Acer Power SX/SXb/SC Service Guide
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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.
Acer Power SX/SXb/SC Service Guide
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...1. System board 1. Enter BIOS Setup and load the default settings. 3. Ensure that the diskette drive is correct. 2. 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 ...This system check can be done through the diagnostics program. RTC Battery. 3. Memory module 3. Re-connect PS/2 keyboard and mouse. 2. Remove all power supply voltages, switch, and jumper settings before you replace the main board. NOTE: To diagnose a problem, first find the BIOS error messages in BIOS Setup...
...1. System board 1. Enter BIOS Setup and load the default settings. 3. Ensure that the diskette drive is correct. 2. 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 ...This system check can be done through the diagnostics program. RTC Battery. 3. Memory module 3. Re-connect PS/2 keyboard and mouse. 2. Remove all power supply voltages, switch, and jumper settings before you replace the main board. NOTE: To diagnose a problem, first find the BIOS error messages in BIOS Setup...
Acer Power SX/SXb/SC Service Guide
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...potential cause of processor fan connector. Diskette drive connection/cable 4. With the system power on Error" to stop at "Halt on , measure the voltage of the problem. 2. System works but power supply fan runs. 1. Reload software from Recovery CD. system does not work .... 1. Diskette drive 5. Diskette drive power 3. Diskette/IDE disk drives 3. If directed to enter power saving mode when the Power Management Mode is correctly formatted. 3. System ...
...potential cause of processor fan connector. Diskette drive connection/cable 4. With the system power on Error" to stop at "Halt on , measure the voltage of the problem. 2. System works but power supply fan runs. 1. Reload software from Recovery CD. system does not work .... 1. Diskette drive 5. Diskette drive power 3. Diskette/IDE disk drives 3. If directed to enter power saving mode when the Power Management Mode is correctly formatted. 3. System ...
Acer Power SX/SXb/SC Service Guide
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...in BIOS Setup to the service manual for the power cable) is properly installed. Printing failed. 1. Refer to Suspend. 2. Printer problems. 1. Keyboard Some or all keys on the system. 1. Load default settings. 2. Power Supply 2. Loop-back. 3. Refer to confirm ports... manual. 2. Printer cable. 4. System board. Keyboard Power Supply Pressing power switch does not turn off the system). 1. Power switch cable assembly Pressing power switch does not turn off system. (Only unplugging the power cord from Recovery CD. Reload software from electrical outlet ...
...in BIOS Setup to the service manual for the power cable) is properly installed. Printing failed. 1. Refer to Suspend. 2. Printer problems. 1. Keyboard Some or all keys on the system. 1. Load default settings. 2. Power Supply 2. Loop-back. 3. Refer to confirm ports... manual. 2. Printer cable. 4. System board. Keyboard Power Supply Pressing power switch does not turn off the system). 1. Power switch cable assembly Pressing power switch does not turn off system. (Only unplugging the power cord from Recovery CD. Reload software from electrical outlet ...
Acer Power SX/SXb/SC Service Guide
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...disconnect the following, one , until you still cannot solve the problem, continue with the following checks, one by one at a time: 10. Power off the system unit. 3. Non-Acer devices ! CD/DVD-ROM drive ! Repeat steps 2 through 5 until you did not receive any messages, see if the symptom is present, ... message is listed in setup. 5. Perform the following steps: 2. Any adapter card (modem card, LAN card or video card, if installed) ! Check the power supply voltages. If the jumpers, switches and voltage settings are correct continue with this check: 1. DIMM !
...disconnect the following, one , until you still cannot solve the problem, continue with the following checks, one by one at a time: 10. Power off the system unit. 3. Non-Acer devices ! CD/DVD-ROM drive ! Repeat steps 2 through 5 until you did not receive any messages, see if the symptom is present, ... message is listed in setup. 5. Perform the following steps: 2. Any adapter card (modem card, LAN card or video card, if installed) ! Check the power supply voltages. If the jumpers, switches and voltage settings are correct continue with this check: 1. DIMM !
Acer Power SX/SXb/SC Service Guide
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... 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...