Minolta DYNAX 7 - EXPOSURE

36 (2181)
REPAIR GUIDE
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Fig.1Fig.1
Fig.1Fig.1
Fig.1
Manual Set SS & X-Sync. Time-lag Check
Equipment Required
Shutter Tester
Sync. Cable
Manual SS Check
1. Set up the equipment as in Fig. 1.
2. Release the shutter at each shutter speed, and check that reading meets the table-1 below.
X Sync. Time-Lag Check
1. Set up the equipment as in Fig. 1 by connecting camera to Shutter Tester with Sync. Cable, and set the
shutter speed to 1/180sec..
2. Release the shutter and check that reading meets the table-2 below.
SS
Period
(
ms
)
Tolerance
(
ms
)
Allowable
ran
g
e
Exposure variation
1/4000
0.244 0.156 - 0.383
1/2000 0.488 0.333 - 0.714
1/1000 0.977 0.793 - 1.202
1/500 1.950 1.590 - 2.40
1/250 3.910 3.17 - 4.81
1/125 7.810 6.35 - 9.62
1/60 15.60 12.7 - 19.2
1/30 31.30 29.2 - 33.5
1/15 62.50 58.3 - 67.0
1/8 125 117 - 134
1/4 250 233 - 268
1/2 500 467 - 539
With in
0.45EV
Difference between Max. and
Min. value among range A,
B, and C: within ±0.6EV
Difference between range A
& B, B & C: within ±0.3ＥＶ
With in
0.30EV
Shutter s
p
eed Item Allowance
X-s
y
nc dela
y
time 0.3 ms or lon
g
er
From X ON to the 2nd curtain a
pp
earance 1.45 ms or lon
g
er
1/180
Table-1Table-1
Table-1Table-1
Table-1
Table-2Table-2
Table-2Table-2
Table-2
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Manual SS CheckManual SS Check
Manual SS CheckManual SS Check
Manual SS Check
Shutter Tester Shutter Tester
Shutter Tester Shutter Tester
Shutter Tester
FUNC: EXP FUNC: EXP
FUNC: EXP FUNC: EXP
FUNC: EXP
CAMERA CAMERA
CAMERA CAMERA
CAMERA
Exposure mode: M Exposure mode: M
Exposure mode: M Exposure mode: M
Exposure mode: M
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X Sync. Time-Lag CheckX Sync. Time-Lag Check
X Sync. Time-Lag CheckX Sync. Time-Lag Check
X Sync. Time-Lag Check
Shutter Tester Shutter Tester
Shutter Tester Shutter Tester
Shutter Tester
FUNC: X FUNC: X
FUNC: X FUNC: X
FUNC: X
CAMERA CAMERA
CAMERA CAMERA
CAMERA
Exposure mode: M Exposure mode: M
Exposure mode: M Exposure mode: M
Exposure mode: M
SS:1/180 SS:1/180
SS:1/180 SS:1/180
SS:1/180