User manual ACER ALTOS 9100

[. . . ] The blackened pin of a jumper represents pin 1. 1-4 User's Guide 1. 4. 2 Jumper Settings Table 1-1 lists the system board jumpers with their corresponding settings and functions. Table 1-1 System Board Jumper Settings Jumper Setting Function Software Shutdown Control for CN4 JP1 BIOS Type JP2 Password Security JP3 SCSI Channel 1 High-Byte Termination JP4 1-2 2-3* 1-2 2-3* 1-2 2-3* Enabled Disabled Branded Generic Check password Bypass password 1-2* 2-3 Open Terminator always set to ON SCSI terminator set to ON or OFF by software Terminator set to OFF Normal (Auto) Onboard VGA always disabled VGA Feature JP5 1-2* 2-3 * Default setting System Board 1-5 1. 4. 3 Connector Functions Table 1-2 lists the different connectors on the system board and their respective functions. Table 1-2 Connector CN1 CN2, U3, U8 CN3 CN4 CN7 CN8 CN9 CN10 CN12 CN13 CN14 CN15 CN16 CN17 CN18 CN19 CN22 CN23 CN25 CN26 CN27, CN28 CNN3 Connector Functions Function COM 1 Power connectors COM 2 Software shutdown connector for 420-watt SPS PS/2 mouse (above) / keyboard (below) connectors Power switch Power LED and keylock connector Monitor signal connector for redundant power supply Software shutdown connector for redundant power supply Backplane board LED connector Printer port (above) / video port (below) IDE connector LAN connector Diskette drive connector Channel 1 narrow SCSI connector Universal serial bus (USB) ports Channel 1 wide SCSI connector Hard disk LED connector SMM connector Channel 2 wide SCSI connector RDM connectors Connector for chassis intrusion prevention Fan connectors FA1, FA2, FA3 1-6 User's Guide 1. 5 ESD Precautions (ESD) Always observe the following electrostatic discharge precautions before installing a system component: 1. 2. Do not remove a component from its antistatic packaging until you are ready to install it. [. . . ] Note the message and take corrective action. This section explains the different types of error messages and corresponding corrective measures. There are two general types of error messages: · · Software System 1. 9. 1 Software Error Messages Software error messages are returned by your operating system or application. These messages typically occur after you boot the operating system or when you run your applications. If you receive this type of message, consult your application or operating system manual for help. 1. 9. 2 System Error Messages A system error message indicates a problem with the computer itself. A message of this type normally appears during the power-on self-test, before the operating system prompt appears. Table 1-3 lists the system error messages. System Board 1-11 Table 1-3 System Error Messages Message Action Replace the RTC chip or contact your dealer. Check the RTC chip and the necessary jumper. If the battery is still good, run Setup. Check and connect the control cable to the diskette controller. Run Setup and select the proper drive type. Run Setup and select the proper drive type. [. . . ] Check that the jumpers on the system board and any expansion boards are set correctly. If you cannot access a new disk, it may be because your disk is not properly formatted. [. . . ]