Read Sharp AL-840 (serv.man9) Service Manual online
SELF DIAG CODE MESSAGE
U2
No
C13
PHENOMENON
DISPLAY
CODE
MAIN CODE
U2
SUB CODE
04
LAMP
TITLE
EEPROM (MCU PWB) trouble (read/write error)
DETAIL
EEPROM (MCU PWB) read/write operation trouble
SECTION
MCU PWB
EEPROM
ITEM
TYPE (MODE)
User
Warning
Service
YES
Trouble
YES
Other
Other
OPERATION MODE
All modes
Machine operation when the
message is displayed
message is displayed
Stop
NOTE
BASIC CAUSE 1
EEPROM (MCU PWB) read/write operation trouble
CASE 1
No
TROUBLE POSITION
CAUSE
CAUSE
EEPROM (MCU PWB) read/write operation trouble
EEPROM (MCU PWB) trouble
EEPROM (MCU PWB) trouble
REMEDY
(Check)
(Remedy)
1) MCU PWB replacement
2) Reset the trouble with SIM 14.
3) Use simulations to set various set values and adjustment values.
1) MCU PWB replacement
2) Reset the trouble with SIM 14.
3) Use simulations to set various set values and adjustment values.
(After work)
NOTE
SELF DIAG CODE MESSAGE
U2
No
C14
PHENOMENON
DISPLAY
CODE
MAIN CODE
U2
SUB CODE
05
LAMP
TITLE
EPROM (MCU PWB) trouble
DETAIL
EPROM (MCU PWB) data error
SECTION
MCU PWB
EPROM
ITEM
TYPE (MODE)
User
Warning
Service
YES
Trouble
YES
Other
Other
OPERATION MODE
All modes
Machine operation when the
message is displayed
message is displayed
Stop
NOTE
BASIC CAUSE 1
EPROM (MCU PWB) data error
CASE 1
No
TROUBLE POSITION
CAUSE
CAUSE
EPROM (MCU PWB) data error
EPROM (MCU PWB) trouble
EPROM (MCU PWB) trouble
REMEDY
(Check)
(Remedy)
1) MCU PWB replacement
2) Reset the trouble with SIM 14.
3) Use simulations to set various set values and adjustment values.
1) MCU PWB replacement
2) Reset the trouble with SIM 14.
3) Use simulations to set various set values and adjustment values.
(After work)
NOTE
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