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