Pioneer S-DV77 Manuale di servizio - Pagina 12
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1
S-DV77, S-DV77SW, S-DV77ST
3. BLOCKDIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM AND OVERALL CONNECTION DIAGRAM
A
B
C
GNDF
D
12
1
2
IC3601
TDA7294V
14
1
IC3621
6
7
10
11
IC3401
STK402-240
1
Peripheral
Circuit
RY3361
RLC1
10
RY3361
11
RLC1
RLC1 RLC2
V+12R
V+12R
AC
V–B
RYFS
FDET
FAN DET.
Relay Cont.
RYFR
Circuit
Circuit
XMUTE
GNDF GNDB
V–12R
B
AMP ASSY ( AWU7827 )
2
3
GNDALR
V+B
XMUTE
7,9,10,13
RYFS
RYRC
SWMUTE
2
V+12R
V+5A
4
8,15
V–B
1A
FDET
AC
V+B
18
19
8
15
15
13
9
V–12R
V–B
V+B
8
6
7
IC3301
V–B
1
STK402-040
13
9
15
1A
V+BL
IC3321
Peripheral
Circuit
GNDALR
3
4
To SIDEL ASSY
CN3703
CN3702
IC3151
5
7
3
1
IC3161
7
5
FR
C
1
3
SL
SR
SWMUTE
SW
IC3171
1
3
7
V+5D
5
V+5A
V–12R
GND FAN
AKM7067
V+5A
V+12A
V+5D
V+12R
IC51
Q61/D61
+5V
Reg.
IC52
V–12A
V–12R
4
T
1
IC3001
FL
7
FL
31
17
E-VOL
32
16
FR
IC
33
34
C
11
1
35
SL
36
M62446FP
9
37
8
SR
38
7
SW
6
39
3
40
1
2
41
1
42
7
Q3092
Q3091
D4
D3SB
D3S
D11
D31
S1WB(A)60S
+12V
Reg.
NJM7812FA
–12V
Reg.
NJM7912FA
AF