ViewSonic VS11422 Service Manual Download Page 15

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TMDS (optional)

Name

I/O

Pin No

Description

Note

TMDS_TST

AIO

TMDS_TEST Pin

Power-on-latch for host interface type

REXT

Impedance Match Reference.

TMDS_VDD

TMDS power

(3.3V)

RX2P

Differential Data Input

RX2N

Differential Data Input

TMDS_GND

TMDS ground

RX1P

Differential Data Input

RX1N

Differential Data Input

TMDS_VDD

TMDS power

(3.3V)

RX0P

Differential Data Input

RX0N

Differential Data Input

TMDS_GND

TMDS ground

RXCP

Differential Data Input

RXCN

Differential Data Input

Pad/Digital Power & Ground

Name

I/O

Pin No

Description

PVCC

59/83/108

Pad 3.3V Power

PGND

60/84/107

Pad 3.3V Ground

VCCK

47/116

Digital 1.8V Power

GNDK

46/117

Digital 1.8V Ground

6-bit RSDS Display Interface

Name

I/O

Description

BB3P

BB3N

BB2P

BB2N

BB1P

BB1N

BCLKP

BCLKN

BG3P

BG3N

BG2P

BG2N

BG1P

BG1N

Summary of Contents for VS11422

Page 1: ...ViewSonic VG2230wm 3 Model No VS11422 22 Color TFT LCD Display VG2230wm 3_SM Rev 1a May 2009 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 Service Manual ...

Page 2: ...ty 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 Optiquest is a registered trademark of ViewSonic Corporation ViewSonic is a registered trademark of ViewSonic Corporation All other trademarks...

Page 3: ...Function Control Description 7 4 Circuit Description 12 5 Adjusting Procedure 24 6 Trouble Shooting Flow Chart 33 7 Block Diagrams 34 8 Schematic Diagrams 36 9 PCB Layout Diagrams 45 10 Exploded Diagram and Spare Parts List 50 11 Recommended Spare Parts List 61 12 Different Parts List 62 ...

Page 4: ...iately and consult your service technician Always unplug the monitor before cleaning it Clean the cabinet with a clean dry cloth Apply non ammonia based cleaner onto the cloth not directly onto the glass screen Keep the monitor away from magnetic objects motors TV sets and transformer Do not place heavy objects on the monitor or power cord 1 2 Product Safety Notice Many electrical and mechanical p...

Page 5: ... monitor Do not touch the surface of the polarizer Surface of the panel is pressed by fingers this may cause MURA Take out the monitor with cushion Take out the monitor by grasping the LCD panel That may cause MURA Place the monitor on a clean soft foam pad Place the monitor on foreign objects That could scratch the surface of panel ...

Page 6: ...6 2 Specification ...

Page 7: ...Control Description Use the buttons on the front control panel to display and adjust the OSD controls which display on the screen The OSD controls are explained at the top of the next page and are defined in Main Menu Controls ...

Page 8: ... down buttons 5 To save the adjustments and exit the menu press button 1 twice The following tips may help you optimize your display Adjust the computer s graphics card so that it outputs a 1680 x 1050 60Hz video signal to the LCD display Look for instructions on changing the refresh rate in the graphics card s user guide If necessary make small adjustments using H POSITION and V POSITION until th...

Page 9: ...des including preset color temperatures and a User Color mode which allows independent adjustment of red R green G and blue B The factory setting for this product is 6500K 6500 Kelvin sRGB This is quickly becoming the industry standard for color management with support being included in many of the latest applications Enabling this setting allows the LCD display to more accurately display colors t...

Page 10: ...enu H V Position Horizontal Vertical Position moves the screen image left or right and up or down H Size Horizontal Size adjusts the width of the screen image Fine Tune sharpens the focus by aligning text and or graphics with pixel boundaries NOTE Try Auto Image Adjust first Sharpness adjusts the clarity and focus of the screen image Aspect ratio Selects the image size for 4 3 and full screen ECO ...

