC1104 RST IN LED_R LED R CSROM REMOTE Q1102 RMCN GC3 RST INV POW GC3 RST Q4089 Q4088...
  • Page 22 SCL0(5V) SDA1 SDA1(5V) SCL1 SCL1(5V) SDA2 SDA2(5V) SCL2 SCL2(5V) IC1107 EEPROM Q1103 IC4025 LVDS RX0+ RX0- RX1+ RX1- RX2+ LCD PANEL RX2- RX3+ RX3- TCLK+ RXCLK+ TCLK- RXCLK- Q4093 PANEL 5V PANEL 5V PANEL 5V Q4092 TX-22LX2 Signal Block Diagram...
  • Page 23 R3084 180k K1KA12A00176 AE_AV2_R R3004 AE_AV2_C AE_AV2_SLOW DG-BOARD R3005 220 AB_AV3_V (DG2) AB_AV3_L R3008 1k R3006 220 AB_AV3S_Y AB_AV3_R R3009 1k R3007 220 AB_AV3S_C C3005 A-BOARD TNPH0582AA (1/2) 1000p IC30 C1AB000 AV SELE TX-22LX2 A-Board (1 of 2) Schematic Diagram...
  • Page 24 All manuals and user guides at all-guides.com TX-22LX2 R3046 MAIN9V MAIN9V R3044 100k TNR_5V TNR_5V R3047 MSP_5V MSP_5V AG_SCL1 C2528 AG_SDA1 0.47u TP809 C2518 L2507 C2512 G1C330K00017 0.1u L2503 ELESN180JA C2516 C2517 C814 C813 C2511 C2508 JS2006 3.3u 0.1u 470u 0.1u...
  • Page 25 TX-22LX2 All manuals and user guides at all-guides.com 11.6. A-Board (2 of 2) Schematic Diagram TO SPEAKER K1KA04A00195 MAIN9V IC807 TNR5V C0DBZHE00019 C2122 C2121 IC2100 C2123 TNR 5V 560p 560p 560p AN17821A C2120 560p SP AMP TP2201 TP2202 C2203 C2204 R3120 6.3V...
  • Page 26 K1KB04Z00002 K-BOARD (K1) TP3060 AA_LED_OFF TP805 LED_OFF TP820 TP3059 TP808 TP825 TP806 REG5V TP814 TP822 TP832 C812 TP807 C815 TP823 TP824 6.3V TP821 330u 330u TP813 TP817 24A00041 K1KA20A00272 WER UNIT TO INVERTER TX-22LX2 A-Board (2 of 2) Schematic Diagram...

  • Page 27: Dg-Board (1 Of 7) Schematic Diagram

    TP9012 TP9013 IDTV_LED TP9015 REMOTE TP9016 JPEG_RESET JPEG_IDO JPEG_TDX JPEG_RX TP9021 SCL_1 TP9022 SDA_1 TP9023 TP9024 RESQ TP9025 MUTE TP9038 AA_VY TP9026 FL1019 J0HABB000004 GND_V AA_CPB TP9027 C/Pb FL1020 GND_V J0HABB000004 GND_V TP9039 TX-22LX2 DG-Board (1 of 7) Schematic Diagram...
  • Page 28 All manuals and user guides at all-guides.com TX-22LX2 IC9001 C0CBAYG00011 STB 2.5V STB2.5V TP9050 R1017 24.9k TP9030 AH_BLUE BULE TP9031 FL1029 J0HABB000004 AH_GREEN GREEN FL1030 TP9032 J0HABB000004 R1018 23.7k AH_RED C1012 C9001 C1011 FL9032 FL9031 J0HABB000004 0.1u J0HABB000004 AH_FB TP9033 0.1u...

  • Page 29: Dg-Board (2 Of 7) Schematic Diagram

    TX-22LX2 All manuals and user guides at all-guides.com 11.8. DG-Board (2 of 7) Schematic Diagram MAIN9V L4057 G1C330K00017 C409 MAIN5V C1016 C4085 0.1u Q4023 C4052 C4062 R4077 C4068 R4089 R4130 C4087 2SC584500L 0.01u 6.3V AH_GREEN 0.1u 6.3V R4118 R4110 R4142...
  • Page 30 0.1u 220u 0.1u 0.1u 0.1u 0.1u 0.1u C4283 C4297 C4161 0.1u 0.1u 0.1u R4384 R4223 MAIN3.3V R4392 C4274 C4256 C4497 6.3V L4056 6.3V L4028 J0JHC0000078 J0JCC0000241 0.1u C4258 C4267 C4269 6.3V 6.3V 0.01u TX-22LX2 DG-Board (2 of 7) Schematic Diagram...

  • Page 31: Dg-Board (3 Of 7) Schematic Diagram

    SCL_0 C0CBCBD00008 0.1u R4141 ADRS0 TST1 AD 3.3V R4136 TST2 ADRS1 (IIC Decord C4032 L4061 MAIN5V C4080 0.1u J0JCC0000241 R4137 C4036 1000p L4004 C4055 C4059 J0JCC0000241 0.1u R4149 0.1u C4044 C4092 1000p R4153 TX-22LX2 DG-Board (3 of 7) Schematic Diagram...
  • Page 32 All manuals and user guides at all-guides.com TX-22LX2 DG-BOARD TNPA3167AA (3/7) MAIN9V L4005 0JHC0000078 R4761 C4041 0.1u R4170 R4181 D1HG6808A002 D1HG6808A002 C4498 0.1u R4737 AS_BLK C4091 C4094 C4106 1000p 1000p 1000p IC4024 MAIN3.3V C0JBAZ001769 R4762 BUFFER R4145 PROUT2 YOUT7 AVDAD1...

