Sharp CD-K7000V Service Manual page 30

CD-K7000V,CP-C7000
DISPLAY PWB-A2
A
R713
R714
100K
100K
RS723 RS724
1K
B
R701 R704
100K 100K
R705
R702
1K
1K
FFC701
C
30
30
M_+10V
29
SURROUND
28
REC/PLAY
27
T_T1 T2
26
T_BIAS
25
SP_RLY
24
-20dB ATT
23
VF1
22
-VF
21
VF2
20
CE
19
CLK
18
DI
17
DO
16
D
TUN_SM
15
10KHz
14
63Hz
13
SPAN_RCH
12
SPAN_LCH
11
S_MUTE
10
AC_RLY CON
9
+5V
8
SP DET
7
MIC IN
6
MIC LATCH
5
SPN_A
4
SPN_B
3
M_+10V
2
UN_SW 5V
1
D_GND
E
1
CNS701
F
TAPE MECHANISM PWB-G
+
TAPE
M
MOTOR
-
1
T2 PLAY
2
3
PH
4
SOLENOID
5
G
SOLENOID 6
7
R. PLAY
8
PH
9
10
11
T1 PLAY
12
13
F. PLAY
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
1
R715
100K
1K
R716
100K
R719
1K
C709
47/50
R724
33
+B
D722
R725
1SS133
10K
R726
D723
10K
1SS133
+B
+B
+B
+B
+B
+B
+B
+B
+B
T2 PLAY
1
+5V
2
T2 RUN
3
+MTR
4
SOL2
5
SOL1
6
R_REC
7
T1 RUN
8
C719
D712
9
47/25
1SS133
T1 PLAY
10
GND
11
12
F_REC
13
CNS702
2
Figure 30 SCHEMATIC DIAGRAM (10/13)
58 57 56 53 52 51 50 49 48 47 46 45 44 43
C715
47/50
R791
10K
D710
1SS133
D707
1SS133
J732
1K
D725
1SS133
R727
10K
C717
2.2/50
C716
R734
2.2/50
1K
+B
Q708
KTA1273Y
MOTOR
DRIVER
0V
Q704
D713
KTA1271Y
12V
1SS133
0V
Q705
KTA1271Y
3 4
– 30 –
FL701
42 41 40 39 38 37 36 35 34 33 32 31 30 29 20 19 18
81 82 83 84 85 86 87 88 89
80
79
VLOAD
80
78 P6
P7
77
P8
76
P9
75
P10
74
P11
73 P12
52 CD CLAMP SW
72 P13
51 T2 RUN
71 P14
70 P15/DIST0
69 P16/DIST1
68 P17/DIST2
67 P18/DIST3
66 P19
SYSTEM MICROCOMPUTER
65 P20
64 P21
63 P22
62 P23/MOV VOL CONT CLOSE
61 P24/MOV VOL CONT OPEN
60 P25/SPN B
59 DIST_OUT/SW OUT/SPN A
58 KOK LATCH
R793 1K
57 MIC IN
R794 1K
56 FPB (R_REC)
47 AC RLY_CONT
R740 1K
55 FPA (F-REC)
R741 1K
54 T2 PLAY SW_B
R742 1K
53 T1 PLAY SW_A
R743 1K
52
R744 1K
51
50 49 48 47 46 45 44 43
LED722
4204SRT7
+B
+B
Q707
KTC3199GR
R738
1K
+B
10V
+B
R752
10K
10V
+B
R736
10K
10V
+B
R737
10K
5
17 16 15 14 13 12 11 10 9 8 7 6 3 2
90 91 92 93 94 95 96 97 98 99
100
1
R
2
-20dBATT
R
1 VDD
3
S-BUSY
R
4
LCK 1
R
5
LCK 0
6
DP REQ
R
7
RES OUT
R
8
DRF
R
9
WRQ
R
10
RESET
11
X2
X
12
X1
4.19
13
VPP/IC
IC701
14
XT2
IX0360AW
R
CD INT 15
VDD 16
R
CD CLK 17
R
CD DI 18
R
CD DO 19
R
CD CE 20
R
21
CE
R
22
CLK
R
KEY 0 23
33 DI
R
32
KEY 1
24
DO
31 KEY 2
25
AVSS
R77
TUN SM/M-BUSY
26
SPEANA3
R77
27
10KHz
R77
SPEANA2
28
63Hz
R77
SPEANA1 29
R
SPEANA0 30
L
42 41 40 39 38 37 36 35 34 33 32 31
+B
5V BACK
R763
R757
10K R764
R765
R795
10K
SW
CD
SW
DIM
R
6
SW70
ON/
STAN
6