ViewSonic VPW425 - 42" Plasma TV Скачать руководство пользователя страница 39 | Manualshive

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P.C. BOARD TOP VIEW VER1.0

7-8

PANEL POWER SUPPLY ASS'Y

LJ44-00025A

MODULE NAME

PARTS NO.

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Содержание VPW425 - 42" Plasma TV

Страница 1: ...Service Manual ViewSonic VPW425 Model No VLCDS22554 1W 42 Plasma TV Monitor VPW425 1_SM_598 Rev 1a August 2002 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 ...

Страница 2: ...ons or warranties either expressed or implied with respect to the contents hereof and specifically disclaims any warranty of merchantability or fitness for any particular purpose Further ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes Trademarks View...

Страница 3: ...Service Manual ViewSonic VPW425 Model No VLCDS22554 1W 42 Plasma TV Monitor VPW425 1_SM_598 Rev 1a August 2002 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 ...

Страница 4: ...ons or warranties either expressed or implied with respect to the contents hereof and specifically disclaims any warranty of merchantability or fitness for any particular purpose Further ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes Trademarks View...

Страница 5: ... 1 WARNINGS CAUTIONS 1 1 2 SPECIFICATIONS 2 1 3 EXPLODED VIEW 3 1 4 FACTORY ELECTRONIC ADJUSTMENTS 4 1 5 BLOCK DIAGRAM 5 1 6 TROUBLESHOOTING FLOW CHART 6 1 7 PC BOARD ASSEMBLY VIEWS 7 1 8 MAJOR ELECTRONIC ASSEMBLY PARTS LIST 8 1 9 PACKING LIST 9 1 ...

Страница 6: ...m that complies with American National Standards Institutes ANSI C101 1 Leakage Current for Appliances and Underwriters Laboratories UL 478 With the instrument AC switch first in the ON position and then in the OFF position measure from a known earth ground metal waterpipe conduit etc to all exposed metal parts of the instrument antennas handle bracket metal cabinet screwheads metallic overlays co...

Страница 7: ... altered 5 Observe original lead dress Take extra care to assure correct lead dress in the following areas a near sharp edges b near thermally hot parts be sure that leads and components do not touch thermally hot parts c the AC supply d high voltage e antenna wiring Always inspect in all areas for pinched out of place or frayed wiring Do not change spacing between components and between component...

Страница 8: ...c Inrush current 60 A p p 20ms Max d Power consumption 380 10 Watts at 110Vac color bar pattern e Stand by DPMS 5 Watts Max at 110Vac 2 3 Input Signal 2 3 1 Connector Type RCA Jack for audio video Y CB CR and Y PB PR 6 pin Din S terminal 9 pin D SUB 15 pin D SUB 24 pin DVI 2 3 2 Video S Video Signal a Type Analog b Polarity Positive c Amplitude d Frequency Video 1Vp p priority S Video Y 1Vp p C 0 ...

Страница 9: ...Signal Assignment 1 RED 6 RED GND 11 GND 2 GREEN 7 GREEN GND 12 SDA 3 BLUE 8 BLUE GND 13 H SYNC 4 GND 9 NC 14 V SYNC 5 GND 10 GND 15 SCL 2 3 8 Pin Assignments For 24 Pin DVI Connector Digital Only Pin Signal Assignment Pin Signal Assignment Pin Signal Assignment 1 TMDS Data 2 9 TMDS Data 1 17 TMDS Data 0 2 TMDS Data 2 10 TMDS Data 1 18 TMDS Data 0 3 TMDS Data 2 4 Shield 11 TMDS Data 1 3 Shield 19 ...

Страница 10: ...5 60 0 75 03 78 750 13 1024 XGA 768 85 68 7 84 99 94 500 14 1280 SXGA 1024 60 63 98 60 02 108 00 15 1280 SXGA 1024 75 79 98 75 03 135 00 16 1280 SXGA 1024 85 91 15 85 02 157 50 18 640 VGA 350 70 31 50 70 25 175 19 640 VGA 480 50 31 5 50 25 175 20 1280 HDTV 720P 60 45 15 60 74 250 21 1920 HDTV 1080I 60 I 33 78 60 74 250 22 720 DOS 400 70 31 46 70 08 28 320 23 852 WGA 480 60 31 72 60 41 34 00 RGB DV...

Страница 11: ...ic More than 30FL while pressing recall button to set default brightness b raster background with contrast brightness at Max and black signal less than 0 4FL 2 5 Operation Main unit button Main power switch power ON OFF Power ON OFF Input Mode Video1 S Video1 Video2 or S Video2 Y PB PR 1 or Y CB CR 1 Y PB PR 1 or Y CB CR 1 RGB DVI Video1 run in circle Menu key Adjustment IR Remote Control Power on...

