Power SC Service Guide
Page 28
Output Requirements +5V +12V -12V +3.3V +5Vaux +-5% +-5% +-10% +-4% +-5% Regulation NOTE: AcerPower Sc is using 145W power supply. 15A 3A 0.3A 12A 3A Current Rating 20 Chapter 1 Switching Power Supply 102W 50MHz 60MHz Input Frequency 47MHz to 53MHz 57MHz to 63MHz Frequency Variation Range Input Voltage 100 - 120 VRMS 200 - 240 VRMS 90 - 132 VRMS 180 - 264 VRMS Variation Range Input Current Measuring Range 4A 90 -132 VRMS 2A 180 - 264 VRMS NOTE: Measure at line input 90 VRMS and maximum load condition.
Output Requirements +5V +12V -12V +3.3V +5Vaux +-5% +-5% +-10% +-4% +-5% Regulation NOTE: AcerPower Sc is using 145W power supply. 15A 3A 0.3A 12A 3A Current Rating 20 Chapter 1 Switching Power Supply 102W 50MHz 60MHz Input Frequency 47MHz to 53MHz 57MHz to 63MHz Frequency Variation Range Input Voltage 100 - 120 VRMS 200 - 240 VRMS 90 - 132 VRMS 180 - 264 VRMS Variation Range Input Current Measuring Range 4A 90 -132 VRMS 2A 180 - 264 VRMS NOTE: Measure at line input 90 VRMS and maximum load condition.
Power SC Service Guide
Page 76
...BIOS Setup to disable parity check. 2. Re-connect PS/2 keyboard and mouse. 2. PS/2 keyboard 4. Diskette drive. 3. Also check the power supply voltages if you have done so, you must run the diagnostics program tests but did receive a POST error message, use "POST Error Messages ... BIOS Setup and load the default settings. 3. System board 1. Enter BIOS Setup and load the default settings. 3. System board 1. Remove all power supply voltages, switch, and jumper settings before you replace the main board. System board 1. Conflict(s) Floppy Disk Controller Error Floppy Drive A Error Floppy ...
...BIOS Setup to disable parity check. 2. Re-connect PS/2 keyboard and mouse. 2. PS/2 keyboard 4. Diskette drive. 3. Also check the power supply voltages if you have done so, you must run the diagnostics program tests but did receive a POST error message, use "POST Error Messages ... BIOS Setup and load the default settings. 3. System board 1. Enter BIOS Setup and load the default settings. 3. System board 1. Remove all power supply voltages, switch, and jumper settings before you replace the main board. System board 1. Conflict(s) Floppy Disk Controller Error Floppy Drive A Error Floppy ...
Power SC Service Guide
Page 78
...the processor clock setting should be exactly set it to stop at "Halt on , measure the voltage of BIOS Setup. 2. See "Power Management" in the left column. Its reading should be +12Vdc. 3. Reload software from Recovery CD. System hangs before diagnosing any ...Diskette drive connection/cable 4. Processor test failed. 1. See "Memory" 2. See "Undetermined Problems". 4. Processor 2. System board. System works but power supply fan runs. 1. In Windows 98, check settings in BIOS has elapsed. 1. See "Undetermined Problems" System hangs after system boot. 1. system...
...the processor clock setting should be exactly set it to stop at "Halt on , measure the voltage of BIOS Setup. 2. See "Power Management" in the left column. Its reading should be +12Vdc. 3. Reload software from Recovery CD. System hangs before diagnosing any ...Diskette drive connection/cable 4. Processor test failed. 1. See "Memory" 2. See "Undetermined Problems". 4. Processor 2. System board. System works but power supply fan runs. 1. In Windows 98, check settings in BIOS has elapsed. 1. See "Undetermined Problems" System hangs after system boot. 1. system...
Power SC Service Guide
Page 81
Printing failed. 1. Keyboard Power Supply Pressing power switch does not turn off system. (Only unplugging the power cord from Windows98 Start menu does not turn off the system. (Only pressing power switch can turn on keyboard do not work. 1. Error Symptom Action/FRU...off the system.) 1. System Board Other Problems Any other problems. 1. System board. Power switch cable assembly. Load default settings. 2. Reload software from Recovery CD. No system power, or power supply fan is not running. 1. Undetermined Problems Chapter 4 73 System board. Printer problems....
