Gestetner B147, Service Manual

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COPY SERVICE MODE
SM 5-59 B147/B149/B190
Service
Tables
[Jam OFF/ON] Jam ON/OFF 5-991
Enables or disables jam detection.
5-991 1 Jam OFF/ON [ 0 or 1 / 0 / - ] Alphanumeric
0: Enable
1: Disable
[Line Position Adj.] Line Position Adjustment
5-993
Line Positioning Adjustment ([Color])
M: Main-scan, S: Sub-scan, Reg.: Registration, Mag.: Magnification
For example: M Reg = Main scan registration
Mode Selection
*BCU [ 0 to 2 / 1 / 1/step ] Alphanumeric
0: Never done
1: Done at a) all process control self checks
except after toner end recovery and developer
initialization, b) new PCU detected, and c) the
temperature has changed by 5
°
C since the last
adjustment
2: As for setting ‘1’, except it is not done during
self-checks. However, it is done at the initial
process control self check.
5-993-1
Specifies when the automatic line position adjustment is done.
The size of the 5
°
C difference can be changed with SP5-993-3.
Execute 5-993-2
Use to make a line position adjustment.
Temperature
*BCU [ 3 to 15 / 5 / 1/
o
C] 5-993-3
Specifies the temperature for starting the line positioning adjustment.
The line position adjustment automatically starts when the temperature differs by the
amount specified in this SP mode from the temperature when the last adjustment was
done.
There are two thermistors on the laser optics-housing unit. The thermistor close to the
fusing unit monitors the temperature for this adjustment.
Interrupt
*BCU [ 0 or 1 / 1 / - ] Alphanumeric
0: Disabled
1: Enabled
5-993-4
Enables or disables the line position adjustment during a print job when the
temperature differs by the amount specified in SP5-993-003 from the temperature at
the last adjustment.
Stand-by
*BCU [ 0 or 1 / 0 / - ] Alphanumeric
0: Disabled
1: Enabled
5-993-5
Enables or disables the line position adjustment during stand-by mode when the
temperature differs by the amount specified in SP5-993-003 from the temperature at
the last adjustment.
Job Start
*BCU [ 0 or 1 / 1 / - ]
0: Disabled
1: Enabled
5-993-6
Enables or disables the line position adjustment just before starting a color print job
when the temperature differs by the amount specified in SP5-993-003 from the
temperature when the machine woke up from energy saver mode.