Technics SA-DA15 Servise Manual page 44

7
C_IN
22
SW_IN
10
IC1211
SL_IN
TC9428F
SOUND CONTROLLER
(VOLUME)
4
(25)
Lch IN
(Rch IN)
23
6 9 3 16
D/A
DPASS
L_DSP
L_OUT
LCH
MAIN_LIN
15 14
CK_VR
DT_VR
ST_VR
MAIN_LS
L_OUT
D/A
MUTE_S
Q501
RELAY
DRIVE
CONTROL
IC1208 IC506
NJM4580EDTE1 NJM4580DD
BUFFER TONE
AMP AMP
Q507,Q509
(Q508,Q510)
MUTING
Q511,Q513
(Q512,Q514)
MUTING
IC507
IC1210
NJM4580DD
NJM4580EDTE1
TONE
BUFFER
AMP
AMP
IC1209 IC508
NJM4580EDTE1 NJM4580DD
BUFFER
TONE
AMP
AMP
Q1201
JK404
SUBWOOFER
MUTING
OUT
RCH
VR502
(BALANCE)
RL501
(D/A)
IC505
NJM4580DD
TONE
RL502
(VGCA) AMP
Q502
RELAY
DRIVE
CONTROL
Q503
RELAY
DRIVE
CONTROL
RL503
(BI-AMP)
NJM4580EDTE1
IC502
NJM4580EDTE1
TONE
RL504
D/A (LS) AMP
RL505
(C)
IC504
NJM4580EDTE1
TONE
AMP
VR501
(C)
M
IC405
JK407
DVD SL
BUFFER
AMP
VR501
(SL)
Q515
(Q516)
RELAY
DRIVE
CONTROL