JVC MX-K6 Service Manual page 33

BA3837
1.Block diagram
C B A ROUT
16 15 14 13
– +
LOGIC
SW2
– +
+ –
1 2 3 4
V MIC LOUT FK
CC
BA4560 (AIC3, AIC4, AIC5, AIC6, AIC7, FIC4, HIC1, JIC2) : OP amp.
1.Pin layout
OUT1 1 8 V
CC
– IN1 2 7 OUT2
1ch
+
–
2ch
+ IN1 3 6 – IN2
+
–
V 4 5 + IN2
EE
KA9258D (IC925) : 4-ch Motor driver
28 27 26 25
T • S • D
1 2 3 4
LP LP LP RIN
12 11 10 9
–
– +
+
R
L + R
+
–
SW1
+
L – R
L
+ –
5 6 7 8
TK LIN BIAS GND
24 23 22 GND
VCC
10K
REGULATOR
10K
5 6 7 GND
21 20 19 18
VCC
10K
50K
MUTE
8 9 10 11
MX-K5/MX-K6
17 16 15
12 13 14