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The corrective procedures in the checklist allow for recalibration of various electronic cards. This should be necessary
only in cases where cards have been replaced or unnecessary adjustments have previously been made. All electrical
adjustments are factory-set; additional adjustment should not be required, especially on a projector that has been
operating.
This troubleshooting procedure goes only to the card level. Defective cards should be returned to
General Description of the Troubleshooting Approach
Step 1:
This step is described in Section 0. With power turned off and no film on the machine, perform the General
Visual Checklists designed to identify any open connectors, loose film guides, failed bearings, broken belts,
etc. (See Tables 7.2, 7.3, and 7.4.) Correct any deficiencies found in the visual check.
Step 2:
This step is described in Section 0. Load film on the machine. Apply power and check the Power-On
Checklist (Table 7.5) to verify the machine is ready to be commanded into the READY condition. Correct
any deficiencies pointed to on the Power-On Checklist Diagnostic Table (Table 7.6).
Step 3:
This step is described in Section 0. Command the system into a READY condition and perform the Ready
Checklist (Table 7.7). If the READY condition is not achieved, refer to the Ready Checklist Diagnostic
Table (Table 7.8) and take corrective action.
Step 4:
This step is described in Section 0. Perform the Slew Motion Checklist (Table 7.9). Correct deficiencies
pointed to by the Slew Motion Checklist Diagnostic Table (Table 7.10).
Step 5:
This step is described in Section 0. Perform the Cine Motion Checklist (Table 7.11). Correct deficiencies
pointed to by the Cine Motion Checklist Diagnostic Table (Table 7.12).
Step 6:
This step is described in Section 0. Perform the Image Quality Checklist (Table 7.13). Correct deficiencies
pointed to by the Image Quality Checklist Diagnostic Table (Table 7.14).
CHRISTIE INC. - - 35/70 Service/PM Manual
CHRISTIE INC.
July, 1997
Fu
Voltage
se
1
SW -34
VDC
SW +24
2
VDC
SW +24
3
VDC
4
+24 VDC
5
110 VAC
Table 7.1: 35/70 Fuse Block Identification
7 : T r o u b l e s h o o t i n g G u i d e
Amp
Controls
s
8A
Pulldown Amp
8A
C.V., Torque
8A
Pulldown Amp
4A
C.V., Torque,
Shutter
5A
Main
Type
Fast Blow
Fast Blow
Fast Blow
Fast Blow
Fast Blow
CHRISTIE
CHRISTIE
for repair.
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