Sharp CD-E700 (serv.man15) Service Manual ▷ View online
– 45 –
CD-E700E
IC701 RH-iX0553AWZZ: System Microcomputer (IX0553AW) (1/2)
1
VDD
VDD
Input
(+) Power supply.
2
P37
-20dBATT
Output
-20dB Attenuator.
3*
P36
NO USE
Output
Open.
4
P35
T_BIAS
Output
Tape record bias.
5
P34
T_T1/T2
Output
Tape T1/T2 change.
6
P33
T_REC/PLY
Output
Tape REC/PLAY change.
7
P32
CD_RESOUT
Output
CD DSP reset.
8
P31
CD WRQ
Input
CD write read request..
9*
P30
NO USE
Input
Connect to GND.
10
RESET
RESET
Input
Reset.
11
X2
X2
Output
Main clock.
12
X1
X1
Input
Main clock.
13
VPP/IC
VPP/IC
—
GND.
14*
XT2
XT2
—
Open.
15
P04
CD_DRF
Input
CD DRF level detection.
16
VDD
VDD
Input
(+) Power supply.
17
P27
CD_CLK
Output
CD DSP clock.
18
P26
CD_DI
Output
CD DSP command.
19
P25
CD_DO
Input
CD DSP CODE Q out.
20
P24
CD_CE
Output
CD DSP CE output.
21
P23
CE
Output
CE output.
22
P22
CLK
Output
Clock output.
23
P21
DI
Output
Data output.
24
P20
DO
Input
Data input.
25
AVSS
AVSS
—
Analog ground.
26
P17
D.NO SW
Input
CD DISC No. SW
27*
ANI6
TUN SM
Input
Tuner signal meter input.
28
ANI5
PLAY2/FPA/FPB SW
Input
Tape F.P A/B SW & PLAY 2 SW.
29
ANI4
PROTECT
Input
Power abnormal detect.
30
ANI3
LVL_DET
Input
Speaker output level detect.
31-33
ANI2-ANI0
KEY 2-KEY 0
Input
Key input.
34
AVDD
AVDD
Input
Analog VDD.
35
AVREF
AVREF
—
Analog ref voltage.
36
INTP3
P_IN
Input
Power failure detect.
37
P02
CLAMP SW
Input
CD CLAMP SW.
38
INTP1
SP_DET
Input
Speaker abnormal detect.
39
INTP0
REMOCON
Input
Remocon input.
40
VSS
VSS
—
Ground voltage.
41
P74
SMUTE
Output
System mute control.
42
P73
T_SOL B
Output
Tape 2 solenoid control.
43
P72
T_SOL A
Output
Tape 1 solenoid control.
44
P71
T_MOTOR
Output
Tape motor control.
45
P70
TIMER LED
Output
Timer LED control.
46
VDD
VDD
Input
(+) Power supply.
47*
P127
AC_RLY
Output
AC relay control.
48
P126
SP_RLY
Output
Speaker relay control.
49
P125
JOG 1
Input
Volume jog input 1.
50
P124
JOG 2
Input
Volume jog input 2.
51
P123
T 2_RUN
Input
TAPE 2 RUN PULSE input.
52
P122
T 1_RUN
Input
TAPE 1 RUN PULSE input.
53*
P121
MONST LED
Output
Monster LED.
Port Name
Terminal Name
Pin No.
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
CD-E700E
– 46 –
IC701 RH-iX0553AWZZ: System Microcomputer (IX0553AW) (2/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Port Name
Terminal Name
Pin No.
Input/Output
Function
54
P120
O/C SW
Input
CD OPEN/CLOSE SW.
55*
P117
MIC SW
Input
Mic switch input.
56*
P116
KARA_LATCH
Output
Karaoke latch. (When not used. Connect to 0 V.)
57*
P115
NO USE
Output
Open.
58*
P114
NO USE
Output
Open.
59*
P113
NO USE
Output
Open.
60*
P112
NO USE
Input
Open.
61*
P111
NO USE
Output
Open.
62*
P110
NO USE
Input
Open.
