Chapter 6. FRU information (service only)
Types 6838 and 6848 removals .
System board layout .
System board jumper settings .
Configure/Flash Boot Block Recovery
System board memory.
RIMM diagnostic approach .
Replacing a system board
This section covers the service removals for the Types 6838 and 6848 computers.
Note: This section is for trained servicers
Types 6838 and 6848 removals
System board layout
System board jumper settings
The following table contains the jumper setting information. (D) indicates the
default setting.
Configure/Flash Boot Block Recovery: Use the recovery jumper setting to Clear
CMOS or to Flash Boot Block Recover.
© Copyright IBM Corp. 2000
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Speaker
CD
Audio
PCI
PCI
PCI
PCI
PCI
AGP
Connector
RIMM 1
RIMM 2
Wake
Recovery
on LAN
Jumper
RIMM 3
Backup
RIMM 4
Battery
Alert
on LAN
Front
Panel
Tamper Alert
USB
Fan 1
Jumper
CMOS Reset
. 39
Replacing a processor .
. 39
Speaker removal.
. 39
Power supply
. 39
20-pin main power supply connection
. 40
6-pin power supply connection .
. 42
4-pin power supply connection .
. 42
Power supply removal.
Fan 4
Power
CPU
Your computer
may not have all
connectors shown.
Fan 3
Fan 2
Secondary IDE
Power
Primary IDE
FDD Connector
Power
Setting
Remove
1-2 (D)
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Description
Flash recovery
Normal Mode
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