(B)
Main Control Board
Failure
Initialization error
and not restored
Program ROM
error
Resident RAM
error
EEPROM error
Fuser error
Thermister Open
error
Thermister Short
error
Watchdog timer
timeout occurs
frequently.
Data sent through the
Parallel I/F cannot be
received.
Flash2 : Blinking
Flash3 : Fast Blinking
LED
Manual Feed
Error(RED)
(amber)
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash3
Flash2
Flash2
Flash2
Flash3
Flash3
Flash3
- 22 -
Ready
PC Display Message
(amber)
E R R O R
1 0
E R R O R
3 0
E R R O R
4 0
E R R O R
7 1
E R R O R
7 2
E R R O R
7 3
E R R O R
9 0
C O N N E C T I O N P R O B L E M
Flowchart
No.
B - 1
B - 2
B - 3
B - 4
B - 5
B - 5
B - 5
B - 6
B- 7