Polaroid Joshua Vision Service Manual page 69

4. If the STOP ERROR display readings are not within specifications, adjust the Ambient Calibration
wheel (Figure 3-6) with a dental pick. Rotate wheel clockwise (CW) to decrease exposure or counter
clockwise (CCW) to increase expoxure.
5. Retest the camera. If necessary, repeat this calibration procedure until Ambient exposure is
correct.
CAMERA
JOSHUA HORN
ASSEMBLY
JOSHUA TEST
COVER
Figure 3-6. Ambient/Strobe Exposure Adjustments
3 - 11
AMBIENT TRIM
WHEEL
STROBE TRIM
WHEEL