PRINTER ENGINE SERVICE MODE
1 October, 1999
4-14
Menu Level
Level 1
Level 2
Description
Function
Settings
Q:
Memory
all clr
Memory All
Clear
Resets all software counters
and returns all modes and
adjustments to the default
settings.
However, the following items
are not reset.
•
Total counter
•
PCU
counter
•
Fusing
counter
•
Engine serial number
Important: Turn the main
switch off/on after the reset.
This mode should be used
only when the EEPROM on
the engine board is replaced.
R:
Free run
Free Run
Performs a free run of the
machine.
Press [Enter] to start.
Press [Enter] to stop.
Please note that the machine
will not stop immediately after
the [Enter] key is pressed.
S:
Input
check
Input Check
Displays signals received from
sensors and switches.
See the “Input Check” section
for details.
T:
Output
check
Output Check
Turns on electrical
components individually for
test purposes.
See the “Output Check”
section for details.
U:
Fusing err
clr
SC Code
Reset
Resets the service call (fusing
error) conditions.
After performing this SP mode,
turn the main switch off and
on.
V:
Test
Pattern
Test Pattern
Print
Prints a test pattern. This
machine could print only the
grid test pattern.
W:
EngFirm
ver up
Engine Board
Firmware
Update
Downloads the system
program from an IC flash
memory card to the flash
memory on the engine board.
Refer to the “Program
Download” section for details.
X:
LoopBack
test
Loop-back test
Internal loop-back test.
Designer use only.
