JVC MX-J100

MX-J100
1-30
KA9258D (IC925) : 4-ch Motor driver
28 27 26 25 24 23 22 21 20 19 18 17 16 15
1 2 3 4 5 6 7 8 9 10 11 12 13 14
GND
GND
10K
REGULATOR
10K
10K
VCC VCC
10K
10K
T • S D
10K
10K
10K
50K
MUTE
+-
LEVEL SHIFT
-+
LEVEL SHIFT
KA22291(DIC1) : Cassette amp.
23 22 21 8 20 19 18 15
24
16
17
9
1
2 3 4 5 7 6 10
11
12
13
14
PB
NF(2)
PR IN(2)
R/P
SW
MUTE
SW
MUTE
(IN2)
ALC RECOUT(2)
100K
PRE
RECORD
LREF
PLAYBACK
LREF
PRE
NF
100K
INPUT
PB.BIAS
REC.BIAS
INPUT
N.F
MODE CONTROL
/BIAS CIRCUIT
PU
NF(1)
PB IN(1) A/B
SW
PB GND MUTE
IN(1)
REC
OUT(1)
PB OUT(1)
REC GND
Vcc
Vcc
PBOUT(2)
100K
PRE
INPUT
N.F
ALC
DET
PRE
N.F
INPUT
REC NF(2)
REC IN(2)
REC IN(1)
REC IN(1)
100K
ALC TIME CONSTANT
R/P SW A-IN B-IN
A/B SELECT S/W
A-IN B-IN