Page 11: ...e following screen appears OSD Position allows the user to move the OSD menus and control screens OSD Timeout sets the length of time the OSD screen is displayed For example with a 15 second setting if a control is not pushed within 15 seconds the display screen disappears OSD Background allows the user to turn the OSD background On or Off Memory Recall returns the adjustments back to factory sett...

Page 12: ...ling Fully programmable zoom ratios Independent horizontal vertical scaling Advanced zoom algorithm provides high image quality Sharpness Smooth filter enhancement Support non linear scaling from 4 3 to 16 9 or 16 9 to 4 3 Vivid Color Dynamic Contrast Control DCC Independent Color Management ICM Scalar RTD2554VH GR U6 True 10 bits color processing engine sRGB compliance Advanced Dithering logic fo...

Page 13: ...13 Block Diagram ...

Page 14: ... 3 tolerance ADC_GND AG 37 ADC Ground ADC_VDD AP 38 ADC Power 1 8V PLL Name I O Pin No Description Note APLL_GND AG 1 Ground for multi phase PLL APLL_VDD AP 2 Power for multi phase PLL 3 3V PLL_TEST1_HIGH I O 3 Test Pin 1 Power on latch for MCU crystal location PLL_TEST2 I O 4 Test Pin 2 M2PLL XO AO 127 Crystal OSC output XI AI 128 Reference clock input from external crystal or from single ended C...

Page 15: ...3 TMDS power 3 3V RX0P AI 14 Differential Data Input RX0N AI 15 Differential Data Input TMDS_GND AG 16 TMDS ground RXCP AI 17 Differential Data Input RXCN AI 18 Differential Data Input Pad Digital Power Ground Name I O Pin No Description PVCC P 59 83 108 Pad 3 3V Power PGND G 60 84 107 Pad 3 3V Ground VCCK P 47 116 Digital 1 8V Power GNDK G 46 117 Digital 1 8V Ground 6 bit RSDS Display Interface N...

Page 16: ... AG3N O 94 AG2P O 97 AG2N O 98 AG1P O 99 AG1N O 100 AR3P O 101 AR3N O 102 AR2P O 103 AR2N O 104 AR1P O 105 AR1N O 106 Timing Controller Name I O No Description TCON0 O 48 Refer to Pin share part TCON1 O 49 TCON2 O 111 TCON4 O 44 50 121 TCON5 O 42 114 TCON6 O 120 TCON7 O 41 111 TCON8 O 44 113 TCON9 O 51 122 TCON10 O 42 112 TCON11 O 43 120 TCON13 O 52 110 ...

Page 17: ...olerance DDCSCL2 DVI I 121 Open drain no power 5V tolerance optional DDCSDA2 DVI I O 120 Open drain no power 5V tolerance optional PWM Name I O No Description PWM0 O 122 PWM1 O 48 111 PWM2 O 49 MISC Name I O No Description RESET O 123 Reset out Open drain Internal 75KOhm high 5V tolerance 3 3V_REF I 124 Reference 3 3V for Reset Out ...

Page 18: ... up to 50MHz 4 clocks per machine cycle 256 byte internal RAM 512 byte external data RAM including 256 byte DDC RAM 128 byte x 2 and 256 byte general purpose RAM 96K byte flash memory 64k for program and 32k for saving parameter Two DDC ports Compliant with VESA DDC1 2B 2Bi CI Three channels of PWM DAC with programable frequency from 100K to 100Hz Watchdog timer with programmable interval Three 16...

Page 19: ...19 Application Block Diagram ...

Page 20: ...se I O PWM3 output 6 48 P5 4 PWM4 I O 1 P5 4 Open Drain General purpose I O PWM4 output 7 1 P5 5 PWM5 I O 1 P5 5 Open Drain General purpose I O PWM5 output 8 2 P5 6 DSCL I O 1 P5 6 Open Drain General purpose I O DVI DDC SCL 9 3 P5 7 DSDA I O 1 P5 7 Open Drain General purpose I O DVI DDC SDA 10 4 RST I Down 0 Input High active RESET 11 5 ASCL P3 0 RXD I O 1 ASCL Open Drain ADC DDC SCL General purpo...

