Olivetti d-Copia 1600 Service Manual page 64

2HA/2HB
Maintenance
item No.
Setting the main charging copy quantity correction
U100
1. Change the setting using the zoom +/- keys.
(cont.)
Display
Exp. 4 (lit)
Exp. 5 (lit)
Exp. 1 (flashing)
Copy interval: Sets the time interval from the previous copying. If the time from the previous copying
exceeds this preset value, the copy quantity counter will be reset.
Copy quantity: Sets the copy quantity from which copy quantity correction starts. When the copy quan-
tity counter reaches this preset value, correction will start.
Correction amount: Sets the correction amount for copy quantity correction.
Set the values in the range from 5 to 120 minutes for copy interval, from 10 to 2,000 sheets for copy
quantity, and from 5 to 50 bits for correction amount.
2. Press the start key. The value is set.
Supplement
While this maintenance item is being executed, test pattern output is available.
Completion
Press the stop/clear key when main charger output stops while a selection item is displayed. The indication for
selecting a maintenance item No. appears.
Setting the other high voltages
U101
Description
Changes the developing bias clock, the transfer and separation charging output timing.
Purpose
To check the developing bias clock, the transfer and separation charging output timing. Do not change the
preset value.
Method
Press the start key.
Setting
1. Select the group to be set or checked using the image mode selection key.
2. Select the item to be set using the exposure adjustment keys.
Image mode
LEDs
: Off,
3. Change the setting using the zoom +/- keys.
4. Press the start key. The value is set.
Supplement
While this maintenance item is being executed, test pattern output is available.
Completion
Press the stop/clear key. The indication for selecting a maintenance item No. appears.
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Setting
Copy interval
Copy quantity
Correction amount
Exposure
indicator
Exp. 1 (lit)
Exp. 2 (lit)
Exp. 3 (lit)
Exp. 4 (lit)
Exp. 5 (lit)
Exp. 1 (flashing)
Exp. 2 (flashing)
Exp. 3 (flashing)
Exp. 1 (lit)
Exp. 2 (lit)
Exp. 3 (lit)
: On
Description
Setting range
1 to 255 (minute)
1 to 255 (10 sheets)
0 to 50 (bit)
Description
Developing bias clock frequency (copier)
Developing bias clock duty (copier)
Developing bias clock frequency (printer)
Developing bias clock duty (printer)
Transfer control voltage (large size)
Transfer control voltage (small size)
Transfer charging output OFF timing
Transfer charging output ON timing
Separation control voltage
Separation charging output ON timing
Separation charging output OFF timing
Initial setting
60
50
10
Setting Initial
range setting
2 to 255 27
1 to 99 45
2 to 255 22
1 to 99 45
0 to 255 166
0 to 255 177
0 to 255 37
0 to 255 35
0 to 255 1
0 to 255 35
0 to 255 42