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6: Mechanical and Electronic Adjustments

CHRISTIECHRISTIE 35/70 Service/PM Manual

March, 1997

Line Voltage Selection

To locate jumpers and terminals, refer to the 35/70 Power Supply component layout in Section 8.4.

240-VAC Operation

To configure the 35/70 projector for 240-VAC operation:

1. Remove the jumper from terminals 1&3 and 2&4 on T1 and the jumper T1 terminals 2&3.

120-VAC Operation

To configure the 35/70 projector for 120-VAC operation:

1. Remove the jumper from terminals 2&3 on T1 and jumper terminals 1&3 and 2&4 on T1.

1 2 ... 77 78 79 80 81 82 83 84 85 86 87 ... 110 111

Film-Tech 1
CHRISTIE 2
INTRODUCTION 4
GENERAL DESCRIPTION 5
Installation and Unpacking 6
Unpacking 8
Installation 8
Control Ports 10
Film and Shows 10
Normal Operation 11
The Control Panel 13
Keypad Input 14
Keypad LED Indicators 14
Frame Counter Display 14
2. General Description 15
Keypad LED Indication 15
System Status 16
The 35/70 Command Set 16
Input Result 24
(Incorrect!) 24
Input Comment Result 34
3: Operating the Projector 35
Output Meaning 37
OPERATING THE PROJECTOR 42
Threading Film 43
Operating Instructions 44
Master/Slave Operation 45
Power Down Sequence 46
PERIODIC MAINTENANCE 47
35/70 Projector 48
Projector Dusting Guidelines 51
Projector Film Side 53
THEORY OF OPERATION 57
Shutter Control Circuit 59
Pulses per 60
Pulldown Control Circuit 61
The Reeling System Circuitry 64
The DC Power Supplies 69
The Keypad (2267) 69
Framing Board (2276) 70
System Software 70
5: Theory of Operation 71
BOF and EOF Adjustments 73
35/70 Service/PM Manual 74
March, 1997 74
Mechanical Adjustments 76
Electrical Adjustments 77
Pulldown Sensor Adjustment 78
Pulldown 79
Signal (TP13) 79
Line Voltage Selection 82
Pulldown Gain Adjustment 83
Film Gate Adjustments 83
Focus Blower 84
Film Format Conversion 84
Sound Heads 84
TROUBLESHOOTING GUIDE 85
Voltage Amp 86
Controls Type 86
VISUAL CHECKLIST 87
POWER-ON CHECKLIST 89
POWER-ON DIAGNOSTIC TABLE 89
READY CHECKLIST 90
READY DIAGNOSTIC TABLE 91
SLEW MOTION CHECKLIST 100
SLEW MOTION DIAGNOSTIC TABLE 101
CINE MOTION CHECKLIST 103
CINE MOTION DIAGNOSTIC TABLE 104
IMAGE QUALITY CHECKLIST 105
35/70 COMMAND SUMMARY 109
July, 1997 111

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Visual Circuits ReelTime 4 Manuale di Servizio Pagina 82

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