20
20
STR-DH700
STR-DH700
5-4. BLOCK DIAGRAM — MAIN/HEADPHONE SECTION —
6
SW
11
C
12
RC+15V
10
FL
9
FR
14
SBL
13
SBR
L-CH(V2)
R-CH(V2)
18
SL
5
3
+7V
1
-7V
2
17
SR
CN555
J521
SA-CD/CD/
CD-R
OUT
IN
IN
TV
VIDEO 1
R-CH
R-CH
R-CH
+7V
RCH
RCH
RCH
RCH
RCH
RCH
RCH
RCH
RCH
+15V
+15V
-7V
J522
AUDIO IN
SAT
AUDIO IN
BD
R-CH
R-CH
J523
AUDIO OUT
AUDIO IN
R-CH
R-CH
SUBWOOFER
J524
RY441
J525
AUDIO OUT
SUBWOOFER
AUDIO OUT
3
VACS
7
DCAC
16
PROTECT
15
SIRIUS-L
14
SIRIUS-R
13
L-IN
11
R-IN
ZONE2 L
ZONE2 R
8
TUNER-L
1
2
DM-L
18
DM-R
17
DATA
4
CLK
5
9
TUNER-R
CN556
D582
RY421
RY451
RY422
RY425
RY406
Q441
Q441
PROTECTOR
Q585
Q618, Q619
Q616, Q617
Q581-Q584
IC612,IC613
MN2488-OPY-MK
MP1620-OPY-MK
R +/-VE
Q614, Q615
Q612, Q613
IC610,IC611
MN2488-OPY-MK
MP1620-OPY-MK
L +/-VE
POWER
AMP
Q626, Q627
Q624, Q625
POWER
AMP
Q622, Q623
Q620, Q621
POWER
AMP
Q602, Q603
Q600, Q601
POWER
AMP
Q606, Q607
Q604, Q605
POWER
AMP
Q610, Q611
Q608, Q609
TB502
SURROUND
TB500
FRONT A
R-CH
R-CH
R-CH
TB503
SURROUND
BACK/BI AMP
/FRONT B
CENTER
CN552
R-CH
+15V
+15V
+15V
+15V
+15V
-15V
+15V
VCC
D407
VEE
RELAY DRIVER
Q421
RELAY DRIVER
Q422
FRONT A RY
SW PREOUT RY
4
5
6
C-SL-SR RY
7
SBR-SBL RLY
3
HR LY
8
BRIDGEABLE RY
1
1
3
5
HP DETECT
R-CH
L-CH
HP DETECT
CN554
FH003
FH004
5
4
2
1
R1 (UPPER TAP)
R1 (UPPER TAP)
R1 (LOWER TAP)
R1 (LOWER TAP)
CN551
RELAY DRIVER
RELAY DRIVER
Q406
CN553
F401
F402
1
3
R2 AC
R2 AC
D402
D403
D404
D401
CNP300
1
4
2
R-CH
HEADPHONE
J300
POWER
TRANSFORMER
POWER
TRANSFORMER
OVERLOAD
DETECT
POWER
AMP
OVERLOAD
DETECT
POWER
AMP
OVERLOAD
DETECT
MN2488-OPY-MK
MP1620-OPY-MK
L +/-VE
IC614,IC615
OVERLOAD
DETECT
MN2488-OPY-MK
MP1620-OPY-MK
R +/-VE
IC616,IC617
OVERLOAD
DETECT
MN2488-OPY-MK
MP1620-OPY-MK
L +/-VE
IC604,IC605
OVERLOAD
DETECT
MN2488-OPY-MK
MP1620-OPY-MK
L +/-VE
IC608,IC609
OVERLOAD
DETECT
MN2488-OPY-MK
MP1620-OPY-MK
R +/-VE
IC606,IC607
RELAY DRIVER
PROTECTOR
Q451
RELAY DRIVER
Q425
RELAY DRIVER
• Signal path.
F
:
TUNER
(FM/AM)
L
: VIDEO (AUDIO)
c
: CD (ANALOG)