Canon imageRUNNER ADVANCE C5255 Series Service Manual page 781

E Detailed Occurance Items
code code area
E747 6C1F 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
E747 6F1F 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
E747 711F 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
E747 721F 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
E747 741E 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
7
Error•Jam•Alarm > Error Code > Error Code Details
Description
7 Error•Jam•Alarm > Error Code > Error Code Details
E Detailed Occurance Items
code code area
E747 741F 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
E747 751B 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
E747 751C 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
E747 751F 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
E747 7C00 00 Title Error in Main Controller PCB2
Description Error in Main Controller PCB2
Remedy 1. Check contact of ScanI/F cable. Check contact of the
Bypass PCB or Open I/F PCB. Check contact of SDRAM
at Main Controller PCB2.
2. Replace the Bypass PCB or Open I/F PCB
3. Replace the SDRAM at Main Controller PCB2
4. Replace the Main Controller PCB2
5. Replace the HDD (replace the new encryption board)
7-90
Description
7-90