Yamaha DVX-1000 Service Manual page 54

1 2
DVX-1000
A
Semiconductor Location
Ref. No. Location
D8 E5
D13 D5
D14 D5
D15 E4
D16 E4
D17 F4
IC1 C4
IC2 B3
IC3 C4
IC4 B3
IC5 D4
IC6 B3
B
IC7 D4
IC8 C5
IC9 C3
IC10 E3
IC11 E5
IC12 D5
IC13 B4
IC14 F3
IC15 E3
IC16 D5
IC17 E4
Q1 D5
Q2 D5
Q3 E4
Q4 E4
Q5 E5
C
Q6 E5
Q7 E5
Q8 E5
D
E
54
F
3
DSP (1) (Side A)
2
1 7
51
1
50
14 8
37 48
36 1 31
30
7
8
25 12
14
1
24 13
7 8
14
1
157
156
105
104
25
1
44
34
33 1
50 26
23
11
22 12
5 8
4 1
5
8
1
4
4 5
NX-SW1000
DSP (3) MAIN (1)
(CB304) (CB2)
+5V
REM
80
LED0
81 /FMT
LED1
NC
LED2
/SWMT
LED3
PRI
SELF_SW
PRD
DGND
100
PLDET
LIN
FRY
1
SWRY
NC
+5VI2C
TVccd
SCL_1
TCK
DG
/RES
DSP (2)
SDA_1
DGND
(CB203)
G_SPD
-
SPDIF
TMODE
TRXD
1 10
BOOT
208 3
1
TTXD
1
DSP (2)
4
5
(CB202)
20 11
CH1
GND_RY
3 1
12RY
DSP (2)
PB_DET
(CB201)
MUTE
PB_INT
52
53
S5V
+5
+5
MAIN (2)
+5C
(CB3)
MG
1
24
MG
1
MG
4 3
CH2
PRV1
3
PRV2
PRV3
THM
1
/PDET
MAIN (2)
48
25
/RESET
(CB4)
+12
AGND
5
-12
S12
RYC
AGND
FL
AGND
MAIN (1)
FR
13 24
(CB1)
AGND
12
25
SW
AGND
36
1
48 37
6 7
Point q Pin 29 of IC4
Point w Pin 13 of IC13
Point e
CH 1 : Out of IC16
CH 2 : Collector of Q1
3
SYSTEM POWER SW ON
8
↑ ↑
SYSTEM POWER SW OFF