Table of Contents
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19
18
17
16
15
14
13
12
11
10
9
8
7
85
86
87
88
89
90
91
92
93
94
95
96
97
IC701
IX0411AW
SYSTEM
MICROCOMPUTER
OW
T
52
CD CLAMP SW
51
T2 RUN
KEY 2
31
KEY 1
32
KEY 0
33
43 42
39
38 37
36 35
34 33
46
45 44
41
40
R757
10K
R795
10K
+B
JOG701
JOG VOLUME
B
A
7
C720
C721
0.001
0.001
+B
7
6
5
4
3
2
1
C722
47/50
C726
220/10
98
99
100
1
VDD
R773
1K
C725
2
-20dBATT
0.022
R774
100
DSA_STB
3
R775
1K
4
T-BIAS
R776
1K
T-T1/T2
5
R777
1K
6
REC/PLAY
R778
1K
RES OUT
7
R779
1K
8
DRF
R780
1K
WRQ
9
R781
1K
RESET
10
X2
11
C723
XL701
15P
X1
12
C724
13
XVPP/IC
18P
XT2
14
R782
1K
15
SPN
VDD
16
R783
1K
CD CLK
17
R784
1K
CD DI
18
R785
1K
CD DO
19
R786
1K
CD CE
20
R787
1K
CE
21
R788
1K
CLK
22
R789
1K
DI
23
R790
1K
DO
24
AVSS
25
R791
100
DSA_DATA
26
R770
100
DSA_ACK
27
R771
1K
SPEANA2
28
R772
1K
SPEANA1
29
R769
1K
SPEANA0
30
32
31
+B
R763
10K
R764
10K
R765
10K
RD25
RD26
820
680
SW723
SW722
TUNING
TAPE
CD
RD14
RD13
680
820
+B
SW714
SW715
EQUALIZER
DIMMER
X-BASS
RD01
RD02
680
820
SW701
SW703
SW702
ON/
TIMER
CLOCK
STAND-BY
8
Figure 29 SCHEMATIC DIAGRAM (8/12)
CNS703
9
8
7
8
9
7
R716
100K
IC704
BU2092F
INPUT/OUTPUT EXPANDER
1
VSS
2
DATA
R708
3
10K
CLOCK
RL701
4
LCK
1K
STOP
LED701
5
Q0
LED702
6
Q1
PLAY
RL702
7
1K
Q2
REW_PLAY
RL705
8
Q3
1K
LED705
9
Q4
+B
+B
+B
-B
+B
+B
RD27
RD29
RD30
RD28
RD31
2.7K
1K
1.5K
2.2K
3.9K
SW724
SW725
SW726
SW727
SW728
FAST
FAST
MEMORY
PLAY
DOWN
SET
REWIND
FORWARD
RD15
180K
SW717
SW716
REVERSE
MODE
RD04
RD05
RD07
RD08
RD03
1K
1.5K
1K
2.7K
10K
SW706
SW704
SW705
SW707
KARAOKE
PLAYBACK
ON SCREEN
DIGEST
CONTROL
MODE
DISPLAY
9
10
– 29 –
TO VIDEO
TO VIDEO
CD PWB
CD PWB
P23 12-E
P25 12-B
CNP1
CNP12
6
5
4
3 2
1
8
7
6
5
4
3
2 1
6
5
4
3 2
1
8
7
6
5
4
3
2 1
BI703
MIC_IN
KARAOKE LATCH
SPAN
M_+12 V
+B
REC/PLAY
T_T1 T2
T_BIAS
SP_RLY
-20dB ATT
SPAN_RCH
SPAN_LCH
C701
47/25
S_MUTE
+B
+B
18
VDD
C702
0.022
OE
17
Q11
16
+B
15
Q10
+B
Q9
14
RL708
13
Q8
1K
LED708
12
Q7
LED707
RL707
11
Q6
1K
LED706
Q5
10
RL706
1K
+B
+B
-B
5 V BACK UP
+B
D721
DS1SS133
+B
+B
Q709
C729
RX701
R796
KRC102 M
3.3/50
REMOTE SENSOR
47K
RESET
2
3
0 V
4.81 V
1
2
3
0 V
1
C728
0.01
RD33
RD34
RD32
RD35
15K
5.6K
10K
33K
SW730
SW729
SW732
REVERSE
SW731
STOP
TUNING UP
PLAY
REC/
PAUSE
RD09
RD10
RD11
10K
18K
33K
SW712
SW709
SW710
SW711
DISC 1
DISC 2
DISC SKIP
DISC 3
11
CD-BK310V
CNS702
BI702
CNP701
27
27
26
25
24
P_IN
23
22
21
20
19
18
17
VF1
16
-VF
15
VF2
14
-15 V
-B
13
12
11
CE
10
CLK
9
DI
8
DO
7
6
+5 V
5
SP DET
4
A_+10 V
3
2
1
1
+B
D720
DS1SS133
RD36
100K
SW733
SW734
VIDEO
TUNER
RD12
100K
SW713
OPEN/CLOSE
12
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