Sharp CD-DP2400E (serv.man16) Service Manual ▷ View online
CD-DP2400E
– 48 –
54
P120
PLAY SW_B
Input
PLAY SWITCH FOR T2
55
P119
FPA
Input
TAPE2 A-SIDE FULL PROOF
56
P118
FPB
Input
TAPE2 B-SIDE FULL PROOF
57*
P117
MIC SW
Input
MIC SWITCH
58*
P116
KARAOKE LATCH
Output
KARAOKE LATCH
59
P115
DIST_OUT/SW OUT
Output
DISTINATION OUTPUT/SWITCH OUTPUT
60
P112
SPAN
Input
TUNER SPAN CHANGE
FIP39
P25
Output
FL DISPLAY SEGMENT DRIVER
61
P111
MOV VOL COM OPN SW
Input
MOVING VOLUME CONTROL OPEN SWITCH
FIP38
P24
Output
FL DISPLAY SEGMENT DRIVER
62
P110
MOV VOL COM CLS SW
Input
MOVING VOLUME CONTROL CLOSE SWITCH
FIP37
P23
Output
FL DISPLAY SEGMENT DRIVER
63-66
FIP36-FIP33
P22-P19
Output
FL DISPLAY SEGMENT DRIVER
67
P103
DIST3
Input
DISTINATION INPUT
FIP32
P18
Output
FL DISPLAY SEGMENT DRIVER
68
P102
DIST2
Input
DISTINATION INPUT
FIP31
P17
Output
FL DISPLAY SEGMENT DRIVER
69
P101
DIST1
Input
DISTINATION INPUT
FIP30
P16
Output
FL DISPLAY SEGMENT DRIVER
70
P100
DIST0
Input
DISTINATION INPUT
FIP29
P15
Output
FL DISPLAY SEGMENT DRIVER
71-78
FIP28-FIP21
P14-P7
Output
FL DISPLAY SEGMENT DRIVER
79
VLOAD
VLOAD
—
FL DRIVER (-) POWER SUPP. -30V
80-85
FIP20-FIP15
P6-P1
Output
FL DISPLAY SEGMENT DRIVER
86-100
FIP14-FIP0
G15-G1
Output
FL DISPLAY SEGMENT DRIVER
IC701 RH-iX0509AWZZ: System Microcomputer (IX0509AW) (2/2)
Port Name
Terminal Name
Pin No.
Input/Output
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Function
1
IN2-
CH2 inverted input.
2
IN1A-
CH1 inverted input.
3
IN1B-
CH1 output offset control.
4
OUT1-
CH1 inverted output.
5
OUT1+
CH1 non-inverted output.
6
OUT2-
CH2 inverted output.
7
OUT2+
CH2 non-inverted output.
8-14
GND
GND
15
OUT3+
CH3 non-inverted output.
16
OUT3-
CH3 inverted output.
17
IN3-
CH3 inverted input.
18
VCC1
Power supply 1 (CH1, CH2, CH3)
19
STANDBY
STANDBY signal input.
20
VRFE
CH1-CH4 Reference voltage input.
21
MUTE
Mute signal input (CH6).
22
IN5-
CH5 inverted input.
23
IN5+
CH5 non-inverted input.
24
VCC2
Power supply 2 (CH4).
25
IN4-
CH4 inverted input.
26
OUT4-
CH4 inverted output.
27
OUT4+
CH4 non-inverted output.
28
VCC3
Power supply 3 (CH5).
29-35
GND
GND
36*
OUT5+
CH5 non-inverted output.
37*
OUT5-
CH5 inverted output.
38
OUT6+
CH6 non-inverted output.
39
OUT6-
CH6 inverted output.
40
VCC4
Power supply 4 (CH6).
41
IN6-
CH6 inverted input.
42
IN6+
CH6 non-inverted input.
IC3 VHiM63001FP-1: Focus/Tracking/Spin/Sled Driver (M63001FP)
Pin No.
Terminal
Name
Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
27
26
25
24
23
22
TO
FD
FO
FO+
FO–
TR+
TR–
SL–
SL+
SLDO
VCC1
STANDBY
VTEF
MUTE
GND
GND
VCC3
SP–
SP+
SPO SPDO
VCC2(SPN)
IN5+
IN5–
LD_M+
LD_M–
VCC4
LOADING M+
LOADING M–
OUT5–
OUT5+
M63001FP
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Figure 48 BLOCK DIAGRAM OF IC
– 49 –
CD-DP2400E
IC401 VHiLC75341/-1: Audio Processor (LC75341)
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
17
LVref
RVref
CONTROL
CIRCUIT
CONTROL
CIRCUIT
CONTROL
CIRCUIT
LOUT
LBASS
LIN
LSEL0
L4
L3
L2
L1
R1
R2
R3
R4
RSEL0
RIN
RTRE
LTRE
RBASS
ROUT
Vref
VDD
CL
DI
CE
VSS
CCB
INTERFACE
CD
Tuner
Tape
Video
24 23 22 21 20 19 18 17 16 15 14 13
1
2
3
4
5
6
7
8
9
10 11 12
LC75341
DI
CE
VSS
LOUT
LBASS
LTRE
LIN
LSEL0
L4
L3
L2
L1
CL
VDD
VREF
ROUT
RBASS
RTRE
RIN
RSEL0
R4
R3
R2
R1
Figure 49 BLOCK DIAGRAM OF IC
– 49 –
CD-DP2400E
IC401 VHiLC75341/-1: Audio Processor (LC75341)
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
17
LVref
RVref
CONTROL
CIRCUIT
CONTROL
CIRCUIT
CONTROL
CIRCUIT
LOUT
LBASS
LIN
LSEL0
L4
L3
L2
L1
R1
R2
R3
R4
RSEL0
RIN
RTRE
LTRE
RBASS
ROUT
Vref
VDD
CL
DI
CE
VSS
CCB
INTERFACE
CD
Tuner
Tape
Video
24 23 22 21 20 19 18 17 16 15 14 13
1
2
3
4
5
6
7
8
9
10 11 12
LC75341
DI
CE
VSS
LOUT
LBASS
LTRE
LIN
LSEL0
L4
L3
L2
L1
CL
VDD
VREF
ROUT
RBASS
RTRE
RIN
RSEL0
R4
R3
R2
R1
Figure 49 BLOCK DIAGRAM OF IC
– 49 –
CD-DP2400E
IC401 VHiLC75341/-1: Audio Processor (LC75341)
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
17
LVref
RVref
CONTROL
CIRCUIT
CONTROL
CIRCUIT
CONTROL
CIRCUIT
LOUT
LBASS
LIN
LSEL0
L4
L3
L2
L1
R1
R2
R3
R4
RSEL0
RIN
RTRE
LTRE
RBASS
ROUT
Vref
VDD
CL
DI
CE
VSS
CCB
INTERFACE
CD
Tuner
Tape
Video
24 23 22 21 20 19 18 17 16 15 14 13
1
2
3
4
5
6
7
8
9
10 11 12
LC75341
DI
CE
VSS
LOUT
LBASS
LTRE
LIN
LSEL0
L4
L3
L2
L1
CL
VDD
VREF
ROUT
RBASS
RTRE
RIN
RSEL0
R4
R3
R2
R1
Figure 49 BLOCK DIAGRAM OF IC
Display