Page 21: ...ernal Pull Up Down Default output value Pin Type Description PLCC LQFP 24 20 P6 0 ADC0 I O Up 1 P6 0 Push Pull General purpose I O ADC 0 input 25 21 P6 1 ADC1 I O Up 1 P6 1 Push Pull General purpose I O ADC 1 input 26 22 P6 2 ADC2 I O Up 1 P6 2 Push Pull General purpose I O ADC 2 input 27 23 P6 3 ADC3 I O Up 1 P6 3 Push Pull General purpose I O ADC 3 input 28 24 P6 4 I O Up 1 Push Pull General pur...

Page 22: ...0 P1 0 ET2 I O 1 P1 0 Standard 8051 Push Pull General purpose I O External Timer 2 44 41 VCC Power DC to DC AP1117D33L U8 U10 AP1117 is a low dropout positive adjustable or fixed mode regulator with 1A output current capability The product is specifically designed to provide well regulated supply for low voltage IC applications such as high speed bus termination and low current 3 3V logic supply A...

Page 23: ...0uF capacitor 0 15Ω ESR 20Ω must be connected from this pin to ground to insure stability Vin I 3 The input pin of regulator Typically a large storage capacitor 0 15Ω ESR 20Ω is connected from this pin to ground to insure that the input voltage does not sag below the minimum dropout voltage during the load transient response This pin must always be 1 3V higher than Vout in order for the device to ...

Page 24: ...r 3 seconds With or without this setting after a power failure your LCD display s power will automatically turn ON when power is restored Power Button Unlock Press and hold 1 and the down arrow again for 10 seconds Dynamic Contrast DCR On Off Press for 3 seconds to turn DCR On or Off 5 1 White balance Luminance adjustment Approximately 2 Hours should be allowed for warm up before proceeding White ...

Page 25: ...press MODE button 8 Switch the MEM channel to Channel 2 with up or down arrow on Chroma C7120 9 The LCD indicator on Minolta CA210 will show x 313 12 y 329 12 d Adjust 5400K color temperature 1 Switch the Chroma C71200 to RGB mode with press MODE button 2 Switch the MEM channel to Channel 3 with up or down arrow on Chroma C7120 3 The LCD indicator on Minolta CA210 will show x 335 12 y 350 12 e Adj...

Page 26: ...26 5 2 Firmware Upgrade Procedure 5 2 1 Equipment needed VG2230wm 3 PC Personal computer LPT cable Firmware upgrade program ISP Board Part No 715GT039 A LPT Cable VGA Cable ...

Page 27: ...nnect status a Connect ISP_Tool with PC by LPT Cable b Connect Power Cord to Monitor c Connect monitor to the ISP_Tool by VGA cable The process of ISP write is as follows a Double click running the program as follows ...

Page 28: ...ng the program as follows c Click icon search the program VG2230WM_RTD2554V_CMO_RSDS_DUAL_V011_081111_b hex and click open d Click icon search the program VG2230WM_RTD2554V_CMO_RSDS_DUAL_EXTEND_V011_081111 hex and click open ...

Page 29: ...e to do the DDC key in 2 If you find the DDC does not conform to the LCD TV you have to do the DDC key in 5 3 1 Equipment Needed VG2230wm 3 PC Personal computer LPT cable 12V DC Firmware upgrade program DDC Card 5 3 2 Install software You must install the at the first Note After installation you must restart the PC to take the setup to effect ...

Page 30: ... t update the EDID firmware please cut off the 5th Pin of the VGA cable that connects the monitor side Picture as below Connect to the PC LPT Connect this port to the VSC VG2230wm 3 s VGA 12V Input Cut off this Pin Please connect this port of the VGA cable with the VSC monitor ...

