SC TABLE
B147/B149/B190 4-46
SM
SC No.
Item
Definition
Possible Cause
Related
SCs
Troubleshooting Procedure
Type
SC 824
[1401]
Self-diagnosis
error: Standard
NVRAM
The controller cannot
recognize the standard
NVRAM installed or detects
that the NVRAM is defective.
•
Loose connection
•
Defective standard
NVRAM
•
Defective controller
1. Turn the main switch off and on.
2. Check the standard NVRAM is firmly
inserted into the socket.
3. Replace the NVRAM.
4. Replace the controller.
CTL
SC 826
Self-diagnostic error: RTC [XXXX]: Detailed error code
[1501] Self-diagnostic
Error: RTC/
Optional
NVRAM
•
An RTC device is
recognized, and the
difference between the RTC
device and the CPU
exceeds the defined limit.
•
No RTC device is
recognized.
•
RTC defective
•
NVRAM without RTC
installed
•
Backup battery
discharged
1. Turn the main switch off and on.
2. Replace the NVRAM with another
NVRAM with an RTC device.
CTL
[15FF] Self-diagnostic
Error: RTC/
Optional
NVRAM
•
The RTC device is not
detected.
•
NVRAM without RTC
installed
•
Backup battery
discharged
1. Turn the main switch off and on.
2. Replace the NVRAM with another
NVRAM with an RTC device.
CTL
SC 827
Self-diagnostic error: Standard SDRAM DIMM [XXXX]: Detailed error code
[0201] Verification
error
Error detected during a
write/verify check for the
standard RAM (SDRAM
DIMM).
•
Loose connection
•
Defective SDRAM
DIMM
•
Defective controller
1. Turn the main switch off and on.
2. Replace the SDRAM DIMM.
3. Replace the controller.
CTL
[0202] Resident
memory error
The SPD values in all RAM
DIMM are incorrect or
unreadable.
•
Defective RAM DIMM
•
Defective SPD ROM
on RAM DIMM
•
Defective 12C bus
1. Replace the RAM DIMM.
CTL
SC 828
Self-diagnostic error : ROM [XXXX]: Detailed error code
[0101] Check
sum
error 1
The boot monitor and OS
program stored in the ROM
DIMM is checked. If the check
sum of the program is
incorrect, this SC code is
displayed.
•
Defective ROM DIMM
•
Defective controller
1. Turn the main switch on and off.
2. Replace the ROM DIMM
3. Replace the controller.
CTL
Содержание B147
Страница 1: ...B147 B149 B190 SERVICE MANUAL 001892MIUMIU RICOH GROUP COMPANIES...
Страница 2: ......
Страница 3: ...B147 B149 B190 SERVICE MANUAL RICOH GROUP COMPANIES...
Страница 4: ......
Страница 5: ...B147 B149 B190 SERVICE MANUAL 001892MIU...
Страница 6: ......
Страница 8: ......
Страница 10: ......
Страница 12: ......
Страница 26: ......
Страница 30: ......
Страница 32: ......
Страница 33: ...INSTALLATION...
Страница 34: ......
Страница 105: ...PREVENTIVE MAINTENANCE...
Страница 106: ......
Страница 112: ......
Страница 113: ...REPLACEMENT AND ADJUSTMENT...
Страница 114: ......
Страница 201: ...TROUBLESHOOTING...
Страница 202: ......
Страница 287: ...SERVICE TABLES...
Страница 288: ......
Страница 456: ......
Страница 457: ...DETAILED DESCRIPTIONS...
Страница 458: ......
Страница 589: ...SPECIFICATIONS...
Страница 590: ......
Страница 607: ...AUTO REVERSE DOCUMENT FEEDER B597...
Страница 608: ......
Страница 610: ......
Страница 634: ......
Страница 635: ...ONE TRAY PAPER FEED UNIT B601...
Страница 636: ......
Страница 638: ......
Страница 647: ...TWO TRAY PAPER FEED UNIT B598...
Страница 648: ......
Страница 650: ......
Страница 659: ...LARGE CAPACITY TRAY B600...
Страница 660: ......
Страница 662: ......
Страница 680: ......
Страница 681: ...TWO TRAY FINISHER B599...
Страница 682: ......
Страница 714: ......
Страница 715: ...BOOKLET FINISHER B602...
Страница 716: ......
Страница 720: ......
Страница 729: ...STAPLER UNIT SM 9 B602 Booklet Fin isher B602 13 Timing belt A 14 Gear B x 1 B602R920 WMF A B...
Страница 791: ...FAX OPTION TYPE 2238 B603...
Страница 792: ......
Страница 902: ......
Страница 903: ...INTERNET FAX IFAX...
Страница 904: ......
Страница 950: ......
Страница 951: ...DataOverwriteSecurity Unit Type A B694 01 Type B B692 01...
Страница 952: ......
Страница 954: ......
Страница 958: ......
Страница 980: ...TECHNICAL SERVICE BULLETINS...
Страница 1066: ...FIRMWARE HISTORY...