Service Manual
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... tester may be performed after you are exposed in the above measurement. 4-6 Voltage measured must not exceed 1.0 milliamp. Do Not Copy 1 VP2330wb Caution : No modification of the high voltage used in such areas as the associated transformer circuits . 3. LEAKAGE CURRENT HOT CHECK 4-1 Plug ...exceeding the 1.0 milliamp value, a rework is permanently attached . AC VOLTMETER V To Metal Parts 0.15u . 1500 10W Earth Ground ViewSonic Corporation Confidential - POWER SUPPLY REQUIREMENTS The external power converter for this LCD display. In the case of a shock hazard . 1.
... tester may be performed after you are exposed in the above measurement. 4-6 Voltage measured must not exceed 1.0 milliamp. Do Not Copy 1 VP2330wb Caution : No modification of the high voltage used in such areas as the associated transformer circuits . 3. LEAKAGE CURRENT HOT CHECK 4-1 Plug ...exceeding the 1.0 milliamp value, a rework is permanently attached . AC VOLTMETER V To Metal Parts 0.15u . 1500 10W Earth Ground ViewSonic Corporation Confidential - POWER SUPPLY REQUIREMENTS The external power converter for this LCD display. In the case of a shock hazard . 1.
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...Typ) / 85 W (max) Active Off < 4 W On Mode = N/A, Active Off < 3 sec Confidential - Do Not Copy 5 VP2330wb The power supply shall not produce audible noise that would be considered. Audible shall defined to function properly, without damage 5.0 A typical at 12.0 VDC 3.... Efficiency Fuse Power Dissipation Max Input AC Current Inrush Current (Cold Start) Power Supply Cold Start Power Supply Transient Immunity Power Supply Line Surge Immunity Power Supply Missing Cycle Immunity Power Supply Acoustics Power Saving Operation(Method) Power Consumption Recovery Time ViewSonic Corporation B...
...Typ) / 85 W (max) Active Off < 4 W On Mode = N/A, Active Off < 3 sec Confidential - Do Not Copy 5 VP2330wb The power supply shall not produce audible noise that would be considered. Audible shall defined to function properly, without damage 5.0 A typical at 12.0 VDC 3.... Efficiency Fuse Power Dissipation Max Input AC Current Inrush Current (Cold Start) Power Supply Cold Start Power Supply Transient Immunity Power Supply Line Surge Immunity Power Supply Missing Cycle Immunity Power Supply Acoustics Power Saving Operation(Method) Power Consumption Recovery Time ViewSonic Corporation B...
Service Manual
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...Information l Manual Image Adjust l Setup Menu l Memory Recall 1.4 Contrast and Brightness can be directly controlled with UP / DOWN buttons. 2. Do Not Copy 12 VP2330wb 4. Connectors 2.1 AC inlet : CEE22 typed connector 2.2 Video signal connector for analog input: 15P Mini D-Sub CN6 PIN MNEMONIC SIGNAL 10 5 9 4 8 3...NC None 12 SDA DDC Data 13 HS Horizontal Sync 14 VS Vertical Sync 15 SCL DDC Clock ViewSonic Corporation Confidential - Outline 1.1 Buttons on the front panel: Power On/Off button, button 2 (ENTER / INPUT SELECT), up arrow button, down arrow button, ...
...Information l Manual Image Adjust l Setup Menu l Memory Recall 1.4 Contrast and Brightness can be directly controlled with UP / DOWN buttons. 2. Do Not Copy 12 VP2330wb 4. Connectors 2.1 AC inlet : CEE22 typed connector 2.2 Video signal connector for analog input: 15P Mini D-Sub CN6 PIN MNEMONIC SIGNAL 10 5 9 4 8 3...NC None 12 SDA DDC Data 13 HS Horizontal Sync 14 VS Vertical Sync 15 SCL DDC Clock ViewSonic Corporation Confidential - Outline 1.1 Buttons on the front panel: Power On/Off button, button 2 (ENTER / INPUT SELECT), up arrow button, down arrow button, ...
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3. Ambient 20 +/- 5 °C Input AC 110~ 240V Warming up > 30 min Display 1600X1200 3.2 POWER 3.2.1 Power supply Input voltage Power frequency Input current Inrush current Power consumption 100~240Vac 50~60Hz ELECTRICAL SPECIFICATIONS 3.1 Standard conditions Display Area 408.0 x 306.0 mm Video Signal 0.7Vpp Contrast Default Brightness Max.