Printing failed. 1. Keyboard Power Supply Pressing power switch does not turn off system. (Only unplugging the power cord from Windows98 Start menu does not turn off the system. (Only pressing power switch can turn on keyboard do not work. 1. Error Symptom Action/FRU...off the system.) 1. System Board Other Problems Any other problems. 1. System board. Power switch cable assembly. Load default settings. 2. Reload software from Recovery CD. No system power, or power supply fan is not running. 1. Undetermined Problems Chapter 4 73 System board. Printer problems....
Power SC Service Guide
Page 84
Check the power supply voltages. Check all cables and connectors for proper installation. 9. Repeat...and voltage settings are correct continue with this check: 1. Diskette drive ! Hard disk drive ! System board 11. Non-Acer devices ! If you find the failing device or adapter. 76 Chapter 4 External devices ! CD/DVD-ROM drive ! ...Perform the following , one , until you still cannot solve the problem, continue with the following steps: 2. Processor ! Power on page 70. Load default settings in "or "Error Symptoms List" on the system unit. 12. Any adapter card...
Check the power supply voltages. Check all cables and connectors for proper installation. 9. Repeat...and voltage settings are correct continue with this check: 1. Diskette drive ! Hard disk drive ! System board 11. Non-Acer devices ! If you find the failing device or adapter. 76 Chapter 4 External devices ! CD/DVD-ROM drive ! ...Perform the following , one , until you still cannot solve the problem, continue with the following steps: 2. Processor ! Power on page 70. Load default settings in "or "Error Symptoms List" on the system unit. 12. Any adapter card...
Power SC Service Guide
Page 117
... List 70 Audio 72 CD/DVD-ROM Drive 71 Diskette Drive 70 Keyboard 73 Memory 70 Modem 72 Monitor 72 Other 73 Parallel Port 73 Power Supply 73 Processor / Processor Fan 70 Real-Time Clock 72 Serial Port 73 System Board 70 Video 72 System Information 1st bank 27 2nd bank 27... 38 Date 39 Disk Drives 30 Exiting Setup 49 108 Load Default Settings 47 Memory/Cache Options 43 Onboard Peripherals 33 PnP/PCI Options 45 Power Management 36 Product Information 28 System Security 40 Time 39 T Temperature 19 Test Compatible Components 93 Time 39 To 24 Troubleshooting 63 U UART 16 Undetermined...
... List 70 Audio 72 CD/DVD-ROM Drive 71 Diskette Drive 70 Keyboard 73 Memory 70 Modem 72 Monitor 72 Other 73 Parallel Port 73 Power Supply 73 Processor / Processor Fan 70 Real-Time Clock 72 Serial Port 73 System Board 70 Video 72 System Information 1st bank 27 2nd bank 27... 38 Date 39 Disk Drives 30 Exiting Setup 49 108 Load Default Settings 47 Memory/Cache Options 43 Onboard Peripherals 33 PnP/PCI Options 45 Power Management 36 Product Information 28 System Security 40 Time 39 T Temperature 19 Test Compatible Components 93 Time 39 To 24 Troubleshooting 63 U UART 16 Undetermined...
Power Sc User's Guide
Page 6
Adjust only those controls that are followed. Use of another battery may explode if not handled properly. vi 12 When the power cord or plug is 15 feet (4.6 meters). d e f 13 Warning! It should be a detachable type: UL listed/CSA certified, type SPT-2, rated 7A 125V minimum, ...this unit. Do not disassemble or dispose of them away from children and dispose of used batteries promptly. 14 Use only the proper type of power supply cord set (provided in damage and will often require extensive work by the operating instructions since improper adjustment of fire or explosion. If the product...
Adjust only those controls that are followed. Use of another battery may explode if not handled properly. vi 12 When the power cord or plug is 15 feet (4.6 meters). d e f 13 Warning! It should be a detachable type: UL listed/CSA certified, type SPT-2, rated 7A 125V minimum, ...this unit. Do not disassemble or dispose of them away from children and dispose of used batteries promptly. 14 Use only the proper type of power supply cord set (provided in damage and will often require extensive work by the operating instructions since improper adjustment of fire or explosion. If the product...