  • Page 33: Dg-Board (4 Of 7) Schematic Diagram

    TX-22LX2 All manuals and user guides at all-guides.com 11.10. DG-Board (4 of 7) Schematic Diagram LCD_ENB IC4003 IC4003 GOE0 IC4003 LCD_BL2 IC4003 GOE1 IC4003 C1AB00001926 VDDI R4431 MAIN1.8V IC4003 GOE2 IC4003 L4034 GC3I IC4003 J0JHC0000078 IC4003 IC4003 IC4003 AF26 -...
  • Page 34 C4371 C4372 2OUT 1IN- Q4088 0.1u 0.1u UNR521100L 2IN- 1IN+ AB_AI_PWM R4461 Q4077 2IN+ R4470 UNR521100L IC4014 C4370 C0ABBA000134 Q4081 OP AMP UNR221L00L ZA4006 TESA169 ZA4007 TESA169 ZA4008 TESA169 ZA4009 TESA169 ZA4010 TESA169 TX-22LX2 DG-Board (4 of 7) Schematic Diagram...

  • Page 35: Dg-Board (5 Of 7) Schematic Diagram

    DA4_COMP C4404 0.1u IC4003 AD1_AVS C4417 0.1u 6.3V MAIN3.3V IC4003 AD1_VR L4040 J0JCC0000241 C4418 IC4003 AD1_AVD 6.3V C4519 C4520 IC4003 AD1_VIN3 0.1u 0.1u IC4003 AD1_VIN2 TP4069 TP4071 (VM) TP4070 TP4068 DG-BOARD TNPA3167AA (5/7) TX-22LX2 DG-Board (5 of 7) Schematic Diagram...
  • Page 36 All manuals and user guides at all-guides.com TX-22LX2 SDRAM A SDRAM B DQA0 DQA16 IC4003 AF12 DQA0 IC4003 DQA16 IC4003 DQB0 DQB16 IC4003 DQB0 IC4003 AE26 DQB16 IC4003 AC24 AB0 DQA1 DQA17 IC4003 AE12 DQA1 IC4003 DQA17 IC4003 DQB1 DQB17...

  • Page 37: Dg-Board (6 Of 7) Schematic Diagram

    TX-22LX2 All manuals and user guides at all-guides.com 11.12. DG-Board (6 of 7) Schematic Diagram MAIN3 C4460 0.01u C4440 MAIN3.3V SDRAM A SDRAM B 0.1u R4581 C4501 EXB38V680JV 2.2u DQB15 6.3V DQB12 C4441 DQB8 C4502 220u 50V 1000p DQB11 R4570...
  • Page 38 CLK_IN 10V 1u TP4100 Rx0- TP4117 DQB28 C4459 DQB27 R4597 50V 0.01u DQB26 LCD PANEL TP4112 DQB25 C4548 IC4025 10V 1u DQB24 R4568 K1KA20A00272 C0JBCZ000512 D1HG6808A002 LVDS TP4150 AS_SHARP_DCC1 AS_SHARP_DCC2 TP4151 AS_SHARP_50_60 TP4152 TX-22LX2 DG-Board (6 of 7) Schematic Diagram...

  • Page 39: Dg-Board (7 Of 7) Schematic Diagram

    1000p R1200 VSS33-6 AO_A12 EXB38V680JV C1120 C1149 AQ_D12 R1123 AQ_D2 EXB38V680JV 1000p 0.1u AQ_D5 C1121 AQ_D9 0.1u R1203 EXB38V680JV L1113 J0JHC0000078 STB3.3V C1119 C1196 0.1u STB3.3V R1174 EXB38V680JV R1167 AQ_M2_RESET DG-BOARD TNPA3167AA (7/7) TX-22LX2 DG-Board (7 of 7) Schematic Diagram...
  • Page 40 All manuals and user guides at all-guides.com TX-22LX2 STB3.3V STB3.3V L1109 J0JHC0000078 STB3.3V AO_A16 AO_A15 AO_A14 BYTE AO_A13 AO_A12 AQ_D15 DQ15/A-1 R1312 AO_A11 AQ_D7 S000185 AO_A10 AQ_D14 DQ14 C1171 NK SW AO_A9 AQ_D6 0.1u STB3.3V AO_A8 AQ_D13 DQ13 C1153 AO_A19 AQ_D5 16V 0.1u...
  • Page 41 TX-22LX2 All manuals and user guides at all-guides.com 11.14. B, K, and V-Board Schematic Diagram TP101 R102 R105 R107 TP102 SCL1 TP103 SDA1 R108 TP104 D104 D103 MAZ80620ML MAZ80620ML TP105 V SUPPLY L101 C103 C105 ELJPA330KF 6.3V 4MHz OUT 330u...
  • Page 42 0.01u D205 R213 B3CKE0000006 R203 C207 2.2k 6.3V L201 J0JCC0000364 R204 GREEN L202 J0JCC0000364 R212 Q201 D210 D211 UNR521900L MAZ80560ML MAZ80560ML D209 D212 R211 MAZ80560ML MAZ80560ML TP206 JS201 JS202 TP202 TP201 K1KA09B00019 A-BOARD (A5) TX-22LX2 B,K and V-Board Schematic Diagram...

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