Sharp CD-C410W Service Manual page 40

CD-C410W/C415W/C420W,CP-C410/C415/SR410
IC701 RH-iX0191AWZZ:System Microcomputer (IX0191AW) (1/2)
Pin No. Port Name Terminal Name
1-7 FIP6-0 FL DRIVER
8 VDD
9 P27 TAPE BIAS
10 P26 TAPE REC
11 P25 T1/T2
12 P24 CD DSP WRQ
13 P23 CD DSP RWC
14 SCK1 CD DSP CQCK
15 SO1 CD DSP COIN
16 SI1 CD DSP SQOUT
17 RESET RESET
18 P74 CD DSP RES
19 P73 CD T/T OPEN/CLOSE
20 AVSS ———
21 ANI7 CD UP/DOWN
CD DISC NO
22 ANI6 T2 RUN PLSE
23 ANI5 L-CH CHECK
24 ANI4 R-CH CHECK
25 ANI3 KEY INPUT 3
26 ANI2 KEY INPUT 2
27 ANI1 KEY INPUT 1
28 ANI0 Initial setting input
29 AVDD AVDD
30 AVREF AVREF
31 P04 SRS
32* XT2 ———
33 VSS
34 X1 X1
35 X2 X2
2
36 P37 C B CL
37 P36 C 2 B CE
38 P35 C 2 B DI
39 P34 C 2 B DO
40 P33 CD DRF
41 P32 CD PUIN
42 P31 CD SL+
43 P30 CD SL-
44 P03 POWER
45 P02 TUNER SD
46 INPT1 SYSTEM STOP
47 INPT0 REMOCON
48 IC INTERNALLY
CONECTED
49* P72 P.B MUTE
50 P71 TAPE SOL.
51 P70 TAPE MOTOR
52 VDD VDD
53 P127 MIC MUTE
54* P126 VOL.0 MUTE
55 P125 TAPE F.P.
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
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Input/Output
Output Segment Output
— Connect with BACK UP VDD
Output TAPE BIAS ON: H
Output TAPE REC. ON:L
Output TAPE2 PLAY:L
Input CD DSP Write request
Output CD DSP Read write control
Output CD DSP Clock
Output CD DSP Comand
Input CD DSP Code Q out
Input Reset Input: L
Outout Display Reset
Input CD Turntable open close
— Connect with GND
Intput CD mecha up/down CD disc no
Input TAPE2 Run pulse
Input/Output For TEST mode
Input/Output For TEST mode
Input Key input 3
Input Key input 2
Input Key input 1
Input Initial setting input
— Connect with BACK UP VDD
— Connect with UNBACK UP VDD
Input SRS provided/not provided
— Not Connect
— Connect with GND
Input MAIN CLOCK 4.19MHz
Output MAIN CLOCK 4.19NHz
2
Output C B Bus clock
Output C 2 B Bus chip enable
Output C 2 B Bus comand
Input C 2 B Bus data
Input Data read flug from DSP
Input L: Innermost periphery
Output CD pickup slide motor control
Output CD pickup slide motor control
Output POWER ON: H
Input Tuner SD Signal
Input System Stop Signal
Input Remote Control Code Input
— Connect with GND
Output P.B MUTE ON: H
Output TAPE SOL. ON: L
Output TAPE MOTOR ON: L
— Connect with BACK UP VDD
Input MIC MUTE: L
CD STOP, TAPE STOP state: Mute cancel
Output Not connect
Input TAPE FOOL PROOF
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Function
REC: L