Toshiba 1550, Service Handbook

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1550 ADJUSTMENT
Oct. 1995 © TOSHIBA CORP.
Lead edge position
1.16 Adjustment for Scanning Motor Speed, Aligning Amount and Lead Edge Position
Adjustment precedure:
Note: Normally, Adjustments in the dotted-line boxes are unnecessary.
First of all adjust code 82 because the adjustment amount is based on it.
1.16.1 Scanning motor adjustment
(Check and adjustment of the reproduction ratio in
the direction of copy movement)
1. Place a ruler on the glass and make a 100% A4-size copy.
2. Two or three minutes later, compare the copied ruler and the
actual one.
Direction of copy paper movement
Scanning motor speed
(21)
3. If necessary, make adjustment as follows:
0 5
Power
PRINT
2 1
Adjust with numeric or zoom keys INTERRUPT
ENERGY SAVER
Test copy
*
* Larger values make the copy to be enlarged.
1.16.2 Aligning amount adjustment
If necessary, you can extend the feed roller life by increasing the aligning amount.
<Procedure> (Use codes 82/89/81/83/80 in the test mode “05”)
Code #
82
89
81
83
80
Cassette
PFU
Copy size
A3(LD)
A4-R(LT-R)
A4(LT)
B5
A4
® July 1996
0 5
Power
PRINT
8 2 INTERRUPT
ENERGY SAVER
Test copy
08
(Cassette)
(Current value)
1 5
(New set value)
0 9
1.
Aligning amount
Lead edge position
Cassette~bypass feeding PFU
(53) ~ (56) (57)
Cassette
*(82)
→
(89)
→
(81)
→
(83)
→
(PFU cassette (80) optional)