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System Board

1-11

Figure 1-8 shows the cables you can connect to the multifunction
connector CN17.

Figure 1-8

20-pin Reset/LED Connector (CN17)

1.3

ESD Precautions

Always observe the following electrostatic discharge (ESD)
precautions before installing a system component:

1.

Do not remove a component from its antistatic packaging until
you are ready to install it.

2.

Wear a wrist grounding strap before handling electronic
components.  Wrist grounding straps are available at most
electronic component stores.

Do not attempt the procedures described in
the following sections unless you are a
qualified technician.

Suspend Switch

Power LED

Summary of Contents for V56LA

Page 1: ...ome with the board to support single and double density SIMMs for a maximum system memory of 128 MB The SIMM sockets accommodate both the standard page mode and extended data output EDO type SIMMs The board supports a 256 KB or 512 KB pipeline burst second level cache The system board includes a 188 pin connector for the slot board that contains the PCI and ISA bus slots The two onboard PCI enhanc...

Page 2: ...cond level cache 128 256 KB boot block mode Flash ROM for system BIOS VGA BIOS and PnP ESCD Two PCI enhanced IDE interfaces that support up to four IDE devices System clock calendar with 256 byte CMOS RAM Standard 1 MB SGRAM onboard 188 pin connector for PCI ISA slot board Feature socket for multimedia or Ethernet solution 168 pin cache module socket for cache upgrade External ports PS 2 keyboard ...

Page 3: ...port 3 Mouse port 4 Serial port 1 5 Serial port 2 6 Parallel port 7 Video port 8 Tag SRAM 9 SIMM sockets 10 CPU socket 11 Pipeline burst second level cache upgrade socket optional 12 Second level cache onboard 13 CPU voltage regulators 14 Battery 15 Power connector 16 BIOS Figure 1 1 System Board Layout 1 2 3 4 5 6 7 15 16 14 9 8 10 11 12 13 ...

Page 4: ... carries the PCI and ISA bus slots for system enhancements and future expansion The slot board may vary in size and layout depending on your system housing Figures 1 2 to 1 6 show the slot board types Figure 1 2 2 PCI 3 ISA Slot Board for desktop systems Figure 1 3 3 PCI 4 ISA Slot Board for minitower systems ...

Page 5: ...System Board 1 5 Figure 1 4 2 PCI 3 ISA Slot Board for Aspire desktop systems Figure 1 5 3 PCI 4 ISA Slot Board for Aspire minitower systems ...

Page 6: ...1 6 User s Guide Figure 1 6 3 ISA Slot Board for AcerBasic system Refer to the corresponding housing manual for slot board installation instructions ...

Page 7: ...rs and Connectors 1 2 1 Jumper and Connector Locations Figure 1 7 shows the jumper and connector locations on the system board Figure 1 7 System Board Jumper and Connector Locations The blackened pin of a jumper represents pin 1 ...

Page 8: ...P4 1 2 2 3 Password Security Check password Bypass password JP6 1 2 2 3 Cache Size 256 KB 512 KB JP7 1 2 2 3 BIOS ROM Type Block ROM 2 Mbit Flash ROM Intel 28F001 JP18 1 2 2 3 LED Functions IDE and FDD LED IDE LED only JP19 1 2 2 3 External Switch Suspend button Reset button JP20 1 2 and 4 5 2 3 and 5 6 Software Shutdown Software shutdown Appears off See Table 1 2 for the specific settings of jump...

Page 9: ... 3 2 3 P 200 3 6 ON 1 2 1 2 2 3 1 2 Pentium ODP MMX 166 3 6 OFF 1 2 1 2 2 3 2 3 200 3 6 OFF 1 2 1 2 2 3 1 2 AMD K5 PR120 2 5 ON 1 2 1 2 1 2 1 2 PR133 3 6 ON 1 2 1 2 1 2 1 2 PR150 2 5 ON 1 2 1 2 1 2 2 3 PR166 3 6 ON 1 2 1 2 1 2 2 3 Cyrix IBM 6x86 P120 1 4 ON 1 2 1 2 1 2 2 3 P150 2 5 ON 1 2 1 2 1 2 2 3 P166 3 6 ON 1 2 1 2 1 2 2 3 Cyrix IBM 6x86L P120 1 4 OFF 1 2 1 2 1 2 2 3 P150 2 5 OFF 1 2 1 2 1 2 ...

