Ricoh G-P2 Service Manual page 43

G160 Service Manual
SC
Symptom
[Level]
The result when the program
is executed in the command
cache is different from
desirable value.
[0709, 070A]: Detailed error code
Even you write the data in the
only cache of memory, the
[B]
data is actually written in
another area (not cache) of
memory.
[0801, 0804, 0807, 0808, 0809, 80A]: Detailed error code
[B] An error occurs when
checking the TLB.
[4002-4005]: Detailed error code
[B] The calculation error in the
CPU occurs.
821 Self-Diagnostic Error: ASIC
ASIC error
[0B00]
The write-&-verify check error
[B]
has occurred in the ASIC.
ASIC not detected
[0B06]
The ASIC of the I/O is not
[B]
detected.
SHM register check error
[0B10]
Failed to initialize or could not
[B]
read connection bus. Data in
SHM register incorrect.
Timer error between ASIC and CPU
[0D05]
The CPU checks if the ASIC
[B]
timer works properly
compared with the CPU timer.
Possible Cause/Required Action
Insufficient CPU cache
Insufficient memory process speed
1. Replace the controller board.
2. Replace the RAM DIMM.
Defective CPU devices
Incorrect SPD
Boot mode setting error
1. Replace the controller board.
2. Replace the RAM DIMM.
Defective CPU devices
1. Replace the controller board.
Defective CPU
1. Replace the CPU.
Defective controller board
1. Replace the controller.
ASIC (controller board defective)
Poor connection between North Bridge and
PCI I/F.
1. Replace controller board.
Defective bus connection
Defective SHM
1. Replace controller board
System firmware problem
Defective RAM-DIMM
Defective controller
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23-Feb-06