Polaroid Joshua Vision Service Manual page 113

Functional Test of Joshua Camera
This procedure verifies whether a Joshua Camera is operating normally or not, during each stage of operation.
If you do not obtain the performance results described here, the Camera is not operating properly and should
be adjusted/repaired.
Perform each test in this Check List to substantiate the customer's complaint or to identify the actual failure
mode occurring.
1. Dark Slide Test
Install Fresh Film Pack
Erect camera
2. Exposure Test (Take a Picture)
Press Shutter Button (S1A/S1B)
Down Fully
Move L/D Switch to Dark
Arrow and Take a Picture
Move L/D Switch to White
Arrow and Take a Picture
Press Shutter Button Three
More Times
Note: The Camera should be in the following state:
• Camera should be collapsed
• Film Pack loading door open
• Film storage compartment empty
• Trim Switch in normal (middle) position
• Counter window should be blank
Dark slide cycle occurs.
Flash does not fire.
Counter indexes from 0 to 10.
Dark slide moves to storage chamber.
Short motor jog occurs.
Red LED lights (flash is charging), then goes out.
Green LED lights and stays on (flash is ready).
Flash fires.
Camera cycles, blades open and close, motor runs.
Counter indexes from 10 to 9.
Film frame moves into storage chamber.
Red LED lights (flash is charging), then goes out.
Green LED lights and stays on (flash is ready).
Review Picture Quality.
Is resulting picture darker?
Counter indexes from 9 to 8.
Is resulting picture lighter?
Counter indexes from 8 to 7.
Counter indexes to 6, 5 and 4.
5 - 5