Kenwood DM-3090 Service Manual page 8

LINE IN
J101
IC101
NJM4560D
OPE AMP
1
3
5 7
4
8
-7V
+7V
IC302
NAND GATE
74HC10AP
INVERTER
IC301
13 8 13
J301
74HCU04
DIGITAL -IN
10
(COAXIAL JACK)
SO302
2
DIGITAL IN
(OPTICAL JACK)
RX302
DIGITAL OUT
(OPTICAL JACK)
FL901
21 ~
SW901
JOG 45
~
SWITCH
6
JOG
KEY IN
2
KEY
BLOCK
3
32
RX-IN
UN970
REMOTE
SENSOR
LINE AMP.
REC VOL
NJM4580D
VR901
IC201
24 3
3 UDA1340
26 5
AD/DA
5
10
CONVERTER
2
12 16 ~ 19 13 ~ 15
+7V
17 ~
21
6
DIGITAL IN
MD UNIT
DIGIN VCC
DIGITAL OUT
FL DISPLAY +B
42 60
~ 89
DIG
SEG
90 92 97
~ 10
IC901
IX0196AW
SYSTEM
MICROCOMPUTER
IC601
1
7
4
Q601
8
Q602
-7V
3V
3
2
1 IC501
A+7V
REGULATOR
POWER
S81233YK
CIRCUIT
Q503
A-7V
POWER
CIRCUIT
Q502
MD+
MD 5V POWER
CIRCUIT
MD+
Q506
Q504
DIGITAL 5V
5V SYSTEM
POWER
CIRCUIT
BACK UP 5V
33
96 FL VP(-31V)
100 A/D +5V
91 BACK UP +5V
Q451
MUTE
Q452
IC651
NJM4560D
OPE AMP
5 7
1
3
4 H.P.VOL
8
VR981
-7V
+7V
T551
F551
POWER TRANSFORMER
1A L 250V
RECTIFYING
CIRCUIT
F552
1A L 250V
FL
POWER
CIRCUIT
FL VP(-32V) FL DISPLAY +B
J101
LINE OUT
HEADPHINES
J981
AC 230V
50Hz