Page 10: ...CN4 Audio I O board connector CN5 Line in for AMC connector CN6 Slot board connector CN7 ATI media connector CN8 CD in connector CN10 WaveTable connector CN11 IDE 1 connector CN12 IDE 2 connector CN13 Power connector CN14 Software shutdown connector CN15 Active LED connector CN17 Reset LED connector CN18 IrDA connector optional CN20 FDD HDD LED connector CN21 Power switch connector FD1 Diskette dr...

Page 11: ...ESD precautions before installing a system component 1 Do not remove a component from its antistatic packaging until you are ready to install it 2 Wear a wrist grounding strap before handling electronic components Wrist grounding straps are available at most electronic component stores Do not attempt the procedures described in the following sections unless you are a qualified technician Suspend S...

Page 12: ...8 MB 8 MB 8 MB 16 MB 8 MB 8 MB 16 MB 4 MB 4 MB 4 MB 4 MB 16 MB 4 MB 4 MB 8 MB 8 MB 24 MB 8 MB 8 MB 4 MB 4 MB 24 MB 8 MB 8 MB 8 MB 8 MB 32 MB 16 MB 16 MB 32 MB 16 MB 16 MB 32 MB 4 MB 4 MB 16 MB 16 MB 40 MB 16 MB 16 MB 4 MB 4 MB 40 MB 8 MB 8 MB 16 MB 16 MB 48 MB 16 MB 16 MB 8 MB 8 MB 48 MB 16 MB 16 MB 16 MB 16 MB 64 MB 32 MB 32 MB 64 MB 32 MB 32 MB 64 MB 4 MB 4 MB 32 MB 32 MB 72 MB 32 MB 32 MB 4 MB ...

Page 13: ...MM 3 SIMM 4 Memory 4 MB 4 MB 4 MB 4 MB 4 MB 12 MB 4 MB 4 MB 8 MB 16 MB 4 MB 4 MB 16 MB 24 MB 4 MB 4 MB 32 MB 40 MB 8 MB 8 MB 8 MB 8 MB 4 MB 20 MB 8 MB 8 MB 8 MB 24 MB 8 MB 8 MB 16 MB 32 MB 8 MB 8 MB 32 MB 48 MB 16 MB 16 MB 16 MB 16 MB 4 MB 36 MB 16 MB 16 MB 8 MB 40 MB 16 MB 16 MB 16 MB 48 MB 16 MB 16 MB 32 MB 64 MB 32 MB 32 MB 32 MB 32 MB 4 MB 68 MB 32 MB 32 MB 8 MB 72 MB 32 MB 32 MB 16 MB 80 MB 3...

Page 14: ...MM fits only in one direction If you slip in a SIMM but would not completely fit you may have inserted it the wrong way Reverse the orientation of the SIMM 2 Gently push the SIMM to a vertical position until the pegs of the socket slip into the holes on the SIMM and the holding clips lock the SIMM into position The SIMM should be at a 90 angle when installed Figure 1 8 Installing a SIMM Hole Peg P...

Page 15: ...ove a SIMM 1 Press the holding clips on both sides of the SIMM outward to release it 2 Move the SIMM to a 45 angle 3 Pull the SIMM out of the socket Figure 1 9 Removing a SIMM Always remove SIMMs from the socket labeled SIMM 4 then SIMM 3 and so on 1 2 3 Holding Clip ...

Page 16: ...f the height limitations of the slot board installed in the system Table 1 6 shows the SIMM height limitations for the different slot boards Table 1 6 SIMM Height Limitations Slot Board SIMM Height Limit Aspire Desktop and AcerBasic 23 3 mm Aspire Minitower 28 8 mm ID2PN and ID2M 21 8 mm IDABN 26 8 mm ...

Page 17: ...guration 3 Press twice to exit and reboot the system The system boots with the new memory configuration 1 5 IDE Hard Disk Support The system board supports four IDE hard disks or any other IDE devices through the two onboard PCI IDE interfaces See Figure 1 1 for the location Follow the instructions in the housing installation manual on how to install a hard disk in the system Connect the cables ac...

