Polaroid 636 Repair Manual page 89

PROBLEM
LED does not light
Light leaks in
picture
Close-Up Lens Does
Not Function
Properly
PROBABLE CAUSE
NOTE: If strobe does not function,
see Strobe Failures.
1. LED shorted at PC board.
2. LED not installed
properly on PC board.
3. LED defective.
4. Flex circuit defective.
5. Strobe PC board
defective.
6. Film battery dead/film
pack absent.
1. Light seal on cone
missing.
2. Baseblock photographic
tape light seal missing.
3. Mirror cover light seal
not positioned properly.
4. Film pack spring
defective.
1. Lens return spring
missing or out of
position.
2. Shuttle binding in
apron guide rails.
3. Close-up lens not
riding in apron
rails properly.
4. Return spring tab
broken.
83
CORRECTIVE ACTION
1. Correct short.
2. Install LED properly.
3. Replace LED/PC board.
4. Replace flex.
5. Replace strobe.
6. Insert fresh film pack.
1. Install cone light
seal.
2. Install photographic
tape on baseblock.
3. Install mirror cover
light seal properly.
4. Replace pack spring.
1. Install spring
properly.
2. Install shuttle
properly.
3. Install lens
properly.
4. Replace lens panel.