Tektronix 3 - Page 16

Camera System Maintenance—No. 3 Electric Shutter
Ohmmeter
i. Connect an ohmmeter between pins A and C of P5 (Elec-
tric Shutter cable connector) and open shutter blades
80% by pushing the solenoid armature into solenoid.
Check that microswitch K50B (X - Sync Posts switch)
shows a short, if not, loosen screws and position micro-
switch. Remove ohmmeter.
j. Connect an ohmmeter between pins D and E of P5 and
again open the shutter blades 80%. Check that micro-
switch K50A (SHUTTER indicator lamp) shows a short,
if not loosen screws and position microswitch. Remove
ohmmeter.
| Electric Shutter
Cable connector
k. Install the shutter cover, positioning the cable wires
and the Press Focus lever shaft as necessary for a
proper fit.
|. Install three screws to fasten shutter cover to the shutter
case.
Identification plate
m. Position the identification plate on shutter cover and
fasten with two screws.
Shutter cover
n. Install lens elements into the shutter assembly.
o. Connect the Electrical Shutter to Speedcomputer and
check operation.
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