Page 18: ... Pentium CPU 1 Lift up the socket lever 2 Insert the CPU to the socket Make sure that the notched corner of the CPU matches the pin 1 indicator on the socket Be careful not to bend any pins 3 Pull down the socket lever Figure 1 10 Installing a Pentium CPU 4 Set the CPU jumpers accordingly Refer to Table 1 1 STEP 1 STEP 2 STEP 3 Notched Corner Pin 1 Indicator ...

Page 19: ...nd level Cache Configuration The system board supports 256 KB or 512 KB pipeline burst second level cache Table 1 8 shows the second level cache configurations Note that the cache is mounted onboard and not user upgradable Table 1 8 Second level Cache Configurations Cache Size Data SRAM Type Tag SRAM Type 256 KB onboard 7 ns 32K 32 x 2 15 ns 32K 32 x 1 512 KB onboard 7 ns 32K 32 x 2 15 ns 8K 15 ns...

Page 20: ...em It has connectors onboard to accommodate the audio I O board WaveTable CD ROM and fax voice modem You may disable the audio feature in the BIOS Utility 1 9 1 Installing the Audio I O Board The connector CN4 on the system board accommodates the audio I O board Figure 1 11 shows how to install the board Figure 1 11 Installing the Audio I O Board CN4 ...

Page 21: ...ers microphone amplifier or auxiliary devices With the internal audio connectors functioning exactly as the external audio ports you can utilize all the sound features supported by the system board Since external speakers microphone and other audio devices give better sound quality the external audio ports take higher priority than the internal connectors When you attach external audio devices to ...

Page 22: ...Table does not come with the basic system The WaveTable daughterboard supports the same external connectors as the audio I O board but comes with enhanced audio features It bundles chipsets that work together to produce better sound quality Figure 1 13 shows the WaveTable installation Figure 1 13 WaveTable Daughterboard CN4 CN10 ...

Page 23: ...io I O Devices Figure 1 14 shows the various devices that you can connect to the audio I O board Figure 1 14 Audio I O External Devices Microphone Synthesizer CD Player Stereo Amplifier Head phones Speakers MIDI Adapter Joystick ...

Page 24: ... four seconds This action causes the system to rest QuickStart state 1 by turning off the keyboard mouse and monitor After the specified time in the QuickStart State Timer parameter in BIOS the system sleeps QuickStart state 2 and turns off the hard disk Once the system enters QuickStart mode the hard disk message LED and keyboard LED go off while the power and monitor LEDs start blinking When a m...

Page 25: ...rds 1 Remove all PnP cards installed in the system if any 2 Install non PnP ISA cards 3 Turn on the system 4 Use Windows 95 or ICU to manually assign the appropriate IRQs to the cards This ensures that BIOS will not use the resources assigned to the non PnP ISA cards BIOS detects and configures only PnP cards 5 Turn off the system 6 Install PnP ISA and PCI cards 7 Turn on the system This time PnP ...

Page 26: ...rror 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 12 2 System Error Messages A system error message indicates a problem with the computer itself A message of t...

Page 27: ... If not replace the diskette drive Diskette Drive A Type Mismatch Run Setup and select the proper drive type Diskette Drive B Type Mismatch Run Setup and select the proper drive type Equipment Configuration Error Modify the memory configuration to agree with one of the options in Tables 1 3 or 1 4 Hard disk Controller Error Run Setup Hard disk 0 Error Check all cable connections Replace hard disk ...

Page 28: ...e error message reappears ask for technical assistance Onboard Serial Port 1 Conflict Run Setup and disable the port Onboard Serial Port 2 Conflict Run Setup and disable the port Onboard Parallel Port Conflict Run Setup and disable the port Pointing Device Error Check and connect pointing device Pointing Device Interface Error Replace the pointing device or contact your dealer Press key to continu...

Page 29: ...configuration is a major cause of power on error messages especially for a new system 2 Remove the system unit cover Check that the jumpers on the system board and any expansion boards are set correctly 3 If you cannot access a new disk it may be because your disk is not properly formatted Format the disk first using the FDISK and FORMAT commands 4 Check that all connectors and boards are securely...

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