Страница 12: ...4hpa Vibration X Y Z 0 5G 10 55Hz sweep 10 minutes 4 3 Acoustics IHF A weighted 1meter 40dB Max 5 SOUND a Residual hum at volume min 500μ μ μ μW Max b Practical max Audio output at 10 THD max 1 0vp p 1K Hz input 5W 5W Max 12 ohm c Sound distortion at 250 mw 1K Hz d Sound distortion at i ovp p 1kHz input volume max 1 Max 9 max e Audio output input at 1 4VP P 1 0 VP P f Max hum at volume max 1000μ μ...

Страница 13: ...with 100mV input 6 6 RF AGC Cut In Level 55dB 2dB 6 7 FM AM Rejection 100mV at SIF input 14dB min 6 8 Noise Limits Sensitivity VHF 45dB max UHF 49dB max 7 RELIABILITY REQUIREMENT The MTBF needs 20000hrs under operation 25 5 half luminosity motion picture 8 REGULATORY REQUIREMENTS 8 1 Safety Requirement a UL Safety of information technology equipment including electrical business equipment b CSA Sa...

Страница 14: ...Normal Pulse Pulse Active Normal power Stand by No pulse No pulse No video Power off Pulse No pulse Power saving No pulse Pulse Blanked Less than 5 watts This Plasma display is Energy star compliant when used with a computer equipped with DPMS Note The power indicator LED color is green in normal state yellow in stand by and power saving state 9 VIDEO AUDIO 9 1 Video Signal Output impedance 75 ohm...

Страница 15: ...front porch 24 32 16 56 24 40 56 16 32 Dots Horizontal sync 96 40 64 56 72 128 120 80 64 Dots Horizontal back porch 40 120 120 80 128 88 64 160 152 Dots Horiz blanking time 160 192 200 192 224 256 240 256 248 Dots Vertical visible 480 480 480 480 600 600 600 600 600 Lines Vertical total 525 520 500 509 625 628 666 625 631 Lines Vertical front porch 18 17 1 1 1 1 37 1 1 Lines Vertical sync 2 3 3 3 ...

Страница 16: ...1 5 KHz Vertical frequency 60 01 70 07 75 03 84 99 60 02 75 03 85 02 70 50 Hz Vertical sync polarity TTL Horiz sync polarity TTL Dot rate 65 75 78 75 94 5 108 135 157 5 25 175 25 175 MHz Mode No 20 21 22 23 24 25 26 Resolution Refresh Rate 1280 720P 60 1920 1080I 60I 720 400 70 852 480 60 640 870 75 832 624 75 1152 870 75 Hz Pixel 74 250 74 25 28 320 30 57 283 57 283 100 000 MHz Horizontal visible...

Страница 17: ...EXPLODED VIEW VER1 0 3 1 ...

Страница 18: ...E ADJUST FOR SAMSUNG TTL PANEL GND 1 DIGITAL BOARD CON01 SELECT TO INT 2 DIGITAL BOARD CON05 SELECT TO EXT 3 MAKE A SW CONNECT TO POWER BOARD CON80011 PIN 1 PIN5 FOR POWER SWITCH 4 FOLLOW THE PANEL LABEL VOLTAGE ADJUST VR 5 VOLTAGE CHECK FROM CHECK POINT WITH GRAND 6 ADJUST SEQUENCE 1st 2nd 3rd 4th 5th VA VSC VS VR VSET VR8005 VR8006 VR8003 VR8001 VR8007 VA VSC VS VR VSET PIN 1 5 CONNECT A POWER S...

Страница 19: ...Y should be adjusted to 25 Then adjust R or B to let the value of X Y on CA 100 be the same as the value showing on screen The value of Y should be maintain 25 during the adjustment c Repeat to check the Bias and Gain The value of Y X and Y should be the same as the previous adjusted value Then the DVI 5400ºk mode is adjusted complelely d Push the factory service key again to next picture Then rep...

Страница 20: ... Pin 1 7 LVDS JA2_1 Pin 1 10 JP2_1 Pin 1 32 J11_1 Pin 1 12 JP5_1 Pin 1 48 Y Amp Board Upper Audio Amplifier Board Ass y 9V J14_1 Pin 1 6 24V 9V 5V 10 Image Board Ass y Interface Board Z Ass y J15_1 Pin 1 4 11 Logic E Buffer J5_1 Pin 1 6 PDP Socket Diagram Front Button Control Board Assy Y Amp Board Lower AC Master power swith Board SAMPO Board Assembly Audio Signal SW_1 14 Power SW Interface Board...