3. Ambient 20 +/- 5 °C Input AC 110~ 240V Warming up > 30 min Display 1600X1200 3.2 POWER 3.2.1 Power supply Input voltage Power frequency Input current Inrush current Power consumption 100~240Vac 50~60Hz ELECTRICAL SPECIFICATIONS 3.1 Standard conditions Display Area 408.0 x 306.0 mm Video Signal 0.7Vpp Contrast Default Brightness Max.
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5. Do Not Copy 15 VP2330wb EDID data AUO Analog VIEWSONIC CORPORATION EDID Version # 1, Revision # 3 DDCTest For: ViewSonic VP2330wb EDID Block 0, Bytes 0-127 128 BYTES OF EDID CODE: 0 1 2 3 4 5 6 7 8 9 0 | 00 FF FF FF FF FF FF 00...00 A9 40 90 40 81 80 81 40 50 | 71 4F 01 01 28 3C 80 A0 70 B0 60 | 23 40 30 20 36 00 EF 36 11 00 70 | 00 1A 00 00 00 FF 00 50 55 35 80 |...Composite Sync, Sync on Green (21) Maximum Horizontal Image Size 500 mm (22) Maximum Vertical Image Size 310 mm (23) Display Gamma 2.20 (24) Power Management and Supported Feature(s): ViewSonic Corporation Confidential -
5. Do Not Copy 15 VP2330wb EDID data AUO Analog VIEWSONIC CORPORATION EDID Version # 1, Revision # 3 DDCTest For: ViewSonic VP2330wb EDID Block 0, Bytes 0-127 128 BYTES OF EDID CODE: 0 1 2 3 4 5 6 7 8 9 0 | 00 FF FF FF FF FF FF 00...00 A9 40 90 40 81 80 81 40 50 | 71 4F 01 01 28 3C 80 A0 70 B0 60 | 23 40 30 20 36 00 EF 36 11 00 70 | 00 1A 00 00 00 FF 00 50 55 35 80 |...Composite Sync, Sync on Green (21) Maximum Horizontal Image Size 500 mm (22) Maximum Vertical Image Size 310 mm (23) Display Gamma 2.20 (24) Power Management and Supported Feature(s): ViewSonic Corporation Confidential -
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Active Off/Very Low Power, Standard Default Color Space, Preferred Timing Mode Display Type = R/G/B Color (25-34) CHROMA INFO: Red X - 0.640 Green X - 0.280 Blue X - 0.145 White X - 0.313 Red Y - 0.330 Green Y - 0.....00 MHz Horizontal Image Size: 495 mm Vertical Image Size: 310 mm Refreshed Mode: Non-Interlaced Normal Display - No Stereo Horizontal: Active Time: 1920 pixels ViewSonic Corporation Blanking Time: 160 pixels Confidential - Do Not Copy 16...
Active Off/Very Low Power, Standard Default Color Space, Preferred Timing Mode Display Type = R/G/B Color (25-34) CHROMA INFO: Red X - 0.640 Green X - 0.280 Blue X - 0.145 White X - 0.313 Red Y - 0.330 Green Y - 0.....00 MHz Horizontal Image Size: 495 mm Vertical Image Size: 310 mm Refreshed Mode: Non-Interlaced Normal Display - No Stereo Horizontal: Active Time: 1920 pixels ViewSonic Corporation Blanking Time: 160 pixels Confidential - Do Not Copy 16...
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... Compatible (21) (22) (23) (24) Maximum Horizontal Image Size 500 mm Maximum Vertical Image Size 310 mm Display Gamma 2.20 Power Management and Supported Feature(s): Active Off/Very Low Power, Standard Default Color Space, Preferred Timing Mode ViewSonic Corporation Confidential - Do Not Copy 18 VP2330wb Digital VIEWSONIC CORPORATION EDID Version # 1, Revision # 3 DDCTest For: ViewSonic VP2330wb EDID Block 0, Bytes...00 40 | B3 00 A9 40 90 40 81 80 81 40 50 | 71 4F 31 0A 28 3C 80 A0 70 B0 60 | 23 40 30 20 36 00 EF 36 11 00 70 | 00 1A 00 00 00 FF 00 50 55 35 80 | 30 35 30 31...
