JAA78851-R.3617.A
- L22・AF-S DX17-55/2.8G -
C H 1 = 2 0 m V C H 2 = 2 0 m V 5 m s / d i v
A C 1 0 : 1 A C 1 0 : 1
NORM 200KS/s
C H 1 = 2 0 m V C H 2 = 2 0 m V 5 m s / d i v
A C 1 0 : 1 A C 1 0 : 1
NORM 200KS/s
#123×2
Magnetic tape
MR Head
CH1
CH2
CH1
CH2
Fig.1
Fig.2
Fig.3
《
Reference
》
●
In case the amplitude of either CH1 or CH2 is smaller, one of 2 screws (#123) may be loosened,
so check for it. But if this is not the case, the MR head is regarded as malfunctioning. Be sure to
replace the MR head unit and adjust it again.
●In case there is a partial drop in the amplitude between the infinity and the near distance, the magnetic
data of magnetic tape may be damaged. Then, replace the magnetic tape and adjust it again.
⑤
Turn off the rated voltage power supply.
④
In the case of smaller amplitude, loosen 2 screws (#123)
to move the MR head for adjustments as shown in Fig.1.
Note:
During adjustment, prevent the magnetic tape and
MR
head from touching the magnetized driver bit.
Otherwise, the magnetic data may be damaged.
INC
Содержание ED 17-55mm f/2.8G IF
Страница 75: ...JAA78851 R 3617 A L54 2 AF S DX17 55 2 8G Additional page November 4 2004 Target chart Resolution chart INC ...
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