Sharp MX-4100N Service Manual page 290

(2) Power ON trouble detection sequence.
(Power ON sequence)
H3, H4, U1, U2, U6, PF, F3 trouble check
Trouble check is made in each block when initializing
and data are sent to the MFP PWB.
H3, H4, H5 Saved in the PCU
U1 Saved in the MFP.
U2 Saved in each block.
PF Saved in the MFP.
U6-09 Saved in the PCU
(Trouble cancel sequence)
When executing SIM 13, 14, 15, 16, 17
SIM 13: U1 trouble cancel
SIM 14: H3, H4, H5 (Color mode
inhibition) cancel
SIM 15: LCC (U6) trouble cancel
F3-12, F3-22 cancel
SIM 16: U2 trouble cancel
SIM 17: PF trouble cancel
2. Trouble code list
Trouble code
Main Sub
code code
C1 10 Main charger trouble (BK)
14 Main charger trouble (Color)
C4 00 PTC trouble
02 PTC heater open trouble
03 PTC heater short trouble
10 PTC no control
E6 10 Shading error (Black correction)
11 Shading error (White correction)
14 CCD-ASIC error
E7 01 MFP image data error
03 HDD trouble
04 HDD-ASIC error
05 Standard/Extension memory R/W error (MFP PWB)
06 Image data decode error
08 MFP memory compatibility error (MFP PWB)
09 Wrong memory size (Std./Ext. memory) (MFP PWB)
10 Shading error (Black level)
11 Shading error (White level)
14 CCD-ASIC error
20 LSU laser detection error (K)
21 LSU laser detection error (C)
22 LSU laser detection error (M)
23 LSU laser detection error (Y)
28 LSU-PCU connection error
29 LSU ASIC frequency error
42 Data error (ACRE ASIC)
46 Decode error (ACRE ASIC)
48 Memory error (ACRE ASIC)
49 Water Mark data error
50 Engine connection trouble
55 PWB information sum error (Engine detection)
60 Combination error between the MFP PWB and other PWB, firmware
MFP event
manager
Communication of trouble status
[Trouble code] [Trouble status]
sim task
(To the corre-
sponding block)
Trouble code content
MX-5001N SELF DIAG AND TROUBLE CODE 7 – 4
Trouble cancel command
Trouble cancel status
is communicated.
Trouble Mecha
detection nism
PCU
PCU
PCU
PCU
PCU
PCU
SCU
SCU
SCU
MFP
MFP
MFP
MFP
MFP
MFP
MFP
SCU
SCU
SCU
PCU
PCU
PCU
PCU
PCU
PCU
MFP
MFP
MFP
MFP
PCU
PCU
MFP
Each block
When the power is turned
on, check is made in each
block.
Trouble cancel
(The trouble memory
is initialized.)
Electri
Option FAX Supply
city