Gestetner G060 Service Manual page 523

Rev. 09/2003
SC829
[0302] Composition
error (Slot 0)
[0401] Verification error
(Slot 1)
[0402] Composition
error (Slot 1)
SC 835
[1102] Verification error
[110C] DMA verification
error
[1120] Loop-back
connector error
SC 836 Self-diagnosis
error: Font ROM
[1601]
(standard)
SC 837 Self-diagnosis
error: Font ROM
[1602]
(option)
SC 850 Network
interface error
SM
Self-diagnosis error: optional RAM
The result of checking the • Not specified RAM
composition data of the
RAM in Slot 0 (CN5) on the • Defective RAM DIMM
controller is incorrect.
The data stored in the RAM
in Slot 1 does not match the
data when reading.
The result of checking the
composition data of the
RAM in Slot 1 (CN6) on the
controller is incorrect.
Self-diagnosis error: Centronics interface
The controller detects that • Loose connection
the loop-back connector is
• Defective loop-back
not properly connected.
A DMA data abnormality is
• Defective Centronics
detected even when the
loop-back connector is
• Defective controller
properly set.
The loop-back connector is
not set when starting the
detailed self-diagnostics.
The data in the font ROM • Defective standard
(standard ROM-DIMM) is
damaged. .
The data in the font ROM • Defective optional
(optional ROM-DIMM) is
damaged.
• Defective controller
The network is unusable.
[XXXX]: Detailed error code
DIMM installed
[XXXX]: Detailed error code
connector
connector
ROM-DIMM
ROM-DIMM
4-41
1. Turn the main switch off and on.
2. Replace the RAM DIMM.
3. Replace the controller board.
1. Turn the main switch off and on.
2. Check the connection between the
Centronics connector and loop-back
connector.
3. Reconnect the loop-back connector.
4. Replace the controller.
1. Turn the main switch off and on.
2. Replace the standard ROM-DIMM.
1. Turn the main switch off and on.
2. Replace the optional ROM-DIMM.
1. Turn the main switch off and on.
2. Replace the controller.
SC TABLE
B
B
B
B
B
G570