Technics SU-V90D - Printed Circuit Board Layouts; Audio Amplifier and Power Control PCBs; Input Selector and Speaker Terminal PCBs

SU-V90D SU-V90D
4 5 6 7 8
m@ PRINTED CIRCUIT BOARDS
1 2 3
INPUT
A
pL SPEANERS ANN AR REMOTE. Sieh “Eaen Speanem | — SPEAKER
TERMINAL PC.B. INPUT SELECT SWITCH PC.B.
B
L LED PCB.
Cc (VOLUME POINT IND.)
VOLTAGE CONTROL AMP/
CURRENT DRIVE AMP/
POWER AMP/MUTING/
5 PROTECTION/POWER SOURCE PCB.
E
F
G
H
—23—
SELECTOR
10 11
—_* ce
$703 $701
(TUNER) (PHONO)
F IN/OUTPUT TERMINAL PC.B.
POWER AMP ANALOG
TAPI
INPUT rltare | 1
(REC OUT) (PLAYBACK)
G SWITCH PC.B.
MUTING
LOUDNESS
DIGITAL INPUT
13
C AUDIO (DIGITAL) AMP P.C.B.
DIGITAL/ANALOG
—24—
POWER AMP DIRECT