External Microphone Input To Line Out (Balanced) - Philips CCS 800 Service Manual

10.2.6 External Microphone input to Line out (balanced)

Noise level
Measure the noise, A-weighted & rms, at LINE-OUT via M119, related to M2 (GND):
Noise level (A-weighted): < -74 dBV.
90 ... 264V AC
X10
X110
LBB 3310/00, 3330/00 and 3331/00
4822 861 11006
~ ~
Power Supply
AC
24V DC
PCB CPSU
Loudspeaker
(GND)
M110 M111 M121 M122 M124
6 9 4 8 2
Line-IN Rec-IN Rec-IN
L
X110
X205 M119
5
25Ω
M2
9
(GND) (GND)
M150 M151
7 2 5 X150
Telephone
R IN
Figure 4
page: 16
SERVICE MANUAL
M1
Line-OUT
+
V
-
003_004.cdr
Date of issue:
July 1998