Page 31: ...31 For analog a Double click appear as follow Figs b Click ...

Page 32: ...32 c Key in the Serial Number printed on the barcode label then click OK d Unit appears the following Fig writer completed 12 codes for example QC9060100001 ...

Page 33: ...33 6 Troubleshooting Flow Chart ...

Page 34: ...ock Diagrams 7 1 Main Board Scalar IC RTD2554VH GR U6 D Sub Connector CN1 MCU RTD2120L LF U3 LCD Interface CN4 CN6 Key Control interface CN404 Crystal 24MHz Y1 DVI Connector CN2 H sync V sync RGB D DATA D CLK ...

Page 35: ...ge Rectifier and Filter PWM Control IC Transformer Diode rectifier Filter AC input 5V Syntony circuit and Output Circuit Lamp ON OFF Feedback Circuit Over Voltage Protect DC AC Nu Pulse PWM Control IC Feedback Circuit Diode rectifier Filter 13 8V ...

Page 36: ...N 0402 100n 16V Y 1 2 Z2 OPEN UDZSF 5 6B RoHS R6 OPEN 0402 0R 5 R5 0402 2 2K 5 C5 OPEN 0603 10u 6 3V 5 B 1 2 Z3 OPEN UDZSF 5 6B RoHS 1 2 Z4 OPEN UDZSF 5 6B RoHS 1 3 2 D1 OPEN BAV99 RoHS VGA_SCL VGA_SDA VGA_5V V18S VGA_5V GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER VSIN OEM MODEL Size Rev Date Sheet of T...

Page 37: ...eld 19 DAT5 20 DAT5 21 clk shield 22 clk 23 clk 24 B 27 CN2 2DS 0342 S01 RoHS R10 0402 1K 5 1 2 Z7 OPEN UDZSF 5 6B RoHS 1 2 Z9 OPEN UDZSF 5 6B RoHS 1A 1 GND 2 2A 3 2B 4 VCC 5 1B 6 D31 OPEN PJSRV05 4 1 2 Z8 OPEN UDZSF 5 6B RoHS 1A 1 GND 2 2A 3 2B 4 VCC 5 1B 6 D30 OPEN PJSRV05 4 DVI_SCL DVI_SDA DVI_5V GND_POWER GND_POWER DVI_5V GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER GND_POWER Modify 1k OE...

Page 38: ...K 5 R111 0402 2 2K 5 R44 0402 10K 5 C17 1206 10u 16V Y RoHS R35 0402 22R 5 R116 0402 4 7K 5 C15 1206 10u 6 3V 5 RoHS R113 0402 2 2K 5 R15 0402 10K 5 DVI_5V VGA_5V DVI_SDA VGA_SCL 5V LED_ORG DVI_SCL RTD_SDIO3 VGA_SDA LED_GRN INV_ADJ 5V GND_POWER GND_POWER GND_POWER GND_POWER MCU_VDD MCU_VDD GND_POWER MCU_VDD MCU_VDD MCU_VDD MCU_VDD MCU_VDD GND_POWER MCU_VDD GND_POWER GND_POWER 5V Reference Voltage ...

Page 39: ...N 12 RX0P 14 RX0N 15 RXCP 17 RXCN 18 XO 127 XI 128 NC 126 PVCC 125 APLL_VDD 2 PLL_TEST1 3 PLL_TEST2 4 APLL_GND 1 VCCK 47 GNDK 46 PVCC 59 PVCC 72 PVCC 83 NC 95 PVCC 108 PGND 60 GNDK 71 PGND 84 NC 96 PGND 107 DDCSCL1 TCON4 50 DDCSDA1 TCON9 51 NC 57 VCCK 55 PGND 54 PVCC 53 TCON13 52 PWM1 TCON0 48 NC 58 BB3P 61 BB3N 62 BB2P 63 BB2N 64 BB1P 65 BB1N 66 BCLKP 67 BCLKN 68 BG3P 69 DDCSCL2 TCON4 121 DDCSDA2...

