Adjustment Of Mirrors And Lens; Adjustment Of Focus And Horizontal Reproduction Ratio - Toshiba 2060 Service Handbook

1.8 Adjustment of Mirrors and Lens

Checking and adjustment regarding the mirrors and the lens should be made by using the following
procedure:
Focus/lateral reproduc-
tion-ratio adjustment
(60)~(65)
Slanted image adjustment
Original scale
Note: In the dotted-line boxes are the items which normally do not require adjustment.
1.8.1

Adjustment of focus and horizontal reproduction ratio

If the lens has been replaced or the adjustment of focus and horizontal reproduction ratio is necessary,
the following adjustment data must be entered.
Lens position data
Mirror position data
Lens position data
Mirror position data
Lens position data
Mirror position data
The adjustment should be performed in the following order.
Lens/mirror position values
100 %
(60)
Mirror position value
50 %
(65)
Note: In the dotted-line boxes are the items which normally do not require adjustment.
2060, 2860/70 ADJUSTMENT
Carriage 1/2 adjustment
Carriage 1/2
Focus/lateral reproduc-
tion-ratio adjustment
(60)~(65)
(100%) (Adjustment mode, code 60)
(100%) (Adjustment mode, code 61)
(200%) (Adjustment mode, code 62)
(200%) (Adjustment mode, code 63)
(50%) (Adjustment mode, code 64)
(50%) (Adjustment mode, code 65)
Mirror position value
100 %
(61)
Lens position value
50 %
(64)
Inclined focus adjusment
Mirror unit
Lens unit
Lateral deviation adjustment
Lens unit
Allowable input value Center value
Lens position value
200 %
(63)
1 - 32
Image distortion
Mirror 1/2
0 to 40 20
0 to 40 20
0 to 40 20
0 to 40 20
0 to 40 20
0 to 40 20
200 %
(62)
Dec. 1996 © TOSHIBA CORP.