Sharp MD-X60H, Руководство по обслуживанию

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