63
P107
ILU_LED1
Output
Illumination LED1.
64*
P106
ILU_LED2
Output
Illumination LED2.
65*
P105
ILU_LED3
Output
Illumination LED3.
66*
P104
FOR PLY_LED
Output
Forward play LED.
67*
P103
REV PLY_LED
Output
Reverse play LED.
68*
P102
STOP_LED
Output
Stop LED.
69
FIP30
DIST
Input
Distination input.
70
FIP29
S21
Output
FL segment driver.
71-74
P97-P94
DIST 0-DIST 3
Output
Distination output.
75-78
FIP24-FIP21
S16-S13
Output
FL segment driver.
79
VLOAD
VLOAD
Input
FL driver power supp. -30 V
80-91
FIP20-FIP9
S12-S1
Output
FL segment driver.
92-100
FIP8-FIP0
G9-G1
Output
FL grid driver.
CD-E700E
– 46 –
IC701 RH-iX0553AWZZ: System Microcomputer (IX0553AW) (2/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Port Name
Terminal Name
Pin No.
Input/Output
Function
54
P120
O/C SW
Input
CD OPEN/CLOSE SW.
55*
P117
MIC SW
Input
Mic switch input.
56*
P116
KARA_LATCH
Output
Karaoke latch. (When not used. Connect to 0 V.)
57*
P115
NO USE
Output
Open.
58*
P114
NO USE
Output
Open.
59*
P113
NO USE
Output
Open.
60*
P112
NO USE
Input
Open.
61*
P111
NO USE
Output
Open.
62*
P110
NO USE
Input
Open.
63
P107
ILU_LED1
Output
Illumination LED1.
64*
P106
ILU_LED2
Output
Illumination LED2.
65*
P105
ILU_LED3
Output
Illumination LED3.
66*
P104
FOR PLY_LED
Output
Forward play LED.
67*
P103
REV PLY_LED
Output
Reverse play LED.
68*
P102
STOP_LED
Output
Stop LED.
69
FIP30
DIST
Input
Distination input.
70
FIP29
S21
Output
FL segment driver.
71-74
P97-P94
DIST 0-DIST 3
Output
Distination output.
75-78
FIP24-FIP21
S16-S13
Output
FL segment driver.
79
VLOAD
VLOAD
Input
FL driver power supp. -30 V
80-91
FIP20-FIP9
S12-S1
Output
FL segment driver.
92-100
FIP8-FIP0
G9-G1
Output
FL grid driver.
CD-E700E
– 46 –
IC701 RH-iX0553AWZZ: System Microcomputer (IX0553AW) (2/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Port Name
Terminal Name
Pin No.
Input/Output
Function
54
P120
O/C SW
Input
CD OPEN/CLOSE SW.
55*
P117
MIC SW
Input
Mic switch input.
56*
P116
KARA_LATCH
Output
Karaoke latch. (When not used. Connect to 0 V.)
57*
P115
NO USE
Output
Open.
58*
P114
NO USE
Output
Open.
59*
P113
NO USE
Output
Open.
60*
P112
NO USE
Input
Open.
61*
P111
NO USE
Output
Open.
62*
P110
NO USE
Input
Open.
63
P107
ILU_LED1
Output
Illumination LED1.
64*
P106
ILU_LED2
Output
Illumination LED2.
65*
P105
ILU_LED3
Output
Illumination LED3.
66*
P104
FOR PLY_LED
Output
Forward play LED.
67*
P103
REV PLY_LED
Output
Reverse play LED.
68*
P102
STOP_LED
Output
Stop LED.
69
FIP30
DIST
Input
Distination input.
70
FIP29
S21
Output
FL segment driver.
71-74
P97-P94
DIST 0-DIST 3
Output
Distination output.
75-78
FIP24-FIP21
S16-S13
Output
FL segment driver.
79
VLOAD
VLOAD
Input
FL driver power supp. -30 V
80-91
FIP20-FIP9
S12-S1
Output
FL segment driver.
92-100
FIP8-FIP0
G9-G1
Output
FL grid driver.
Display
