CP650 Front Panel
Setup Control Panel Access Door
Mic input level control
Bypass output level control
Test points RS-232C port (9-pin female D-connector) for PC connection 9-pin female D-connector, balanced, for a microphone or microphone multiplexer; phantom power available
Main Display
Shows current format signal level and processor condition
Displays setup and calibration information for use with menu buttons
Menu Buttons
Steps through menu pages
Selects parameters within a page (use main fader knob for parameter choices) Store settings
Mute Button
Mutes all audio outputs
Main Fader
Adjusts main audio output level
Fader Display
Shows fader setting, projector in use, bypass power supply condition
Format Buttons
Five preprogrammed, two user defined, one nonsync (can also be user defined)
Bypass Button
Selects main or bypass power supply
CP650 Rear Panel
Automation Connector
25-pin female D-connector for controlling and indicating format, fader select, projector status, and mute
Remote Unit/Fader Input
Terminal strip connector for Dolby Cat. No. 779 remote control unit, Dolby Cat. No. 771 remote fader, external auditorium faders (100 kΩ linear potentiometer)
Hearing Impaired Output
RCA-type female phono connector Center-weighted sum of L, C, R Output level: 200 mV fixed
Digital Reader Inputs
25-pin female D-connectors for two Dolby Digital readers
Main Audio Output
25-pin male D-connector, balanced or floating Maximum level, balanced loads: +26 dBu (15.5 V) Maximum level, unbalanced loads: +20 dBu (7.75 V) Dolby level output adjust range: –31 to –12 dBu (20–780 mV)
Nonsync Inputs
RCA-type female phono connectors for two stereo nonsync sources Input impedance: 21 kΩ Sensitivity: 0.2–4 V (NS 1), 0.06–1.5 V (NS 2)
Six-Channel Audio Input
25-pin female D-connector for external six-channel analog source Input impedance: 10 kΩ (L, R), 27 kΩ (C, Ls, Rs, SW) Operating level: 300 mV
Serial Data Input
RS-232C port (9-pin female D-connector) to connect external PC for setup and automation control
Ethernet Connector
RJ-45 female for automation control and subtitling timing data
Motor Start
9-pin female D-connector for Dolby Digital reader motor start timing and projector changeover
Microphone Input
XLR female connector, balanced, for Auditorium Assist, PA, or B-chain alignment mic (or multiplexer) Phantom power available (+15 V)
Optical Inputs
9-pin female D-connectors, balanced, for two stereo solar cells or analog LED readers Power available for external cell preamp circuits (±14 V/40 mA)