Sharp CD-CH1500, Руководство по обслуживанию

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CD-CH1500
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52 AVref0 — — Analog reference potential 0
53 P10/ANI0 KEY0 Input Key input 0 (AD port)
54 P11/ANI1 KEY1 Input Key input 1 (AD port)
55 P12/ANI2 KEY2 Input Key input 2 (AD port)
56 P13/ANI3 KEY3 Input Key input 3 (AD port)
57 P14/ANI4 KEY4 Input Key input 4 (AD port)
58 P15/ANI5 LEVEL_L Input Level meter input L-ch
59 P16/ANI6 VSM Input Tuner state input
60 P17/ANI7 LEVEL_R Input Level meter input R-ch
61 Avss — — Analog GND
62 P130/ANO0 TAPE MECHA Input Tape mecha select single/reverse
63* P131/ANO1 — Output Not used
64 AVref1 — Input Analog reference potential 1
65* P70/RxD2/SI2 RX Input Not used
66* P71/TxD2/SO2 TX Output Not used
67* P72/ASCK2/SCK2 — Input Not used
68 P20/RxD1/SI1 TUNER DI Input Tuner data input
69 P21/TxD1/SO1 TUNER DO Output Tuner data output
70 P22/ASCK1/SC TUNER CL Output Tuner clock output
71* P23/PCL — Output Not used
72* P24/BUZ — Output Not used
73 P25/SI0/SDA0 LCD R/W Input/Output Control output read/write to LCD driver
74* P26/SO0 — Output Not used
75 P27/SCK0/SCL0 LCD E Output Control output clock to LCD driver
76 P80/A0 FH A-SW E Input CAM A switch e
77 P81/A1 FH A-SW D Input CAM A switch d
78 P82/A2 FH A-SW C Input CAM A switch c
79 P83/A3 FH A-SW B Input CAM A switch b
80 P84/A4 FH A-SW A Input CAM A switch a
81 P85/A5 FH T-SW A Input TRAY identification switch a
82 P86/A6 FH T-SW B Input TRAY identification switch b
83 P87/A7 FH T-SW C Input TRAY identification switch c
84 P40/AD0 FH C-SW B Input CAM C switch b
85 P41/AD1 FH C-SW A Input CAM C switch a
86 P42/AD2 CD CCE Output CD LSI chip enable
87 P43/AD3 CD BUCK Output CD LSI clock
88 P44/AD4 CD BUS3 Input/Output CD LSI data input/output
89 P45/AD5 CD BUS2 Input/Output CD LSI data input/output
90 P46/AD6 CD BUS1 Input/Output CD LSI data input/output
91 P47/AD7 CD BUS0 Input/Output CD LSI data input/output
92 P50/A8 CD RESET Output CD LSI reset
93 P51/A9 CD RW Output CD-RW reproduction switching
94 P52/A10 CD PICK IN Input CD pickup inner switch input
95 P53/A11 FH MOTOR Output Tray motor forward rotation
96 P54/A12 FH MOTOR Output Tray motor reverse rotation
97 P55/A13 FH MOTOR Output CAM motor forward rotation
98 P56/A14 FH MOTOR Output CAM motor reverse rotation
99 P57/A15 REC MUTE Output TAPE REC mute
100 Vss — Input Ground potertial connected to VSS
IC901 RH-iX0417AWZZ: System Microcomputer (IX0417AW) (2/2)
Pin No.
Input/Output
Port Name
Terminal Name
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Function