Sharp CD-DK890N - Remote Control Guide; Remote Control Functions and Operation

CD-DK890N
4 – 1
CHAPTER 4. DIAGRAMS
[1] Main Block Diagrams
Figure 4-1: MAIN BLOCK DIAGRAM (1/2)
REC/PLAY
BIAS
T1/T2
IC101
AN7345K
PLAYBACK AND RECORD/
PLAYBACK AMP.
R
L
L
R
JKA701-AUDIO IN
Q104
Q101-
Q108
Q107
CLK
CE
DI
+B4
L
R
BIAS
T1/T2
MUTING
P.B.
REC.
AC BIAS
L
L
R
R
R
L
TAPE/
TUNER
IPOD
CD
P.B.
CNP3
FROM CD SECTION
HEAD
ERASE
SWITCHING
SWITCHING
SWITCHING
BIAS
Q113
Q114
Q112
Q110
SWITCHING
Q109
OSC
BIAS
Q111
L103
Q105
Q106
REC./P.B. HEAD
TAPE 2
P.B. HEAD
TAPE 1
R-CH
L-CH
IC601
LC75341M
AUDIO
PROCESSOR
TUNER
PACK
UNIT
RTUNSA016AWZZ
+B4
R
L
REC.
R
L
L NF
R NF
ALC
R REC.
L REC.
R NF
L NF
SWITCHING
L(T2)
R(T2)
R(T1)
L(T1)
4
22
3
24
2
1
81817
11
16
3
15
10
9
7
23
14
12
13
19
7
18
10
8
1 7
13
21
4
2
24
23
9
16
12
1
P.B
REC
T1/T2
21
R-CH
L-CH
TAPE
MECHANISM
ASS'Y
MOTOR
DRIVER
SOLENOID
DRIVER
+B7
+B7
IC701
IXA201AW
MICROCOMPUTER
(2/2)
38
BI601CNS601
1
1
2
3
4
5
6
7
8
9
10
11
3
4
1
3
2
Q703~
Q708
Q709~
Q711
+B4
NC
NO USE
CNP303
CE
DI
CL
DO
CHASIS_GND
L_CH
+9V
R_CH
TUN_SM
FM_DET
CHASIS_GND
9
1
8
13
1
1
11
2
8
12
13
4
3
1
7
5
8
6
17
12
11
+B6
+B11
+B10
JK691
IPOD SECTION
CNP102
VIDEO
OUT
SP_RLY
T_BIAS
V_OUT
iPOD_RXD
IC602
ICBA3121F
(ISOLATION GROUND)
iPOD_TXD
iPOD_PG
R
L
R
L
R
L
T_REC/PLAY
IC702
BU2092F
T_TI/T2
VDD