Service manual

CD-SW250DVD
8 – 1
AudioCD-SW250DVDService ManualCD-SW250DVDMarketE
CHAPTER 8. OTHERS
[1] Function table of IC
IC701 RH-iXA0067AW00: System Microcomputer (IXA067AW) (1/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin No. Port Name Terminal Name Input/Output Function
1 AVDD AVDD Input Analog Power supply 5 V.
2-4 P10~P12/
ANI0~ANI2
KEY 2-KEY 0 Input Key 0~2 input.
5 P13/ANI3 VOL_JOG Input Volume jog input.
6 P14/ANI4 PROTECT Input Power abnormal detect.
7 P15/ANI5 T_FP_SW Input Tape Fool Proof A&B SW.
8 P16/ANI6 SPAN Input Span Selector Input.
9 P17/ANI7 T_RUN PULS Input Tape Run Pulse detect.
10 P00/ANI8 DISC/CLAMP_SW Input CD Mecha Disc & Clamp SW.
11 P01/ANI9 TRAY_SW1&2 Input CD Mecha Tray SW 1&2.
12 P02/ANI10 DVD+B PRT Input DVD Power Supply Abnormal detect.
13* P03/ANI11 NO USE Input Connect to Ground.
14 AVSS AVSS — Analog ground.
15 VSS1 VSS — Ground voltage
16 X1 XIN Input Main Clock input
17 X2 XOUT Output Main Clock output.
18 VDD1 VDD Input Power supply.
19 VPP VPP — Connect to GND.
20* P20 NO USE Output Open.
21 P25/SI0 DVD DATA Input DVD Data input.
22 P26/SO0 SYS DATA Output System Data output.
23 P27/SCK0 DVD CLK Input DVD Clock Input.
24 P67/INTP2 P_IN Input Power failure detect.
25 P66/TIO51 PHOTO Input CD Mecha Photo SW.
26 P65/INTP1 SP_DET Input Speaker abnormal detect.
27 P64/INTP0 REMOCON Input Remocon input.
28 P63/TIO50 CE Output Tuner/Vol Chip Enable.
29 P62/SCK1 CLK Output Tuner Vol Clock.
30 P61/SO1 DI Output Tuner /Vol Data Output.
31 P60SI1 DO Input Tuner Data input.
32 P57/SCK2 DVD CS Output DVD Chip Select.
33 P56/SO2 DVD Reset Output DVD Reset.
34* P55SI2 NO USE Output Open.
35 P54 TIMER LED Output Timer LED.
36 P53 S_MUTE Output System mute control.
37 P52 T_SOL_B Output Tape solenoid B control.
38 P51 T_MOTOR Output Tape motor control.
39 P50 T_SOL_A Output Tape solenoid A control.
40 VSS0 VSS — Ground voltage.
41 VDD0 VDD Input Power supply.
42 RESET RESET Input Reset.
43 P47 ILLU_LED Output FL Edge Light Control.
44 P46 NS_SW2 Output New sound mode SW2.
45 P45 NS_SW1 Output New sound mode SW1.
46 P44 KARA_LATCH Output Karaoke Latch.
47 P43 MIC SW Input Mic SW Input.
48* P42 NO USE Output Open.
49 P41 SP_LED Output Speaker LED.
50 P40 DIST Input Destination input.
51 P107/FIP47 T_BIAS Output Tape bias control.
52 P106/FIP46 T_REC/PLAY Output Tape REC/PLAY control.
53 P105/FIP45 T_T1/T2 Output Tape 1/2 control.
54 P104FIP44 -20dBATT Output -20dB Attenuation Control.
55 P103/FIP43 SP_RLY Output Speaker relay control.
56 P102/FIP42 AC_RLY Output AC Relay control.
57 P101/FIP41 VIDEO MUTE Output Video Mute Control.