Sharp MD-X60H Service Manual page 82

MD-X60H
IC901 RH-iX2757AFZZ:System Control Micon (2/4)
Pin No. Terminal Name
27 TRAY MOTOR P94
28 FLD RESET P95
29 CAM SW1 P120/RTP0
30 CAM SW2 P121/RTP1
31 CAM SW3 P122/RTP2
32 CAM SW4 P123/RTP3
33 CAM SW-A P124/RTP4
34 CAM SW-B P125/RTP5
35 CAM SW-C P126/RTP6
36 CAM SW-D P127/RTP7
37 – VDD
38 MAIN CLK X2
39 MAIN CLK X1
40 – VSS
41 SUB CLK XT2
42 SUB CLK XT1
43 RESET RESET
44 RX IN P00/INTP0
45 PROTECT P01/INTP1
46 NAME IN P02/INTP2
NM1
47 SPEANA-A P03/INTP3
48 SPEANA-B P04/INTP4
49 SPEANA-C P05/INTP5
50 DSTB P06/INTP6
51 – AVDD
52 – AVREFO
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Active
Port Name Input/Output
Level
Output
Output
Input
Input
Input
Input
Input
Input
Input
Input
–
–
Input
–
–
Input
Input
Input
Input
Input
Output L/H
Output L/H
Output L/H
Input L/H
–
Input
Setting
in Reset
L H TA7291S IN1 control. Refer to the true value table.
For Nch open drain, the external pull-up is required
INPUT
IN1 IN2
0
1
0
1
L L Reset output to M35500AFP/M66004FP
L – Detection input of cam SW1 to cam SW4
L: SW ON H: SW OFF
L – 14 cam positions (drum positions) are detected by using the
combination of SW1 to 4.
L –
L _
H – Main tray OPEN completion detection SW input
H: SW OFF (OPEN completion state)
L: SW ON (other state)
The CLOSE function is given with this SW when the tray lid is
pressed.Main tray OPEN completion detection SW input
L – Main tray CLOSE completion detection SW input
L: SW ON (CLOSE completion state)
H: SW OFF (other state)
L – Sub-tray storage completion detection SW input
L: SW ON (storage completion state)
H: SW OFF (other state)
H – Sub-tray SET completion detection SW input
H: SW OFF (SET completion state)
L: SW ON (other state)
– – Connected to VDD
– – 6 Mhz sera-lock
– – 6 Mhz sera-lock
– – Ground potential To be connected to VSS
– – 32.768 kHz crystal
– – 32.768 kHz crystal
L H Reset input
L H Remote control input
L H POWER AMP state abnormal detection input.
Abnormal sate: L
L H TEXT input from external MD
L Control of MPX part of BA3835S
L
L
A
L
L
L
L
H
H
H
H
L Strobe input from MD microcomputer. Interruption input
– – A/D converter analog power supply. To be connected to VDD
– – A/D converter reference voltage input. To be connected
toVDD..
– 82 –
Function
OUTPUT
OUT1 OUT2 MODE
0 STOP
0 H L CW(FORWARD)
1 L H CCW(REVERSE)
1 L L BRAKE
BA3835S
B C AOUT
L L GND
L H 105Hz
H L 340Hz
H H GND
L L 1kHz
L H GND
H L 3.4kHz
H H 10.5kHz