Page 40: ...FF BR2P BR2N BR1P Scaler Core SPK_R SPK_R SPK_L SPK_L INV_ON OFF 5V 5V 12V 1 2 B11 0805 0R 5 R105 0402 1K 5 C70 OPEN 0402 100n 16V Y GND_POWER INV_ADJ FG1N FG0P FG0N FB0N FG2P FG2N FG1P FB2N FB1P FB1N FB0P FR1N FR0P FR0N FB2P FCKN FR2P FR2N FR1P STV FSTHI FCKP V33D CKV FB1P FB2N FB2P OE FG2P FB0N FB0P FG0P FG0N FG1P FG1N FG2N POL FSTHI FCKP FCKN STB FR2N FR2P FR0P FR1N FR1P CKV STV FB1N FR0N GND_P...

Page 41: ...03 0R 5 R84 OPEN 0402 0R 5 C58 0402 1u 10V Y R83 0402 0R 5 1 2 D16 OPEN VPORT0603470KV05T R86 OPEN 0402 0R 5 2 10 11 3 1 J1 2SJ 05101NC3 C53 LV101M016E055R R87 0402 0R 5 1 2 B8 MCB1608S601EA 1 2 B9 MCB1608S601EA GND GND_POWER 5V GND GND GND GND GND 5V_AMP GND GND GND 5V_AMP 5V_AMP 5V_AMP GND GND_POWER GND GND GND GND_POWER GND OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victor...

Page 42: ...1K 1 8W C307 0805 102 R308 100K 0805 1 2 3 Q302 SOT23 3904 R309 10K 1 8W R307 100K 0805 D305 SOT23 BAV70 D304 SOT23 BAV70 D301 SOD123 1N4148 R316 100K 0805 R314 560K 0805 1 2 3 Q303 SOT23 3904 R320 100K 0805 1 2 3 Q304 SOT23 2N7002 C309 0805 105 R315 30K 0603 R317 10K 1206 D302 SOT23 BAV70 R321 100K 0805 R323 20K 1 8W R324 20K 0805 R322 20K 0805 R325 20K 0805 C314 3KV DIP 8PF C318 0805 682 R332 20...

Page 43: ...REVD COPYING FORBIDDEN REV DWG NO APPROVED CHECKED DESIGNER DRAWER DATE 筿 Τ そ 02 OSD KEY PAD 2006 3 27 1 1 Variant Name LED_OR1 AUTO CN2 3802Y E002 NNN CN3 3802Y E002 NNN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 CN1 88202 15011 D1 19 21UYOC S530 A2 TR8 Orange LED D2 19 21VGC TR8 LED_GR1 Blue LED PWR_SW 1 2 3 4 SW5 TSSB 3L MENU KEY_UP KEY_DOWN MENU KEY_UP SELECT KEY_DOWN AUTO PWR_SW AUDIOR ...

Page 44: ...IGNER DRAWER DATE 筿 Τ そ OSD KEYPAD 1 1 Variant Name 1 2 3 4 5 6 CN4 HEADER 10_22 LED_OR1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 CN1 7100 E15N 00C DOWN UP 1 2 D2 ORANGE LED 1 2 D3 UDZSF 3 6B 1 2 D4 UDZSF 3 6B 1 2 D5 UDZSF 3 6B 1 2 D6 UDZSF 3 6B 1 2 D7 UDZSF 3 6B 1 2 D1 Blue LED 1 2 D8 UDZSF 3 6B LED_BR1 PWR_SW CN2 3802Y E002 NNN RoHS CN3 3802Y E002 NNN RoHS AUDIO 1 2 PWR_SW AUDIOR ...

Page 45: ...45 9 PCB Layout Diagrams 9 1 Main Board ...

Page 46: ...46 ...

Page 47: ...47 9 2 Power Board ...

Page 48: ...48 ...