... Compatible (21) (22) (23) (24) Maximum Horizontal Image Size 500 mm Maximum Vertical Image Size 310 mm Display Gamma 2.20 Power Management and Supported Feature(s): Active Off/Very Low Power, Standard Default Color Space, Preferred Timing Mode ViewSonic Corporation Confidential - Do Not Copy 18 VP2330wb Digital VIEWSONIC CORPORATION EDID Version # 1, Revision # 3 DDCTest For: ViewSonic VP2330wb EDID Block 0, Bytes...00 40 | B3 00 A9 40 90 40 81 80 81 40 50 | 71 4F 31 0A 28 3C 80 A0 70 B0 60 | 23 40 30 20 36 00 EF 36 11 00 70 | 00 1A 00 00 00 FF 00 50 55 35 80 | 30 35 30 31...
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... on / off control C25 Backlight on the board is a graphics processing IC designed for LCD displays. Do Not Copy 25 VP2330wb B1 c) SST 39VF040 Micro Controller: The SST 39VF040 micro controller (MCU) serves as the...ViewSonic Corporation Confidential - THEORY OF OPERATION This section describes the function of 4 functional areas: flat panel controller, MCU with ground and internal planes provided. This monitor includes MB board, power board and button board and USB board 6.1 MB BOARD The MB board is recommended. It provides all key IC functions required for LCD monitors...
... on / off control C25 Backlight on the board is a graphics processing IC designed for LCD displays. Do Not Copy 25 VP2330wb B1 c) SST 39VF040 Micro Controller: The SST 39VF040 micro controller (MCU) serves as the...ViewSonic Corporation Confidential - THEORY OF OPERATION This section describes the function of 4 functional areas: flat panel controller, MCU with ground and internal planes provided. This monitor includes MB board, power board and button board and USB board 6.1 MB BOARD The MB board is recommended. It provides all key IC functions required for LCD monitors...
Service Manual
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...), AP1084 (U16,U20),LT1117(U18): The AIC1577 is a current switching regulator control IC containing the primary functions required for VP2030B monitor with output of 56W /12V / 2.4A and 20V/1.8A. Concerning fixed version, are offered the output voltage:1.2V,1.8V,2.5V...12V input supply. 6.1.4 Power Regulator LT1117(U18): The LT1117 is guaranteed to pin compatible with minimum of output current. Do Not Copy 26 VP2330wb AP1084 is a low drop voltage regulator ,provide up to provide supply for off 1800Vrms 700~900Vrms 35~80KHz 5.5~8.0 mA ViewSonic Corporation Confidential - It provides...
...), AP1084 (U16,U20),LT1117(U18): The AIC1577 is a current switching regulator control IC containing the primary functions required for VP2030B monitor with output of 56W /12V / 2.4A and 20V/1.8A. Concerning fixed version, are offered the output voltage:1.2V,1.8V,2.5V...12V input supply. 6.1.4 Power Regulator LT1117(U18): The LT1117 is guaranteed to pin compatible with minimum of output current. Do Not Copy 26 VP2330wb AP1084 is a low drop voltage regulator ,provide up to provide supply for off 1800Vrms 700~900Vrms 35~80KHz 5.5~8.0 mA ViewSonic Corporation Confidential - It provides...
Service Manual
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The electrical specification is a general purpose AC / DC adapter which converts 90~240 Vac to a stabilized DC voltage: 12 Volts, with a rated output current of 2.4A. Rated Input Voltage Operation Input Voltage Input Current Inrush Current Standby Input Voltage Output Voltage Regulation Output Ripple & Noise Rate Output Current 90~240 Vac , 50 / 60Hz 90~260 Vac , 47 ~ 63Hz 6.3.2 power This is described below.
The electrical specification is a general purpose AC / DC adapter which converts 90~240 Vac to a stabilized DC voltage: 12 Volts, with a rated output current of 2.4A. Rated Input Voltage Operation Input Voltage Input Current Inrush Current Standby Input Voltage Output Voltage Regulation Output Ripple & Noise Rate Output Current 90~240 Vac , 50 / 60Hz 90~260 Vac , 47 ~ 63Hz 6.3.2 power This is described below.
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Do Not Copy 40 VP2330wb See the Fig 1.3. Fig. 1.3 ViewSonic Corporation Confidential - 1.3 Please create a directory such as "ISP" below the root directory (the path is "drive letter":\ISP now). 1.4 Copy the create a text file with ..." SetBuffer 0x1000 4096 RAMWrite d:\GNSSISP\loader.hex Run 0x500 RAMWrite d:\GNSSISP\isp8.hex Run 0x580 FlashErase FastFlashWrite d:\GNSSISP\rd_monitor.hex 1.5 Set the monitor to Factory Mode by pressing "2" and "Power" at the same time. 1.6 Click the right-lower terminal window and type "batch d(or other drive letter):\ISP\isp.txt" in the...
