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E. Breakdown sequence
(1) Error code and operatable mode
Trouble content
FAX board trouble
* FAX board
breakdown
HDD trouble
* SD card
breakdown
* HDD breakdown
* HDD-ASIC
breakdown
Scanner
* SCU
communication
communication
trouble
error
Engine
* PCU
communication
communication
trouble
error
Backup battery
* Backup battery
voltage fall trouble
voltage fall
Operation disable
* External serial I/F
trouble 2
communication
error (RIC)
* Memory error
(included not
installed the
expansion RAM)
* Connection trouble
(Model data
discrepancy)
(MFPC detection)
* Serial number data
error
* HDD registration
data check sum
error
Operation disable
* Memory check
trouble 3
error when booting
* Image memory
trouble, decode
error
Operation disable
* Personal counter
trouble 4
connection trouble
Power controller
* Power controller
trouble
error
Special function
* Watermark data
trouble
error
Laser trouble
* LSU breakdown
Engine trouble 1
* Connection trouble
(Model data
discrepancy) (PCU
detection)
Trouble
code
Judg-
Copy scan
(26cpm/
ment
(including
31cpm/
block
interrup-
35cpm)
tion)
machine)
MFP
F6 (00, 01,
O
04, 21, 30,
97, 98)
✕
E7 (07)
✕
E7 (03)
✕
E7 (04)
✕
A0 (02)
E7 (80)
✕
A0 (01)
E7 (90)
✕
U1 (01)
✕
U7 (50, 51)
✕
U2 (00, 05,
10, 11, 22,
23, 24, 40,
41, 42)
✕
A0 (11, 15,
20)
E7 (60, 61,
62)
✕
U2 (30)
✕
U2 (50)
✕
E7 (96)
✕
E7 (01, 49,
91, 92, 93,
94)
✕
PC (00)
✕
L8 (20)
O
U2 (60)
P1 (00, 01,
02)
✕
PCU
E7 (20, 21,
28)
L6 (10)
✕
A0 (21)
E7 (50)
F1 (50, 95)
MX-M316N TROUBLESHOOTING 7 – 2
Operatable mode
Scan-
Scan
Scan
To
Print
(Push)
(Pull)
HDD
O
O
O
O
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
O
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
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✕
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✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
O
O
O
O
✕
✕
✕
✕
✕
✕
List
FAX
FAX
print
Send
print
O
-
-
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
O
O
✕
✕
✕
✕
✕
✕
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✕
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✕
✕
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✕
O
O
O
✕
✕
✕
✕
*10
✕
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✕
✕
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