Schematic Diagram -1/7 (Main C.b-1/3, Amp Section) - Aiwa NSX-TR99 Service Manual

SCHEMATIC DIAGRAM - 1/7 (MAIN C.B -1/3, AMP SECTION) /HP C.B
MAIN C.B (1/3) (AMP SECTION)
LINE_MUTE
MIC-IN
MIC-GND
V-STBY
Q401-409
L CH REC/PB SW
PH
R CH
HEAD-1 C.B
DECK 1
–4.6
HEAD
AZIMUTH
ADJ.
SW
4.7
4.7
–4.6
HEAD
AZIMUTH
ADJ.
RPH
SFR451,452
HEAD-2 C.B
DECK 2
40.9
–40.9
62.4V
19.5
AC
31.0V AC
–20.9
5.0V AC
0.2
11.3
TO MAIN C.B (2/3) (TUNER SECTION)
TO MAIN C.B (3/3) (VF SECTION)
(TP8)
TP601
(TP9)
Q651-653
BIAS CONT
REC/PB FREQ RESPONSE ADJ. BIAS SW
0.22
0.8
11.9
0.22
TO AMP C.B CN103
20.5
12.1
8
0.7
–32.1 –31.3
–39.0
–46.0
–38.3 –31.5
VOLTAGE REG VOLTAGE REG VOLTAGE REG
Q009,010 Q012,013,015 IC001 Q001,002,014
5
8
6
AMP
2
4
3
–11.4
Q060–064
AC&DC DET
9.5
6.0
3.8
11.4
4.9
4.4
0
0.6
2.9
0
–0.6
0.7
0.2
Q064
2SC3052 F
VOLTAGE REG RELAY DRIVE
Q003
-32-
12.1
AMP
MUTE
7
1
SIGNAL:
PB
REC
CN602
J601
L
VIDEO/AUX
R
HP C.B
PHONES
TB201
12.1
12.1
12.1
10.1
0.7
CN503