Do Not Copy 40 VP2330wb See the Fig 1.3. Fig. 1.3 ViewSonic Corporation Confidential - 1.3 Please create a directory such as "ISP" below the root directory (the path is "drive letter":\ISP now). 1.4 Copy the create a text file with ..." SetBuffer 0x1000 4096 RAMWrite d:\GNSSISP\loader.hex Run 0x500 RAMWrite d:\GNSSISP\isp8.hex Run 0x580 FlashErase FastFlashWrite d:\GNSSISP\rd_monitor.hex 1.5 Set the monitor to Factory Mode by pressing "2" and "Power" at the same time. 1.6 Click the right-lower terminal window and type "batch d(or other drive letter):\ISP\isp.txt" in the...
Service Manual
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Pull out the CCFL cables & LVDS & BUTTON/B CABLE 10. Loose the shield 11. Loose the shielding screw & Tear off the yellow tape 9. Remove the AL FOIL & MYLAR 8. Loose the POWER/B & M/B & USB/B screw 12. Do Not Copy 43 VP2330wb Move the POWER/B & M/B & USB/B ViewSonic Corporation Confidential - 7.
Pull out the CCFL cables & LVDS & BUTTON/B CABLE 10. Loose the shield 11. Loose the shielding screw & Tear off the yellow tape 9. Remove the AL FOIL & MYLAR 8. Loose the POWER/B & M/B & USB/B screw 12. Do Not Copy 43 VP2330wb Move the POWER/B & M/B & USB/B ViewSonic Corporation Confidential - 7.
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Put the monitor into carton Face-up 5. Seal the monitor ViewSonic Corporation Confidential - Do Not Copy 45 VP2330wb Put the monitor into the PE or EPE bags 3. Put all accessories into carton Users manual VGA & DVI cable Power & USB cable 6. Put on LCD protection film 2. Sticker on the end-cap left / right 4. VP20" / VP21" / VP23"W series packing method 1.
Put the monitor into carton Face-up 5. Seal the monitor ViewSonic Corporation Confidential - Do Not Copy 45 VP2330wb Put the monitor into the PE or EPE bags 3. Put all accessories into carton Users manual VGA & DVI cable Power & USB cable 6. Put on LCD protection film 2. Sticker on the end-cap left / right 4. VP20" / VP21" / VP23"W series packing method 1.
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...ViewSonic Corporation. Recommended Spare Parts List RECOMMENDED SPARE PARTS LIST (VP2330wb-1) ViewSonic Model Number: VS10813-1W Rev: 1a Serial No. P/N Location 1 Accessories: 2 Power cable Power adaptor A-PC-0106-0224 A-00005180 DM333181G97 AG240500004 Power cable Adaptor 3 Board Assembly: Power board 4 main board B-00005181 B-00005182 22WCVPPB001 21LAVPMB011 Power...) SCREW M3.0*8.0-I(NI) 20 Miscellaneous: LCD film M-00005193 JXWCVP01016 LCD FILM 21 Packing Material: PE bags P-00005194 HAWCVP01014 PE bags 22 Carton 23 End cap (L) P-00005195 P-00005196 HFWCVP01019...
...ViewSonic Corporation. Recommended Spare Parts List RECOMMENDED SPARE PARTS LIST (VP2330wb-1) ViewSonic Model Number: VS10813-1W Rev: 1a Serial No. P/N Location 1 Accessories: 2 Power cable Power adaptor A-PC-0106-0224 A-00005180 DM333181G97 AG240500004 Power cable Adaptor 3 Board Assembly: Power board 4 main board B-00005181 B-00005182 22WCVPPB001 21LAVPMB011 Power...) SCREW M3.0*8.0-I(NI) 20 Miscellaneous: LCD film M-00005193 JXWCVP01016 LCD FILM 21 Packing Material: PE bags P-00005194 HAWCVP01014 PE bags 22 Carton 23 End cap (L) P-00005195 P-00005196 HFWCVP01019...
