Sharp MD-MS200 Service Manual download pdf (Page 43)

MD-MS200W/MD-MS200/MD-MS200H

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1 ANI4 KEY1 Input Main unit key input detection input 1

2 ANI5 KEY2 Input Main unit key input detection input 2

3 ANI6 TEMP Input Temperature detection input

4 ANI7 TCG Input TOTAL signal level detection input

5 AVSS AVSS Input A/D converter ground potential

6 ANO0 LDVAR Output Laser power set output

7 ANO1 MDOUT Output Internal operation monitor output

8 AVREF1 AVREF1 Input D/A converter reference voltage input

9 P70 EPCS Output EEPROM chip selection output

10 P71 EEPD In/Output EEPROM serial data input/output

11 P72 EEPK Output EEPROM serial clock output

12 VSS VSS Input Ground potential

13 P20 DSPSTB Output Strobe output for main unit indication

14 SO1 DSPDAT Outout Indication data output

15 SCK1 DSPSCK In/Output Serial clock input/output for indication

16 P23 DSPSEL Output Indication data selection output

17 P24 RTCCE Output Chip enable output for RTC

18 P25 RTCWR Output Read/write output for RTC

19 P26 RTCDT In/Output Serial data input/output for RTC

20 P27 RTCCK Output Serial clock output for RTC

21* P80 P80 Output Not used

22 P81 RPLAY Input Remote control PLAY key input

23 P82 PLAY Input Main unit PLAY key input

24 P83 REC Input Main unit REC key input

25 P84 STOP Input Main unit STOP key input

26 P85 HOLD Input Main unit HOLD key input

27 P86 XRST Output LSI reset signal output

28 P87 PBGAIN Output Playback gain selection output

29-36 P40-47 SYSD0-SYSD7 Input/Output LSI parallel data bus

37 P50 SYWRX Output LSI register write pulse signal output

38 P51 SYRDX Output LSI register read pulse signal output

39 P52 SYCS Output LSI register selection signal output

40 P53 SWPUP Output Output for pull-up (*Terminal pull-up)

41 P54 TEST0 Input Tset Mode set input 0

42 P55 TEST1 Input Tset Mode set input 0

43 VSS VSS Input Ground potential

44 P56 P56 Output Not used

45 P57 MODE1 Input Operation mode setting input 1

46 P60 DISC ID Input Disc type detection switch input

47 P61 DISC PRO Input Record enable/disable detection switch input

48 P62 INNSW Input Innermost periphery position detection switch input

49 P63 EJECT Input Eject operation detection switch input

50 P64 DISC IN Input Disc insertion detection switch input

51 P65 DISC Output Tracking signal polarity selection output

52 P66 LDON Output Laser control output

53 P67 HFON Output Pickup high frequency superposition control output

54 P100 HDON Output Magnetic head current control output

55 T06 T06 Output Serial clock output for remote control

56 P102 LDCNT1 Output Magnetic head arm control output 1

57 P103 LDCNT2 Output Magnetic head arm control output 2

IC401 RH-iX2596AF02(IX2596AF):System Microcomputer (1/2)

FUNCTION TABLE OF IC

Pin No.

FunctionPort Name Terminal Name

Input/Output

In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 55 56

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Sharp MD-MS200 Service Manual Page 43

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