Dolby Laboratories CP750, Manual

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6 Dolby
®
CP750 Digital Cinema Processor Manual
Introduction
1.2.8 Analog Inputs
The CP750 has the three analog inputs listed in Table 1 ‐ 2 .
1.3 CP750 Rear Panel
Figure 1 ‐ 4
Figure 1-4 CP750 Rear Panel
The CP750 rear panel, shown in Figure 1 ‐ 4 , includes the following components:
• AC input.
•
BACKUP POWER
: 4 ‐ prong female XLR connector for use with the Cat. No. 994
External Power Supply.
•
Ethernet
: RJ ‐ 45 port for remote control through ASCII command strings, Dolby Digital
Cinema Theatre Management Software, unit setup, and firmware updates. See
Section 8.2.9 for details on the command strings.
•
RS-232
: 9 ‐ pin female D ‐ connector for control via ASCII command strings. 9600 baud,
no parity, 1 stop bit. See Section 8.2.9 for details on the command strings. See
Section 8.2.2 for pinout details.
•
REMOTE
: RJ ‐ 45 port for communication with the Cat. No. 868 Remote Fader. See
Section 8.2.3 for pinout details. This is not an Ethernet connection but can be
connected with any standard Ethernet cable.
•
4xAES IN
: 25 ‐ pin female D ‐ connector labeled
DIGITAL 1
carrying four digital channel
pairs. See Section 8.2.4 for pinout details.
•
AUTOMATION
: 25 ‐ pin female D ‐ connector for cinema automation control. See
Section 8.2.5 for pinout details.
• Two
1xAES IN
: BNC connectors labeled
DIGITAL 2
and
DIGITAL 3
.
•
OPT IN
: Optical S/PDIF input connector labeled
DIGITAL 4
.
•
NONSYNC INPUT
: 2 RCA jacks labeled
L
and
R
that accept 3 V
RMS
maximum input.
•
AUX OUT
: RCA jacks labeled
7
and
8
always carry channel pair 7/8 of the 4xAES input.
If present, HI and VI ‐ N signals likely use this pair.
Table 1-2 Analog Input Options
Analog Input Rear-Panel Input Source Selected
Multi-Ch Analog
Selects the input signal from the
MULTI-CHANNEL ANALOG INPUT
connector
(eight channels, 25 ‐ pin D ‐ connector)
NonSync
Selects the input signal from the
NONSYNC INPUT L
and
R
RCA jacks
Mic.
Selects the input signal from the
MIC. INPUT
3 ‐ prong XLR connector
Note: The CP750 supports 10Base ‐ T and 100Base ‐ T data rates. Gigabit
Ethernet data rate is not supported.
MULTI-CHANNEL
ANALOG INPUT
MAIN
AUDIO OUTPUT 4xAES IN
OPT IN
1xAES IN
DIGITAL 3 DIGITAL 4 DIGITAL 2
AUTOMATION
DIGITAL 1
NOT ETHERNET
ETHERNET REMOTE
LINK ACT
8
H/I
OUT
AUX
OUT
7
MIC.
INPUT
BACK-UP
POWER
R
L
NONSYNC
INPUT
RS-232
Dolby, Pro Logic and the double-D symbol
are registered trademarks of Dolby Laboratories.
Digital Cinema Processor
CP750
Risk of electric shock.
Do not open.
This equipment must be
earthed/grounded.
No user serviceable parts
inside. Refer all service
to qualified personnel.
CAUTION
To reduce the risk of fire
replace only with same
type and rating
250V time-lag fuse.
FUSE T 3.15A L
5 mm x 20 mm
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) this
device may not cause harmful interference, and (2) this
device must accept any interference received, including
interference that may cause undesired operation.
This Class A digital apparatus complies with Canadian ICES003.
MIC.
GAIN
100–240 Vac 50–60 Hz 30W
~
25
PROFESSIONAL AUDIO
EQUIPMENT 4J06
LISTED
C US
UL
PUSH