Страница 21: ...8 Pin B14 B8 B9 Pin 8 Pin 28 Pin 2 Pin 1 GND C7 C14 DGND RCLK T M S NC Pin 9 AGND A7 A14 SCL2 NC Pin 5 SSO R_OUT C11 Pin 6 C3 B6 AGND Pin 25 Pin 7 NC B11 GND T V JA3 6 Pin B13 A9 C5 B4 Pin 17 Pin 9 PWR_CT L C6 A6 AS_SP A13 Pin 31 Content A14 B9 A11 B13 B9 DGND SB5V C2 B7 NC J12 10 Pin NC A1 A_MUT En A16 VGND Pin 13 C4 B10 A7 S2_C Pin 6 A4 C1 A12 B15 RC_OUT Pin 10 Pin 3 B12 A4 B5 9V Pin 33 AGND NC ...

Страница 22: ...M U4 IC2 C SDRAM PAGE3 IC7 YUV PAGE6 U46 MULTIPLEX SWITCH RGB IN Y VIDEO Y YCBCR YPBPR VIDEO SIL161 DVI MULTIPLEX SWITCH U34 PAGE1 R G B YCBCR YPBPR Y1 PB PR AD Converter IC1 PAGE11 IC3 TA1276 Color Space Conveter MULTIPLEX SWITCH U32 MULTIPLEX SWITCH RGB OUT RS232 SCALE IC PAGE5 U43 S VIDEO U29 PAGE14 PAGE13 Y2 PB PR Image Board Signal Block Diagram TV AV TA8551CH AV SWITCH 9161A PLL DVI IN Y2 CB...

Страница 23: ...U58 5VDDM1 REG_5V 5VA U28 U61 9V SB5V V33ADC V33TMP J14 1 2 3 4 5 6 L13 U57 V33 VDDM U31 9VT A5V U60 D3 5VA USB5V SB5V_M SB5V_IO SB5V_CPU 5VSB VCCBF U13 J21 1 2 3 4 5 6 7 V33SB SB5V_VO U53 Image board Power Block Diagram D2 VCC3 U63 U56 J15 1 2 3 4 9V VCC3_S P5V REG_5V_S V33PLL U55 V25_MP IC9 DVI_5V 24V CON8011 1 2 3 4 5 6 7 8 9 10 11 12 13 A5V VIP711 5VDDA R376 VCCA3 L15 U54 D43 5V1 VCCA3_S ...

Страница 24: ...R U1 BUFFER AMPLIFIER SUB_WOOFER OUTPUT INSIDE SPEAKER M UT E ICA3 FIXED VARIBLE OUTPUT SELECTOR Q8 Q9 Q11 ICS2 AV_ OUTPUT M UT E PDP Sound Block Diagram Q1 Q2 DPWB11372 1G S INPUT BUFFER LPF PAGE2 M UT E ICS1 IC1 ICA1 ICA2 BBE SOUND PROCESSOR PAGE1 SRS SURROUND PROCESSOR ...

Страница 25: ...MODULE SCL2 Q241 2SC2482 IC202 7805 IC241 DPWB11372 1G T 9V POWER BLOCK AUDIO OUT NE555 IC203 9V_T JP2 31V UPC 1854ACT IC201 VIDEO OUT MT S TV_R OUT 7809 TV_L OUT Tuner Signal Block Diagram SDA2 5V TU201 PIF MODULE FROM IMAGE BOARD CPU ...

Страница 26: ...ER1 0 6 1 NO POWER SET POWER ON Power Input Module LJ92 00579A Replace Power Input Module LJ92 00579A OK Panel Power Supply LJ44 00025A Replace Panel Power Supply LJ44 00025A OK AC Master Power Switch Board DPWB11398 1G N Y N Y ...

Страница 27: ...picture AV Module Board with Tuner DPWB11372 1G T Y Replace AV Module Board with Tuner DPWB11372 1G T N OK Image Board DPWB11393 1G S Y N Replace Image Board DPWB11393 1G S OK PDP Panel Module VVEPP42SD001F N Replace PDP Panel Module VVEPP42SD001F OK ...

Страница 28: ...UIDES VER1 0 6 3 Vertical Line failure Vertical Line Interface Board Z LJ92 00568B Y Replace Interface Board Z LJ92 00568B N OK PDP Panel Module Aeesmbly VVEPP42SD001F N Replace PDP Panel Module Aeesmbly VVEPP42SD001F OK ...

