Sharp CD-E500 Service Manual - Page 48

IC701 RH-iX0058SJZZ: System Microcomputer IX0058SJ 1/2

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CD-E500 CD-E55/E44 IC701 RH-iX0058SJZZ: System Microcomputer (IX0058SJ) (1/2) Pin No. Port Name Terminal Name Input/Output Function 1 P16 TIMER_LED Output Timer LED control. 2* P17 RDS_DATA Input/Output Open 3* P30 RDS_CLE Input/Output Open 4 P31 CD_CE Output CD DSP CE output. 5 P32 CD_RES Output CD DSP reset. 6 P33 CD_DRF Input CD DRF level detection. 7 P34 CD_WRQ Input CD write read request. 8* P35 PROG0 Input/Output Open 9* P36 PROG1 Input/Output Open 10* P37 PROG2 Input/Output Open 11 RES RESET IN PUT Input Reset signal input. 12* XT1 XT1 Input Open 13* XT2 XT2 Input/Output Open 14 VSS1 GND - Ground voltage. 15 CF1 CF1 Input Main clock. 16 CF2 CF2 Output Main clock. 17 VDD1 VDD1 - (+) Power supply. 18 P80 KEY1_IN Input Key input. 19 P81 KEY2_IN Input Key input. 20* P82 NO USE Input/Output Open 21 P83 FAN_PRT Input Fan protect circuit input. 22 P84 MODE_CKECK Input Ground level input. 23 P85 T2_TAPE2_SW Input Tape SW detection. 24* P86 T1_TAPE1_SW Input/Output Open 25* P87 RDS_VSM Input/Output Open 26 P70 SYS_STOP Input System stop input. 27 P71 X-BASS/DEMO Input Key input. 28 P72 POWER_KEY Input Key input. 29 P73 IRQ Input Remocon input. 30-38 S0/T0-S8/T8 G9-G1 Output FL(VFD) segment driver. 39*-45* S9/T9-S15/T15 NO USE Input/Output Open 46 VDD3 VDD3 - (+) Power supply. 47-50 S16-S19 P1-P4 Output FL(VFD) segment driver. 51 FIX0 GND - Connect to GND. 52-67 S20-S35 P5-P20 Output FL(VFD) segment driver. 68 S36 DISC_NO_SW Input Tray disc no. SW detection. 69 S37 DISC1_SW Input Tray disc 1 SW detection. 70 S38 DISC_UP_SW Input Tray disc up SW detection. 71 S39 CLOSE_SW Input Tray close SW detection. 72 VDD4 VDD4 - (+) Power supply. 73 S40 ROTATE Output Tray motor control. 74 S41 DISC_DOWN_SW Input Tray disc down SW detection. 75 S42 OPEN_SW Input Tray open SW detection. 76 S43 TAPE_BIAS Output Tape record bias. 77 S44 REC_PLAY Output Tape REC/PLAY change. 78 S45 REC Input Tape 2 rec SW detection. 79 S46 MOTOR Output Tape motor control. 80 S47 T1_SOL Output Tape 1 solenoid control. 81 S48 T2_SOL Output Tape 2 solenoid control. 82 S49 T1_RUN_PLUS Input Tape 1 RUN PULSE input. 83 S50 T2_RUN_PLUS Input Tape 2 RUN PULSE input. In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside. - 48 -

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CD-E500
CD-E55/E44
– 48 –
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC701 RH-iX0058SJZZ: System Microcomputer (IX0058SJ) (1/2)
1
P16
TIMER_LED
Output
Timer LED control.
2*
P17
RDS_DATA
Input/Output
Open
3*
P30
RDS_CLE
Input/Output
Open
4
P31
CD_CE
Output
CD DSP CE output.
5
P32
CD_RES
Output
CD DSP reset.
6
P33
CD_DRF
Input
CD DRF level detection.
7
P34
CD_WRQ
Input
CD write read request.
8*
P35
PROG0
Input/Output
Open
9*
P36
PROG1
Input/Output
Open
10*
P37
PROG2
Input/Output
Open
11
RES
RESET
IN
PUT
Input
Reset signal input.
12*
XT1
XT1
Input
Open
13*
XT2
XT2
Input/Output
Open
14
VSS1
GND
–
Ground voltage.
15
CF1
CF1
Input
Main clock.
16
CF2
CF2
Output
Main clock.
17
VDD1
VDD1
–
(+) Power supply.
18
P80
KEY1_IN
Input
Key input.
19
P81
KEY2_IN
Input
Key input.
20*
P82
NO USE
Input/Output
Open
21
P83
FAN_PRT
Input
Fan protect circuit input.
22
P84
MODE_CKECK
Input
Ground level input.
23
P85
T2_TAPE2_SW
Input
Tape SW detection.
24*
P86
T1_TAPE1_SW
Input/Output
Open
25*
P87
RDS_VSM
Input/Output
Open
26
P70
SYS_STOP
Input
System stop input.
27
P71
X-BASS/DEMO
Input
Key input.
28
P72
POWER_KEY
Input
Key input.
29
P73
IRQ
Input
Remocon input.
30-38
S0/T0-S8/T8
G9-G1
Output
FL(VFD) segment driver.
39*-45*
S9/T9-S15/T15
NO USE
Input/Output
Open
46
VDD3
VDD3
–
(+) Power supply.
47-50
S16-S19
P1-P4
Output
FL(VFD) segment driver.
51
FIX0
GND
–
Connect to GND.
52-67
S20-S35
P5-P20
Output
FL(VFD) segment driver.
68
S36
DISC_NO_SW
Input
Tray disc no. SW detection.
69
S37
DISC1_SW
Input
Tray disc 1 SW detection.
70
S38
DISC_UP_SW
Input
Tray disc up SW detection.
71
S39
CLOSE_SW
Input
Tray close SW detection.
72
VDD4
VDD4
–
(+) Power supply.
73
S40
ROTATE
Output
Tray motor control.
74
S41
DISC_DOWN_SW
Input
Tray disc down SW detection.
75
S42
OPEN_SW
Input
Tray open SW detection.
76
S43
TAPE_BIAS
Output
Tape record bias.
77
S44
REC_PLAY
Output
Tape REC/PLAY change.
78
S45
REC
Input
Tape 2 rec SW detection.
79
S46
MOTOR
Output
Tape motor control.
80
S47
T1_SOL
Output
Tape 1 solenoid control.
81
S48
T2_SOL
Output
Tape 2 solenoid control.
82
S49
T1_RUN_PLUS
Input
Tape 1 RUN PULSE input.
83
S50
T2_RUN_PLUS
Input
Tape 2 RUN PULSE input.
Port Name
Terminal Name
Pin No.
Input/Output
Function