Measuring Spots With Signal Description - Philips CCS 800 Service Manual

10.4

Measuring spots with signal description

Measuring Signal
spots
M1 AUDIO-CONTR
M2 system GND
M3 AUDIO-DISTR
M4 CTRL-L1
M5 CTRL-L2
M6 V+
M7 V-
M8 internal 0V
M12 +5V
M14 POWER-RESET
M15 +15V
M31 TEST
M32 AUTO
M33 TRMO-
M34 RMO
M35 ORM
M36 MAXNOM-
M37 RMO/TRMO
M41 MIC-KEY
M42 chime disable/enable
M43 PRIORITY-KEY
M57 X5 (LSP)
M59 X5 (LSP)
M68 HEADPH
M70 MIC-LED
M72 MIC-IN
M75 mic-amplifier out
M82 CHIME
M96 auto shut-off time
M100 UNITTYPE
M101 PRESENCE
Remarks: M37, M42, M43 and M82 are only applicable in the Chairman Unit.
M32, M33, M34, M35 and M36 are only applicable in the Delegate Unit.
LBB 3310/00, 3330/00 and 3331/00
4822 861 11006
page: 32
SERVICE MANUAL
Date of issue:
July 1998