Service Manual
Page 4
...directly into the AC outlet. Do Not Copy 1 VP2330wb Service work should only be taken while servicing this LCD display. These voltage are thoroughly familiar with 1000 .... 4-5 Reverse the polarity of the following safety checks and servicing guide line 2. POWER SUPPLY REQUIREMENTS The external power converter for this check. 4-2 Connect a 1500 ohm , 10 watt resistor , ... transformer circuits . 3. AC VOLTMETER V To Metal Parts 0.15u . 1500 10W Earth Ground ViewSonic Corporation Confidential - Precautions and Safety Notices 1. Safety Check : Care should be used in serious...
...directly into the AC outlet. Do Not Copy 1 VP2330wb Service work should only be taken while servicing this LCD display. These voltage are thoroughly familiar with 1000 .... 4-5 Reverse the polarity of the following safety checks and servicing guide line 2. POWER SUPPLY REQUIREMENTS The external power converter for this check. 4-2 Connect a 1500 ohm , 10 watt resistor , ... transformer circuits . 3. AC VOLTMETER V To Metal Parts 0.15u . 1500 10W Earth Ground ViewSonic Corporation Confidential - Precautions and Safety Notices 1. Safety Check : Care should be used in serious...
Service Manual
Page 8
... Down Stream Connector Compatibility Power POWER SUPPLY Internal Power Supply Input Voltage Range Input Frequency Range Short Circuit Protection Over Current Protection Leakage Current 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 type USB...
... Down Stream Connector Compatibility Power POWER SUPPLY Internal Power Supply Input Voltage Range Input Frequency Range Short Circuit Protection Over Current Protection Leakage Current 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 type USB...
Service Manual
Page 17
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.
Service Manual
Page 29
...highly programmable. 6.1.2 Power Regulator AIC1577 (U23),...supply. 6.1.4 Power Regulator LT1117(U18): The LT1117 is a low drop voltage regulator ,provide up to pin compatible with the other LD1117. 6.3 Power (Inverter) Board This is a specific power (inverter) board for VP2030B monitor... with minimum of 56W /12V / 2.4A and 20V/1.8A. The AIC1577 is a low dropout operation 6.1.3 Power...low current 3.3V logic supply. Specifically designed to drive...supply for off 1800Vrms 700~900Vrms 35~80KHz 5.5~8.0 mA ViewSonic...
...highly programmable. 6.1.2 Power Regulator AIC1577 (U23),...supply. 6.1.4 Power Regulator LT1117(U18): The LT1117 is a low drop voltage regulator ,provide up to pin compatible with the other LD1117. 6.3 Power (Inverter) Board This is a specific power (inverter) board for VP2030B monitor... with minimum of 56W /12V / 2.4A and 20V/1.8A. The AIC1577 is a low dropout operation 6.1.3 Power...low current 3.3V logic supply. Specifically designed to drive...supply for off 1800Vrms 700~900Vrms 35~80KHz 5.5~8.0 mA ViewSonic...
User Guide
Page 5
.... If this device. FCC Warning To assure continued FCC compliance, the user must use grounded power supply cord and the cables which are designed to "Electromagnetic compatibility," and 73/23/EEC as amended by 92/31/EEC and 93/68/EEC Art.5 with regard to provide ... to "Safety." These limits are included with Canadian ICES-003. For Canada This Class B digital apparatus complies with the unit or specified. ViewSonic VP2330wb 1 This equipment generates, uses, and can be determined by turning the equipment off and on a circuit different from that interference will not ...
.... If this device. FCC Warning To assure continued FCC compliance, the user must use grounded power supply cord and the cables which are designed to "Electromagnetic compatibility," and 73/23/EEC as amended by 92/31/EEC and 93/68/EEC Art.5 with regard to provide ... to "Safety." These limits are included with Canadian ICES-003. For Canada This Class B digital apparatus complies with the unit or specified. ViewSonic VP2330wb 1 This equipment generates, uses, and can be determined by turning the equipment off and on a circuit different from that interference will not ...
User Guide
Page 6
...accessible. 11. Keep these instructions completely before using the equipment. 2. Do not block any heat sources such as : if the power-supply cord or plug is damaged, if liquid is spilled onto or objects fall into your safety. If the plug does not fit...Safety Instructions 1. A polarized plug has two blades with the equipment. Protect the power cord from being tread upon or pinched, particularly at the plug, and the point where if emerges from tipping over. 13. ViewSonic VP2330wb 2 Follow all warnings. 4. Clean with the manufacturer's instructions. 8. Be sure...
...accessible. 11. Keep these instructions completely before using the equipment. 2. Do not block any heat sources such as : if the power-supply cord or plug is damaged, if liquid is spilled onto or objects fall into your safety. If the plug does not fit...Safety Instructions 1. A polarized plug has two blades with the equipment. Protect the power cord from being tread upon or pinched, particularly at the plug, and the point where if emerges from tipping over. 13. ViewSonic VP2330wb 2 Follow all warnings. 4. Clean with the manufacturer's instructions. 8. Be sure...
User Guide
Page 20
...ViewSonic VP2330wb 16 If the other end of the video cable is tightly secured to the video output port on the back of the computer. Power is ON but no screen image • Make sure the video cable supplied with the LCD display is not attached permanently to the LCD display, tightly secure it is supplying... proper voltage. Control buttons do not work • Press only one button at a time. Troubleshooting No power • Make sure power button (or switch...
...ViewSonic VP2330wb 16 If the other end of the video cable is tightly secured to the video output port on the back of the computer. Power is ON but no screen image • Make sure the video cable supplied with the LCD display is not attached permanently to the LCD display, tightly secure it is supplying... proper voltage. Control buttons do not work • Press only one button at a time. Troubleshooting No power • Make sure power button (or switch...
User Guide
Page 23
... a condition commonly known as electrical power fluctuations or failure. and Canada, contact ViewSonic or your address, (d) a description of the problem, and (e) the serial number of nature, unauthorized product modification, or failure to follow instructions supplied with the product. Replacement product or...herein including the implied warranty of 1 Release Date: 03-31-05 ViewSonic VP2330wb 19 Take or ship the product freight prepaid in " which results when a static image is effective: ViewSonic LCD displays are no warranties, express or implied, which the serial number...
... a condition commonly known as electrical power fluctuations or failure. and Canada, contact ViewSonic or your address, (d) a description of the problem, and (e) the serial number of nature, unauthorized product modification, or failure to follow instructions supplied with the product. Replacement product or...herein including the implied warranty of 1 Release Date: 03-31-05 ViewSonic VP2330wb 19 Take or ship the product freight prepaid in " which results when a static image is effective: ViewSonic LCD displays are no warranties, express or implied, which the serial number...