Page 49: ...49 9 3 Key Board ...

Page 50: ...50 10 Exploded Diagram and Spare Parts List 10 1 EPL ...

Page 51: ...0M1G 330 4120 13 6 COVER AD NA 1 7 REAR COVER NA 1 8 SCREW 0M1G1740 15 47 CR3 4 9 HINGE ASS Y NA 1 10 SCREW 0M1G 330 6 47 CR3 4 11 VESA SUPPORT PLATE NA 1 12 PLATE LOCK NA 1 13 SCREW 0M1G1740 8120 1 14 POWER KEY BOARD NA 1 15 KEY PAD POWER NA 1 16 LENS NA 1 17 SCREW 0Q1G1030 10120 4 18 SCREW 0Q1G 330 5120 2 19 KEY BOARD NA 1 20 KEY PAD NA 1 ...

Page 52: ...Part Number Q ty 1 LCD MONITOR NA 1 2 PE BAG NA 1 3 22 LCD CARTON NA 1 4 EPS BOTTOM NA 1 5 EPS TOP NA 1 6 POWER CORD NA 1 7 D SUB CABLE NA 1 8 AUDIO CABLE NA 1 9 SIGNAL CABLE DVI GREATLAND NA 1 10 MANUAL NA 1 11 QSG NA 1 10 MANUAL CD 11 QSG ...

Page 53: ...89G 728GAA DB D SUB CABLE E08902 089G 728HAA DB D SUB CABLE 2nd Source 089G 76W 15N00 FFC CABLE 15P 235MM REFRESH E08903 089G1748GAA AC SIGNAL CABLE DVI GREATLAND E08903 089G1748HAA AC DVI CABLE 2nd Source E08907 089G176C 36 1 FFC CABLE 36P 125MM D008479 2nd Source E08907 089G176J 36 1 FFC CABLE 089G404A18N IS POWER CORD 0M1G 330 4120 SCREW 42A9930008 0M1G 330 6 47 CR3 SCREW 42 D005390 0M1G1740 81...

Page 54: ...5C 100UF M 25V 6 3 11 C59 067G305V101 4P CAP 105C 100UF M 25V 6 3 11 C53 067G305V101 4P CAP 105C 100UF M 25V 6 3 11 C71 067G305V101 4P CAP 105C 100UF M 25V 6 3 11 J1 088G 30214KD1C PHONE JACK 5PIN CN1 088G 35315F XH D SUB 15PIN VERTICAL CONN WITH SCREW CN2 088G 35424F DL DVI 24PIN CONN F WITH SCREW U7 N12G6900001 BT HEAT SINK Q85G 583603 GASKET_ALUMINIUM FOIL Q85G 583605 GASKET_ALUMINIUM FOIL CN4 ...

Page 55: ...PR 100 OHM 5 1 16W R38 061G0402101 RST CHIPR 100 OHM 5 1 16W R34 061G0402101 RST CHIPR 100 OHM 5 1 16W R33 061G0402101 RST CHIPR 100 OHM 5 1 16W R10 061G0402102 RST CHIPR 1 KOHM 5 1 16W R105 061G0402102 RST CHIPR 1 KOHM 5 1 16W R21 061G0402102 RST CHIPR 1 KOHM 5 1 16W R70 061G0402102 RST CHIPR 1 KOHM 5 1 16W R76 061G0402102 RST CHIPR 1 KOHM 5 1 16W R88 061G0402102 RST CHIPR 1 KOHM 5 1 16W R94 061G...

Page 56: ... R20 061G0402220 RST CHIPR 22 OHM 5 1 16W R19 061G0402220 RST CHIPR 22 OHM 5 1 16W R11 061G0402220 RST CHIPR 22 OHM 5 1 16W R111 061G0402222 RST CHIPR 2 2 KOHM 5 1 16W R112 061G0402222 RST CHIPR 2 2 KOHM 5 1 16W R113 061G0402222 RST CHIPR 2 2 KOHM 5 1 16W R114 061G0402222 RST CHIPR 2 2 KOHM 5 1 16W R4 061G0402222 RST CHIPR 2 2 KOHM 5 1 16W R5 061G0402222 RST CHIPR 2 2 KOHM 5 1 16W R115 061G0402240...

