Polaroid 636 Repair Manual page 86

PROBLEM
No Dark Slide Cycle
(cont'd)
No S1 response
Continuous Cycle
(Camera ejects
film continuously)
PROBABLE CAUSE
9. Battery contact height
marginal or not seated
properly.
10.Flex circuit defective.
1. Defective S-1 button
or S-l slider.
2. S1 slider and contact
support block not
interfaced properly.
3. S1 switch contacts de-
formed (do not close).
4. Poor connection between
flex circuit and solenoid.
5. S9 is closed (check with
meter). NOTE: In this
failure, camera will cycle
but blades remain closed.
6. Solenoid defective
(should read 2 to 3 ohms).
1. Pack pawl override
2. Solenoid gap incorrect.
3. Shutter blades binding:
a. Foreign matter on
blades.
b. Blades distorted.
c. Blades not attached
to walking beam.
4. Blade guide pin in
shutter baseblock broken
5. Shutter latch binding.
6. Solenoid plunger sticky.
80
CORRECTIVE ACTION
9. Replace battery
contacts.
10.Replace flex circuit
1. Replace S1 button
or S1 slider.
2. Disassemble and
install properly.
3. Re-form S-1 contacts
or replace contact
support block if
necessary.
4. Check connection and
correct problem.
5. Re-form S-9 contacts
or replace contact
support block, if
necessary.
6. Replace solenoid.
1. See RIB #600AM 6.
2. Adjust solenoid gap.
3. Repair or replace
blades as necessary.
4. Replace shutter
baseblock.
5. Correct cause of
binding.
6. Repair/replace
solenoid.