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Prefix: PU5 Item ViewSonic P/N Ref. Do Not Copy 54 VP2330wb BOM LIST (VP2330wb-1) ViewSonic Model Number: VS10813-1W Rev: 1a Serial No. P/N Description Location Universal number# Q'ty 0 #N/A 1LWCVPXVS01 WCVP LCD MONITOR(USA) GP 1 B-00005182 21LAVPMB011 ...H5) GP CN6 1 16 B-00005181 22WCVPPB001 WCVP POWER/B ASSY GP 1 17 #N/A WCVP203-02 22WCVPPB001 WCVP POWER/B Schematic(B3A) 0 18 #N/A 32WCVPSS005 WCVP POWER/B S/S ASSY GP 1 19 #N/A DFHD08MR319 CONN ...CAP EC 330U50V(+-20%,105C,10*19,3KH) GP C5,C6 2 23 #N/A CC73303MD51 CAP EC 330U 16V(+-20%,105C,8*11,2KH)GP C13...
Prefix: PU5 Item ViewSonic P/N Ref. Do Not Copy 54 VP2330wb BOM LIST (VP2330wb-1) ViewSonic Model Number: VS10813-1W Rev: 1a Serial No. P/N Description Location Universal number# Q'ty 0 #N/A 1LWCVPXVS01 WCVP LCD MONITOR(USA) GP 1 B-00005182 21LAVPMB011 ...H5) GP CN6 1 16 B-00005181 22WCVPPB001 WCVP POWER/B ASSY GP 1 17 #N/A WCVP203-02 22WCVPPB001 WCVP POWER/B Schematic(B3A) 0 18 #N/A 32WCVPSS005 WCVP POWER/B S/S ASSY GP 1 19 #N/A DFHD08MR319 CONN ...CAP EC 330U50V(+-20%,105C,10*19,3KH) GP C5,C6 2 23 #N/A CC73303MD51 CAP EC 330U 16V(+-20%,105C,8*11,2KH)GP C13...
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...REV3A) GP CD+QSG WCVP(HGWCVP01,REV3A) GP HANDLE LM5S(JXLM5003,REV 3B) GP LCD FILM WCVP(JXWCVP01,REV3A) GP HI-POT LABEL L70L(HCL70021,REV3A)GP SPACE PLATE WCVP(HFWCVP02,REV3A) GP 23" SERV. Item ViewSonic P/N 65 #N/A 66 #N/A 67 #N/A 68 #N/A 69 #N/A 70 #N/A 71 #N/A ...0106-0224 Ref. PAPER WCVP(HDWCVP01,R3A) GP SERVICE PAPER HG LABEL L9VD(HCL9V009,REV3A)GP POWER CORD 3P 1.8M(USA)V04VS350012180 GP Location Universal number# Q'ty 1 1 1 1 1 1 3 9 1 1 1 5 1 4 1 4 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0.084 1 0 1 1 ViewSonic Corporation Confidential - Do Not Copy 55 VP2330wb
...REV3A) GP CD+QSG WCVP(HGWCVP01,REV3A) GP HANDLE LM5S(JXLM5003,REV 3B) GP LCD FILM WCVP(JXWCVP01,REV3A) GP HI-POT LABEL L70L(HCL70021,REV3A)GP SPACE PLATE WCVP(HFWCVP02,REV3A) GP 23" SERV. Item ViewSonic P/N 65 #N/A 66 #N/A 67 #N/A 68 #N/A 69 #N/A 70 #N/A 71 #N/A ...0106-0224 Ref. PAPER WCVP(HDWCVP01,R3A) GP SERVICE PAPER HG LABEL L9VD(HCL9V009,REV3A)GP POWER CORD 3P 1.8M(USA)V04VS350012180 GP Location Universal number# Q'ty 1 1 1 1 1 1 3 9 1 1 1 5 1 4 1 4 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0.084 1 0 1 1 ViewSonic Corporation Confidential - Do Not Copy 55 VP2330wb
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Do Not Copy 57 CN2 CN1 13 Power Board CN3 AUO 23"w M230UW01 panel According CN3 Main board USB Board CN6 CN1 Button board 17 CN1 VP2330wb VP2330wb Cable connection drawing ViewSonic Corporation 12 CN4 To Panel LVDS 10 CN5 Panel inverter (built-in) Confidential -
Do Not Copy 57 CN2 CN1 13 Power Board CN3 AUO 23"w M230UW01 panel According CN3 Main board USB Board CN6 CN1 Button board 17 CN1 VP2330wb VP2330wb Cable connection drawing ViewSonic Corporation 12 CN4 To Panel LVDS 10 CN5 Panel inverter (built-in) Confidential -
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... Item ViewSonic P/N Ref. Do Not Copy 58 VP2330wb P/N Description Q'ty 1 #N/A FEWCVP01018 BIRD LOGO WCVP(FEWCVP01,REV3A) GP 1 2 #N/A EAWCVP01014 LCD BEZEL WCVP(EAWCVP01,REV3A) GP 1 3 #N/A EBLAVP01010 LED LENS LAVP(EBLAVP01,REV3A) 1 4 #N/A FCWCVP01016 BUTTON PCB EVA WCVP(FCWCVP01,REV3A) GP 1 5 #N/A EBWCVP01015 CONTROL BUTTON WCVP(EBWCVP01,R3A) GP 1 6 B-00004350 23L0VPBB007 L0VP BUTTON/B ASSY GP 1 7 #N/A FAWCVP02011 LCD BKT...