Страница 29: ...Y PDP Panel Module Assembly VVEPP42SD001F N Replace PDP Panel Assembly VVEPP42SD001F OK Y Amp Board Upper LJ92 00570A Y Amp Board Lower LJ92 00571A Replace Y Amp Board Upper LJ92 00570A Y Amp Board Lower LJ92 00571A OK Replace Interface Board Y LJ92 00569B OK N Horizontal Line Failure ...

Страница 30: ...te Control SET POWER ON Remote Control Replace Battery OK Front Button Control Board DPWB11372 1G K Replace Front Button Control Board DPWB11372 1G K OK Image Board DPWB11393 1G S Replace Image Board DPWB11393 1G S O K N Y Y N N Replace BRC OK ...

Страница 31: ... GUIDES VER1 0 6 6 Front Button Failure SET POWER ON Front Button Control Board DPWB11372 1G K Replace Front Button Control Board DPWB11372 1G K OK Image Board DPWB11393 1G S Replace Image Board DPWB11393 1G S OK N Y N ...

Страница 32: ...P C BOARD TOP VIEW VER1 0 7 1 IMAGE BOARD ASS Y DPWB11393 1G S MODULE NAME PARTS NO ...

Страница 33: ...P C BOARD TOP VIEW VER1 0 7 2 AC MASTER POWER SWITCH B D ASS Y DPWB11398 1G MODULE NAME PARTS NO ...

Страница 34: ...P C BOARD TOP VIEW VER1 0 7 3 AUDIO AMPLIFIER BOARD ASS Y DPWB11372 1G S MODULE NAME PARTS NO ...

Страница 35: ...P C BOARD TOP VIEW VER1 0 7 4 FRONT BUTTON CONTROL BOARD ASS Y DPWB11372 1G K MODULE NAME PARTS NO ...

Страница 36: ...P C BOARD TOP VIEW VER1 0 7 5 AV MODULE BOARD ASS Y DPWB11372 1G T MODULE NAME PARTS NO ...

Страница 37: ...P C BOARD TOP VIEW VER1 0 7 6 INTERFACE BOARD Y A SSY LJ92 00569B MODULE NAME PARTS NO ...

Страница 38: ...P C BOARD TOP VIEW VER1 0 7 7 LOGIC BOARD ASS Y LJ92 00573 MODULE NAME PARTS NO ...

Страница 39: ...P C BOARD TOP VIEW VER1 0 7 8 PANEL POWER SUPPLY ASS Y LJ44 00025A MODULE NAME PARTS NO ...

Страница 40: ...P C BOARD TOP VIEW VER1 0 7 9 POWER INPUT MODULE ASS Y LJ92 00579A MODULE NAME PARTS NO ...

Страница 41: ...P C BOARD TOP VIEW VER1 0 7 10 INTERFACE BOARD X ASS Y LJ92 00568B MODULE NAME PARTS NO ...

Страница 42: ...P C BOARD TOP VIEW VER1 0 7 11 LOGIC E BUFFER ASS Y LJ92 00581A MODULE NAME PARTS NO ...

Страница 43: ...P C BOARD TOP VIEW VER1 0 7 12 Y AMP BOARD UPPER ASS Y LJ92 00570A MODULE NAME PARTS NO ...

Страница 44: ...P C BOARD TOP VIEW VER1 0 7 13 Y AMP BOARD LOWER ASS Y LJ92 00571A MODULE NAME PARTS NO ...

Страница 45: ...P C BOARD TOP VIEW VER1 0 7 14 LOGIC F BUFFER ASS Y LJ92 00582A MODULE NAME PARTS NO ...

Страница 46: ...P C BOARD TOP VIEW 7 15 PDP PANEL MODULE ASS Y VVEPP42SD001F MODULE NAME PARTS NO ...

Страница 47: ...PWB11372 1G S 1 4 Front Button Control Board Sampo DPWB11372 1G K 1 5 AV Module Board with tuner Sampo DPWB11372 1G T 1 6 Interface Board Y Samsung LJ92 00569B 1 7 Logic Board Samsung LJ92 00573A 1 8 Panel Power Supply Samsung LJ44 00025A 1 9 Power Input Module Samsung LJ92 00579A 1 10 Interface Board X Samsung LJ92 00568B 1 11 Logic E Buffer Samsung LJ92 00581A 1 12 Y Amp Board Upper Samsung LJ92...

Страница 48: ...PACKING LIST VER1 0 9 01 ...

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