Dolby Laboratories CP500-300 Installation Manual Page 3
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Model CP65 Cinema Processor Installation and Alignment Instructions
iii
Table of Contents
INTRODUCTION.............................................................................................................v
CP65............................................................................................................................v
CP65-A........................................................................................................................v
CP65-300.....................................................................................................................v
About this manual.......................................................................................................v
SECTION 1
EQUIPMENT REQUIRED..........................................................................................1-1
SECTION 2
INITIAL SET-UP AND INSTALLATION....................................................................2-1
Wiring Diagrams....................................................................................................2-3
Jumpers on Boards
Cat. No. 441.....................................................................................................2-5
Cat. No. 242.....................................................................................................2-6
Cat. No. 249.....................................................................................................2-6
Cat. No. 443.....................................................................................................2-7
CP65 Backplane...............................................................................................2-8
Cat. No. 241...................................................................................................2-10
Card Descriptions................................................................................................2-11
IEC Notices..........................................................................................................2-15
Hum Problems.....................................................................................................2-16
SECTION 3
AN OVERVIEW OF THE ALIGNMENT PROCEDURE.............................................3-1
1.Aligning the A-Chain........................................................................................3-1
2.Aligning the B-Chain........................................................................................3-1
SECTION 4
A-CHAIN ALIGNMENT..............................................................................................4-1
a.Preliminary Procedures....................................................................................4-2
b.Optical Preamplifier Adjustments...................................................................4-6
c.Magnetic Preamplifier Adjustments..............................................................4-20
SECTION 5
B-CHAIN ALIGNMENT..............................................................................................5-1
a.Setting Room Equalization..............................................................................5-2
b.Adjusting L,C,R Gain.....................................................................................5-18
c.Setting Mono Gain.........................................................................................5-20
d.Subwoofer Alignment....................................................................................5-22
e.Surround Equalization Alignment..................................................................5-32
f.Adjustment of Surround Delay......................................................................5-42
g.Adjustment of Bypass Gain...........................................................................5-44
h.Adjustment of Non-sync Gain.......................................................................5-48
i.Adjustment of Mono Gain and Equalization.................................................5-52
j.Final Checks...................................................................................................5-54
- Model CP65 1
- Cinema Processor 1
- Dolby Laboratories Inc 2
- U.S. Headquarters 2
- U.K. European Office 2
- Table of Contents 3
- INTRODUCTION 5
- SECTION 1 7
- EQUIPMENT REQUIRED 7
- SECTION 2 9
- Cat. No. 249 14
- Note: If J1 is out and J3 is 15
- Dolby SR 19
- U.S. Style Plugs 22
- SECTION 3 26
- SECTION 4 29
- A-CHAIN ALIGNMENT 29
- 70 TO 80% 31
- OF RATED VOLTAGE 31
- Cat. No 32
- OSCILLOSCOPE TRACES 34
- Out of phase 36
- Incorrect azimuth 36
- SECTION 5 41
- B-CHAIN ALIGNMENT 41
- (switch behind panel) 42
- POWER AMP 44
- CAT. NO. 441 45
- Subwoofer 45
- Dolby Stereo 47
- S K I R T S 54
- STEREO SURROUND 60
- MONO SURROUND 60
- NORMAL BYPASS 63
- TEST FILM 68
- SECTION 6 69
- REFERENCE DIAGRAMS 69
- CP65 CONTROL LOGIC 71
- BLOCK DIAGRAM 71
- APPENDIX A 81
- CHECKING PHASING OF SPEAKERS 81
- APPENDIX B 82
- APPENDIX C 83
- CP65M (MONO) INSTRUCTIONS 83
- A3C2984 rev 2 84
- D connector J18 86
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