... Item ViewSonic P/N Ref. Do Not Copy 58 VP2330wb P/N Description Q'ty 1 #N/A FEWCVP01018 BIRD LOGO WCVP(FEWCVP01,REV3A) GP 1 2 #N/A EAWCVP01014 LCD BEZEL WCVP(EAWCVP01,REV3A) GP 1 3 #N/A EBLAVP01010 LED LENS LAVP(EBLAVP01,REV3A) 1 4 #N/A FCWCVP01016 BUTTON PCB EVA WCVP(FCWCVP01,REV3A) GP 1 5 #N/A EBWCVP01015 CONTROL BUTTON WCVP(EBWCVP01,R3A) GP 1 6 B-00004350 23L0VPBB007 L0VP BUTTON/B ASSY GP 1 7 #N/A FAWCVP02011 LCD BKT...
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...+,LVDS- K4D263238G-VC33 +3.3V OCMADDR,OCMDATA SST39VF040 BACKLIGHT BACKLIGHT PANEL ON/OFF BRIGHTNESS AC IN 110V~264V +12V DC OUT +20V POWER BLOCK +5V +12V AIC1577 ADJ AIC1084 +3.3V LT1117 +2.5V AIC1084 +1.8V ViewSonic Corporation Confidential - PANEL 20,21,23 +3.3V RESET +3.3V FSDATA,FSADDR FSCLK+ FSCLK- Do Not Copy 60 VP2330wb 9. CLK+ CLK-
...+,LVDS- K4D263238G-VC33 +3.3V OCMADDR,OCMDATA SST39VF040 BACKLIGHT BACKLIGHT PANEL ON/OFF BRIGHTNESS AC IN 110V~264V +12V DC OUT +20V POWER BLOCK +5V +12V AIC1577 ADJ AIC1084 +3.3V LT1117 +2.5V AIC1084 +1.8V ViewSonic Corporation Confidential - PANEL 20,21,23 +3.3V RESET +3.3V FSDATA,FSADDR FSCLK+ FSCLK- Do Not Copy 60 VP2330wb 9. CLK+ CLK-
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...L25 CX000800000 + U18 3 VIN VOUT 2 1 ADJ/GND 4 4 LT1117/TO223 0.8A Max +2.5V + R174 200/1% C185 100u/16V 1, 2 Modify Power AIC 1563 to AIC 1577 Q10 SI2301DS +5V 1 3 2 1 R82 82K/6 R83 2 C167 2200P/6 2 D3 1 C168 2200P/6 82K/6 Q3 G2... 3 AIC1084/TO252 TOP VIEW 2 1 3 AIC1084/TO252 TOP VIEW H1 MTH276D126 2 9 3 8 4 1 7 5 6 H2 MTH276D126 2 9 3 8 4 1 7 5 6 H3 MTH276D126 2 9 3 8 4 1 7 5 6 H4 MTH276D126 2 9 3 8 4 1 7 5 6 ViewSonic Corporation Model POWER Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy 64 VP2330wb
...L25 CX000800000 + U18 3 VIN VOUT 2 1 ADJ/GND 4 4 LT1117/TO223 0.8A Max +2.5V + R174 200/1% C185 100u/16V 1, 2 Modify Power AIC 1563 to AIC 1577 Q10 SI2301DS +5V 1 3 2 1 R82 82K/6 R83 2 C167 2200P/6 2 D3 1 C168 2200P/6 82K/6 Q3 G2... 3 AIC1084/TO252 TOP VIEW 2 1 3 AIC1084/TO252 TOP VIEW H1 MTH276D126 2 9 3 8 4 1 7 5 6 H2 MTH276D126 2 9 3 8 4 1 7 5 6 H3 MTH276D126 2 9 3 8 4 1 7 5 6 H4 MTH276D126 2 9 3 8 4 1 7 5 6 ViewSonic Corporation Model POWER Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy 64 VP2330wb