Sony RCD-W50C Service Manual page 78

RCD-W50C
IC172 LB11698H-TE-L (CDR Board)
15
UIN1
16
UIN2
17
VCC1
RF 18
VCC2 19
UOUT 20
VOUT 21
22
WOUT
NC 23
NC 24
CURRENT
NC 25
LIMITER
CONTROL
26
NC
27
VLMC
SHORT BRAKE
REVERSE BRAKE
SWITCH FUNCTION
28 REFERENCE VOLTAGE
VREF
THERMAL SHUTDOWN
78
IC171 BA5937AFP-E2 (CDR Board)
OUT1- 1
D
x2
OUT1+
2 D
x2
IN1-1
3
LEVEL SHIFT
10k
IN1-2
4
LEVEL SHIFT
10k +
NC
5
NC
6
MUTE
MUTE
7
ch1,4
GND
8
NC 9
LEVEL SHIFT
VCC2 10 VCC(ch2)
NC
11
D
OUT2+ 12
x2
VOLTAGE
OUT2-
13 D
x2 CTRL
SGND 14
x1/4
HALL
POWER
SUPPLY
FORWARD
/REVERSE
ROTATION
DIRECTION
DETECTOR
1 HALL FG/
3 HALL FG
28 SGND
D OUT4-
27
x2
D
26 OUT4+
x2
25 IN4-1
10k
24 IN4-2
23 VREFIN
22 VCC1
+
21
VCC3
10k
20 IN3
19
LDIN
D 18 OUT3+
x2
D 17 OUT3-
x2
FWD 16 FWD
LOGIC
15
REV REV
IC750 NJU3713G (TE2) (LED Board)
P5 1
14 VIN2
P6 2
13
VIN1
3
P7
12
WIN2
P8 4
11
WIN1
VSS 5
P9 6
10 VH
P10 7
P11 8
P12 9
9
RS
8 FG
7
BREAK
6
S/S
5
SIGGND
4
FGSEL
3 FC
2
VCREF
1
VC
18 VDD
17 P4
LATCH 16 P3
15 P2
14 P1
CLR
13
12 STB
CLK
11
SHIFT
REGISTER
10 DATA