Page 57: ...5G0402104 17 CAP CHIP 0402 100NF Z 16V Y5V C35 065G0402104 17 CAP CHIP 0402 100NF Z 16V Y5V C32 065G0402104 17 CAP CHIP 0402 100NF Z 16V Y5V C24 065G0402104 17 CAP CHIP 0402 100NF Z 16V Y5V C23 065G0402104 17 CAP CHIP 0402 100NF Z 16V Y5V C40 065G0402104 17 CAP CHIP 0402 100NF Z 16V Y5V C74 065G0402104 17 CAP CHIP 0402 100NF Z 16V Y5V C69 065G0402104 17 CAP CHIP 0402 100NF Z 16V Y5V C68 065G040210...

Page 58: ...U100 TS CHIP BEAD 0402 10OHM 25 0 5A FB1 071G 42U100 TS CHIP BEAD 0402 10OHM 25 0 5A R46 071G 59M121 Y CHIP BEAD 0603 120OHM 25 0 35A B8 071G 59M252 M CHIP BEAD 0603 2500OHM 25 0 2A L1 071G 59S221 M CHIP BEAD 0603 220OHM 25 2A L2 071G 59S221 M CHIP BEAD 0603 220OHM 25 2A L3 071G 59S221 M CHIP BEAD 0603 220OHM 25 2A L4 071G 59S221 M CHIP BEAD 0603 220OHM 25 2A B5 071G 59U601 TS CHIP BEAD 0603 600OH...

Page 59: ...0A1599954 N15G0006 1 VESA SUPPORT PLATE 41 D010954 N33G0025 X2 1L0100 KEY PAD 40 D013277 N33G0026 X2 1L0100 KEY PAD POWER 40 D013278 N33G0027 1 1P0100 LENS 40 D013270 N34G0057BEB 1B0130 REAR 40 D013269 N40G000296810A LABEL HI POT PASS 77 D005237 N45G 52001 PE SHEET N45G 88607001 PE BEG FOR 22 MONITOR 78 D016339 N52G 2191 01 TAPE 7345911004 N52G6020001 HB PANEL PROTECTOR FILM M085 N85G0001 9 COVER ...

Page 60: ...0070973A VG2230WM QSG Q41G780070974A VISTA INSERT Q45G2007M0101A PE BAG Q70G2201709 3A VG2230WM CD 040G 58162435A P N LABEL FOR MANUAL PE BAG N40G0001968 2A S N LABEL 7741513161 N40G000196855A CARTON LABEL N40G000196867A S N LABEL FOR VIEWSONIC E750 750GLM220KZ1J2M0VS PANEL A220Z1 002 SM0Z12AD01 NB CMO 2nd Source ...

Page 61: ...61 11 Recommended Spare Parts List NA ...

Page 62: ...ion Part Number Description Remark E08901 089G402A18N CX POWER CORD 2nd source E08901 089G402A18N IS POWER CORD 32 D022438 2nd source E08901 089G402A18N YH POWER CORD 32 D022438 Q41G780070961A CAUTION CARD Q41G780070975A WALL MOUNT INSERT PAGE Q41G780070976A MEXICO LIMITED WARRANTY FOR USA ...

Page 63: ...e 6 Troubleshooting Flow Chart 7 Block Diagrams 8 Schematic Diagrams 9 PCB Layout Diagrams 10 Exploded Diagram and Spare Parts List 11 Recommended Spare Parts List 12 Different Parts List B Are you satisfied with this Service Manual Item Excellent Good Fair Bad 1 Service Manual Content 2 Service Manual Layout 3 The form and listing C Do you have any other opinions or suggestions regarding this ser...

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