Gestetner G060 Service Manual page 522

SC TABLE
SC 826 Self-diagnostic
Error: RTC/
(CF)
Optional NVRAM
SC 827
[0201] Verification error
SC 828
[0101] Check sum error
1
[0104] Check sum error
2
[0105] ROM error
G570
• An RTC device is • RTC defective
recognized, and the • NVRAM without RTC
difference between the
RTC device and the CPU • Backup battery
exceeds the defined limit.
• No RTC device is
recognized.
Self-diagnostic error: Standard SRAM DIMM
• Loose connection
Error detected during a
write/verify check for the
• Defective SRAM
standard RAM (SRAM
DIMM).
• Defective controller
Self-diagnostic error : ROM
• Defective ROM DIMM
The boot monitor and OS
program stored in the ROM
• Defective controller
DIMM is checked. If the
check sum of the program is
incorrect, this SC code is
displayed.
All areas of the ROM DIMM
are checked. If the check
sum of all programs stored
in the ROM DIMM is
incorrect, this SC code is
displayed.
The ROM DIMM is not of the
recognized type.
installed
discharged
[XXXX]: Detailed error code
DIMM
[XXXX]: Detailed error code
4-40
1. Turn the main switch off and on.
2. Replace the NVRAM with another
NVRAM with an RTC device.
1. Turn the main switch off and on.
2. Replace the SRAM DIMM.
3. Replace the controller.
1. Turn the main switch on and off.
2. Replace the ROM DIMM
3. Replace the controller.
Rev. 09/2003
B
B
B
SM