CCS800 |
Service manual | Chapter 3 | Controls and indicators
en | 15
Bosch Security Systems | 2005-01| 3922 880 21112
3
Controls and indicators
3.1
Control and Power Supply Unit (CPSU)
Top
Function
On/OFF button
Switches the CPSU ON or OFF
Green LED (B1)
Indicates if the CPSU is switched ON or OFF
Left rotary switch (S2)
Microphone-mode switch. To select the mode for the delegate
microphones. In test position all light-ring indicators lit if all units are
properly connected.
Middle rotary switch (S3)
Loudspeaker volume control of the chairman and delegate units.
Right rotary switch (R201)
Volume control for the built-in loudspeaker in the CPSU or a connected
headphone to monitor the discussion.
Headphone socket (X8)
Headphone socket 3.5mm with built-in switch.
Rear
Function
Trunk in/ out (X2, X3)
2x 7p DIN female socket for trunk cables to delegate- and chairman units
Microphone (X9)
3p XLR female socket for external microphone input
Telephone and Insertion (X11)
4x Cinch sockets for in -/ output
Recorder, Tape and Line (X12)
6x Cinch sockets for in -/ output
Microphone gain control potentiometer (R199)
To adjust the sensitivity of the microphone input connector X9.
Recorder gain control potentiometer (R200)
To adjust the sensitivity of the recorder input connector X12
Insertion switch (S1)
Position “1” : loop through; Position “0” : insertion not used
AFS switch (S4),
LBB 3310/10 only
Position “1” : AFS mode; Position “0” : normal mode
