Sharp IM-DR580H(BK), Service Manual

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IM-DR580H
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1* P96 CKSTP Output Microcomputer operation monitor output.
2 P95 LDON Output P.U. laser ON/OFF control output.
3 DA1 LDVAR Output P.U. laser power setting output.
4* DA0 MCMON Output Internal operation status monitor.
5* P92 N.C. Output Reserve
6 TB1IN SPIN Input Spindle motor FG pulse detection input.
7 TB0IN CIN Input Track cross signal/focus drive detection.
8* P141 N.C. Output Reserve
9 P140 HDIHS Output Recording current high/normal speed switching.
10 BYTE BYTE Input External data bus width selection input.
11 CNVSS CNVSS Input Processor mode switching input.
12 P87 CORCT2 Output LSI Vdd1 PWM power SW ON/OFF.
13 P86 SYCPW Output System LSI core power supply ON/OFF.
14 RESET _RESET Input Microcomputer hardware reset input.
15 XOUT EXTAL — Crystal oscillator connection terminal.
16 VSS VSS — Ground potential.
17 XIN XTAL — Crystal oscillator connection terminal.
18 VCC1 VCC1 Input Positive power supply.
19 NMI NMI Input Reserve
20 INT2 _DINT Input System LSI interrupt.
21 INT1 _CKINT Input Cradle interrupt key detection input.
22 INT0 _HKINT Input Main unit interrupt key detection input.
23 P81/TA4IN _CHGON Output Reserve
24* P80 RCPCNT Output Recording circuit power supply control output.
25 TA3IN _RKINT Input Remote control interrupt key detection input.
26 P76 HDON Output Recording head current control output.
27 P75 CHGCNT Output Charge control.
28 TA2OUT BUZOUT Output Beep tone pulse output.
29 P73 CHGON Output Charge ON/OFF control output.
30 CLK2 SQC_SCK Output Security chip clock output.
31 RXD2 SQC_SI Input Security chip data input.
32 TXD2 SQC_SO Output Security chip data output.
33 TXD1 DSPDAT Output Main unit display data output.
34 VCC1 VCC1 Input Positive power supply.
35 P66 DSPSTB Output Main unit display strobe output.
36 VSS VSS — Ground potential.
37 CLK1 DSPSCK Output Main unit display data clock output.
38* P64 TEST0 Input Test mode setting input 0.
39 TXD0 RMDAT Output Remote control display data output.
40 RXD0 PCLID Input Jig IF data input.
41* CLK0 SCK0 Output Serial clock output. (Not used)
42 P60 OPICGA Output P.U. detection sensitivity switching output.
43 P137 SQC_INT Input Security chip interrupt.
44 P136 PLL_SW Output Security chip PLL SW.
45 P135 SRESET Output Security chip RESET.
46 P134 SQC_CS Output Security chip CS.
47* P57 N.C. Output Reserve
48 P56 SGAIN Input/Output RF amplifier gain switching output.
49 P55 DISCP Input/Output RF amplifier TE polarity switching output.
50 P54 PSLUSB Output Microcomputer power supply selection from USB.
51 P133 PWSCCR Output Security chip core power supply control.
Pin No.
Function Port Name Terminal Name Input/Output
IC401 RH-iX0605AW00 : System Microcomputer (IX0605AW) (1/3)
In this unit, the terminal with asterisk mark (*) is open terminal which is not connected to the outside.