Minolta XE - Page 146

10
2. How to Confirm Chattering of SW4
@Measuring Instruments
: 081 Standard Circuit Tester \Model SC-I>
: Digital Time Counter «Model TC-I°
WStandard Value
| 1/1000 | 1.0+0.05ms __
1 /60 ' 15+0.2ms
HiHow to Confirm
1.
Unsolder
the
lead
wire
of
SW4
(+side)
of
the
circuit
base
plate
B
(0602)
and
set
it to the tester as shown in the following diagram.
® Digital Time Counter ©081 Standard Circuit Tester
SEP-COM SW: SEP SS SEL:S4 CAL
Trigger Level A-CH: +1 (V) S4 SW: 1/60. 1/1000
B-CH: +1 (V)
Trigger Slope A-CH: +
B-CH: —
SW4ist Digital Time Counter
@ le
[—
Body
Earth
081 Standard Circuit Tester
2. Set “S4
SW” of the 081 standrad circuit tester to 1/1000 and 1/60, press the
“RESET SE” release the shutter,and confirmthat the measured figures of 1 /1000
and 1/60 remain within the range of the rated figures.
3. 1f the measured figures of 1/1000 and. 1/60 don't remain within the range of
the rated figures, check the shutter block.