Discharging The Main Capacitor; Positioning Body Case Halves - Vivitar 283 Service Manual
Automatic electronic flash
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Also See for 283:
- Owner's manual (117 pages) ,
- Service manual (56 pages) ,
- Operating manual (2 pages)
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Automatic Electronic Flash
Model 283
F.
To
expose
the terminals
of
the main
capacitor (C1)
for discharge,
lift
out the exposure dial coverplate,
ASA/footage-mode indicator plate,
f-stop plate, and exposure dial
reflector
assembly.
Be
extremely
careful
not
to touch
main capacitor terminals while
removing
exposure
dial plates and reflector
assembly.
A
wire-wound
resistor, preferably
a
vitreous
enameled
type, is recommended for discharging
the main
capacitor. For
safest
handling,
test
probes
should
be soldered
to the resistor terminals
and
the
so lder contacts
insulated.
The
reflector
assemb ly should
remain
attached
to PC board C by two
wi res.
Discharge the
capacitor through the
resistor
for at
least 5
seconds.
Coverplate
Reflector
Assembly
/
Figure
3-5.
Discharging the Main Capacitor
Discharge
Cl
G.
To discharge
capacitor C11, position body case halves and reflector case
UA
as shown.
Fig. 3-6.
Reflector
Case
Figure 3-6.
Positioning Body Case Halves
Vivitar
3
7460598
(11
/
BO)
9
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