Adjustment - Sharp CD-CH1500H Service Manual

CD-CH1500H/CD-CH1500W
A
B
C
FFC901
1
GND
33
FH_C-SW_B
32
FH_C-SW_A
31
FH_A-SW_E
30
FH_A-SW_D
29
FH_A-SW_C
28
FH_A-SW_B
27
FH_A-SW_A
26
D FH_T-SW_A
25
FH_T-SW_B
24
FH_T-SW_C
23
CD-SW
22
21
20
19
18
17
16
15
14
13
12
11
CD_L
10
PU-IN
9
A_GND
8
C-MO_REV
7
E
CD_R
6
C-MO_FOR
5
CD_GND
4
CD_GND
3
CD_+B
2
CD_+B
1
33
F
TAPE MECHANISM
ASSEMBLY (1/2)
TAPE
MECHANISM
PWB-H
+SOL
1
SENSOR OUT
2
PLAY SW
SOLENOID
3
G +MTR
4
PLAY
5
SWITCH
6
+
7
M
+5V SENSOR
8
–
–COM
TAPE
9
MOTOR
10
CST_SW
CASSETTE
11
F_REC
SWITCH
12
R_REC
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 49.
1
+B
R1035
5.6K
R1036
5.6K
CD_RES
CD_CCE
CD_BUCK
CD_BUS3
CD_BUS2
CD-RW
CD_BUS1
T-MO_REV
CD_BUS0
T-MO_FOR
C980
0.22
C981 C901
0.22 1000/6.3
FOR
CD-CH1500H
ONLY
C903
0.1/50
+B
Q905
2SB561 C Q905,Q906: SOLENOID DRIVER
11.4V
0V
R1011
100K
RUN PULSE
C913
FFC970
2.2/50 3 2
KRC107 M
1 1
12
0V 5V
R1013
1 R1133
11
47K
470
10
9
11.4V
0V
8
L910
7 47µH
6 C912
Q908
47/16
5 2SB561 C
4
3
Q908, Q909: MOTOR DRIVER
2
1
12
12
2
Figure 24 SCHEMATIC DIAGRAM (3/14)
LED-TIMER R932
DIMMER R933
S-MUTE R934
P-CLOSE R935
P-OPEN R936
X901
C902
600MHz
0.1
C941
C942 X902
22P
18P
C943
32.768kHz
(CH)
(CH)
0.1
R1044 R943 1K
22K
R944
RX_IN
R1065 JOG-A R965
10K
JOG-B R966
R1066
10K
R948
R995
R946
R947
1K
C1013
0.022
R1046
12K
L901
100µH
R1003
4.7K
D906
IC905
DS1SS133
R1001 KIA7042AP
47K
RESET
Q901
C905
KRC102 M
3.3/50
3 IC905
2 3
5V
5V
2
1
C906
0.1
D907
Q901: RESET
DS1SS133
+B
Q906
R1012 KRC107 M
1K
3
SOL
11.3V
2 0V
1
Q907
RUN_PUL
CAM-SW
+B
R1014
100K
2 3 MOTOR
11.3V 0V
R1015 Q909
1 KRC107 M
820
+B
CST-SW
SIDE-A
SIDE-B
g h i
P30 3 - H
TO AUDIO SECTION
3 4
– 24 –
R1124
10K
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
31
1K
32 5V
TIMER LCD
1K
33 BACK LED CONT 5V
1K
SYS MUTE 5V
34
1K
5V
35 C FUTA CL
1K
36 27 NC
C FUTA OP 0.2V
28 POWER RLY 0.8V
37 VDD 5V
29 LCD RS
38 X2 2.6V IX0417AW
30 LCD R/W
39 2.3V
X1
R941 SYSTEM
31 LCD E
40 VSS 0V
330K
41 XT2 2.8V
MICROCOMPUTER
42
XT1 2V
RES
43 RESET 4.4V
1K
44 REMOCON 5V
51 AVDD A 5V
1K
45
JOG-A 5V 52 Vref 0 5V
1K
46 5V
JOG-B 53 KEY 0 5V
47 SYS STOP 5V 54 KEY 1
5V
1K
48 PROTECT 5V
1K
49
SP RLY 5V
1K
50 POWER KEY 5V
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
C917
0.1
C916
0.1
C998
22/10
+B
C964
0.1
+B
R1055 R1057
10K 10K
D901
DS1SS133 +B
D902
DS1SS133
1
5V
C907
10/50
+B
+B
O Q P X Y U V W T R S d f
P30 1 - H
P30 6 - C
TO AUDIO SECTION TO AUDIO SECTION
5
C950
C958
C957
150P
390P
150P
(CH)
(CH)
R1031 0V
1 VSS
EX-DATA 1K
0V
2 DATA
EX-CLK R1007 0V
3 CLK
1K
LCK1
0V
4 LCK
CD-SW R1008
1.1V
5 CD-SW
1K
R1141
6 NC
1K
7 NC
8 NC
0V
9 CD-R_S
+B
+B
R1068
10K
D951
DS1SS1
9 8 7 6 5 4 3 2 1
0V V
5V REC MU
0V FH M
0V FH M
4 0V FH M
DEST_OUT1 0V
3 REC BIAS 0V 0V
FH M
IC901
2 REC 0V
5V CD PICK
1 PB MUTE 5V
5V CD R
0V CD RES
0V CD BU
0V CD BU
0V CD BU
0V CD BU
80 FH A-SW A 0.2V
5V CD BUC
79 FH A-SW B 0.2V
5V
78 FH A-SW C 0.2V CD C
0.2V
77 FH A-SW D 5V FH C-SW
0.2V FH C-SW
0.2V FH T-SW
5V FH T-SW
0.2V FH T-SW
R1088
5.6K
R1062
3.3K
5V
1
C100
0.1
+B
+B
-B
+B
+B
A_GND
c b a
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
BI9
CNP806
P32 1 - D, P34 1 - D
TO POWER PWB
6
R