Installation manual

Dolby
®
Model CP650 Installation Manual Back Panel Connectors
B-8
B.3 I/O Connectors
Automation I/O Connector
This connector is a 25-pin female D-connector, wired to closely match the
configuration of the Dolby Model CP65.
Table B–11 Automation I/O Connector Pinout
Pin Connection Specification
1
S0 (automation select) format 01—Mono
2
S1 (automation select) format 04—A-type
3
S2 (automation select) format 05—SR
4
S3 (automation select) format 10—Digital
5
S4 (automation select) format 11—External 6-channel analog
6
S5 (automation select) format User1
7
S6 (automation select) format Nonsync
8
S7 (automation select) format User2
9
(automation select) remote fader select
10
(automation select) mute
Control signal LOW = select
LOW = < 2.4 Vdc for at least 20 ms
If a solid-state switch is used, it must
have a saturation (on) voltage of less
than 2.4 V at a current of 2.5 mA, or a
resistance of 950 ohms or less, and 0V
offset.
11
n.c. (–15V in Model CP65)
12
DGND
13
+15V (through a PTC resistor) 100 mA maximum current available
14
ID0 (automation indicator) format 01—Mono
15
ID1 (automation indicator) format 04—A-type
16
ID2 (automation indicator) format 05—SR
17
ID3 (automation indicator) format 10—Digital
18
ID4 (automation indicator) format 11—External 6-channel analog
19
ID5 (automation indicator) format User1
20
ID6 (automation indicator) format Nonsync
21
ID7 (automation indicator) format User2
ID on = internal 1.5K resistor to +15 V
ID off = Open Circuit
22
Fader local/remote fader (automation indicator) HIGH = Local
23
Mute (automation indicator) LOW = Muted
Internal circuit:
HIGH = 10K to
+15 V.
LOW = 500 Ohms
+1.2V fixed drop
to GND
24
n.c.
25
Projector status (automation indicator)
Internal circuit:
HIGH=Projector 1: 1.5 k to +13 VDC
(1.5 k to +10 VDC in bypass)
LOW=Projector 2: 1.5 k to GND
Note: In order to maintain CP65 compatibility, the order of the select/indicator lines
does not correspond to the front-panel button order.