Yamaha DSP-AX1/RX-V1 Service Manual page 66

A B
DSP-AX1/RX-V1
PRINTED CIRCUIT BOARD (Foil side)
1
FROM : DSP (1)
FROM : MAIN (3)
FROM : SUB TRANS (6)
2
6
RM+
RM–
FAN
PRV
CEM0
CEM1
/FLR
SCKN
KEY1
SDTN
+5M
KEY0
MG
REM
+5V
PSW
TIL
E
TIR
E
TOL
E
3 TOR
PDG
+12
PD
–12
RSEL3
RSEL2
RSEL1
RSEL0
HMT
/HPI
MG
ISB
ISA
MG
MG
VLRB
VLRA
4
5
Point y (Pin 13 of IC27)
V : 2V/div, H : 50 nsec/div
DC, 1 : 1 probe
0V
E-72/J-64
6
C
FUNCTION P. C. B. ( 1 )
FROM : SUB TRANS (1)
1 30
100 31
5
81 50
80 51
16 30
15 1
5 8
4 1
FROM : DSP (1)
D E
(Lead Type Device)
FROM : FUNCTION (2)
FROM : VIDEO (1)
5 8
5 8
4
4
1
1
22
8
4 1
21
5 8
4 1
22
5 8
4 1
21
5 8
1
4
1 15
16
5 8
30
16
5 8
4 1
15
4 1
#20
W1
TO : DSP (1)
FROM : VIDEO (3)
F
FROM : VIDEO (4)
FROM : DSP (3)
FROM : VIDEO (7)
5 8
PHONO
4 1
CD
TUNER (DSP–AX1)
E
42
DVR
LDR
TVR
DBR
V1R
V2R IN
V3R
V1RR
V2RR
1
V3RR
E
OUT
42
IN
E
DVL
LDL
TVL OUT
1
DBL
V1L
V2L
V3L
V1RL
V2RL
V3RL MAIN
E 5 8
4 1
5 8
SURROUND
30
4 1
5 8
SW/CENTER
1
4 1
ZONE 2 OUT
G H
Semiconductor Location
Ref. No. Location
D3 E4
D5 D3
D6 C3
D7 C2
D8 C3
D9 C3
D10 C2
D11 B3
D12 C3
D13 C2
D16 D3
D17 C2
D18 D2
D19 D2
D20 D3
D21 C3
D22 C2
IC1 F2
IC2 E4
IC3 E3
IC4 E4
IC5 F4
IC6 F4
IC7 F4
IC8 F4
IC9 E4
IC10 E3
IC11 E4
IC12 D4
IC13 D4
IC14 C4
IC15 D5
IC16 C4
IC17 C4
IC18 C3
IC19 C3
IC20 C3
IC21 C4
IC22 D4
TAPE
IC23 D4
IC24 D3
IC25 E3
IC26 E3
IC27 C3
IC28 C2
IC31 C2
Q3 B5
Q4 B5
MD
Q5 C4
Q6 C4
Q7 C3
Q9 B4
Q10 B4
Q11 B4
Q12 B4
Q13 B4
Q14 B4
Q15 B4
Q16 B4
Q17 B4
Q18 B4
Q19 D2
Q20 D3
Q21 C3
Q22 D2
Q23 D2
Q25 C3
Q26 B3