Electrical Adjustments
SM3226-1 – 10FEB97
5–15
No Film Signal Holding Time
To Check:
[21] Observe the wavelength on Channel B of the OSCILLOSCOPE. The pulse width should be between 20 ms and
22 ms.
To Adjust:
[22] Rotate the correct POTENTIOMETER for each sensor until the value is within specification.
IL1: VR10 for the SLOW SCAN FILM SENSOR
IL2: VR11 for the FILM PROCESSOR ADAPTER FILM SENSOR
IL3: VR12 for the TRANSPORT GUIDE PLATE JAM SENSOR
Sensor
Symbol
To observe waveform, place oscilloscope
between GND and PROBE
To adjust waveform
period, rotate
Slow Scan Sensor
IL1
CPG5
PHT2
VR10
Film Processor
Adapter Sensor
IL2
CPG5
PHT3
VR11
Transport Sensor
IL3
CPG5
PHT1
VR12
20 ms.
Approx.
5 V
GND
Approx. 30 ms.
H129_1911BC