Sharp CD-BA1700H Service Manual download pdf (Page 43)

– 43 –

CD-BP160W/180W/1500W/1700W

IC701 RH-iX0328AWZZ: System Microcomputer (IX0328AW) (1/2)

Port Name Terminal NamePin No. Input/Output

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

Function

1 VDD VDD — (+) Power supply

2* P37 — — GND

3* P36 S-BUSY Output Commintcate to mpeg ucom

4 P35 T–BTAS Output Tape record bias

5 P34 T–T1/T2 Output Tape T1/T2 change

6 P33 REC/PLAY Output Tape rec/play change

7 P32 RES OUT Output CD DSP reset & mpeg ucom reset

8 P31 DRF Input CD RF level detection

9 P30 WRQ Input CD DSP write requset

10 RESET RESET Input Reset

11 X2 X2 Output Main clock

12 X1 X1 Input Main clock

13 Vpp/IC VPP/IC — GND

14* XT2 XT2 — Open

15 P04 CD INT Input CD DSP interrupt

16 VDD VDD — (+) Power supply

17 P27 CD CLK Output CD DSP clock/mpeg ucom clock

18 P26 CD DI Outout CD DSP command/mpeg ucom comma

19 P25 CD DO Input CD DSP code Q out/mpeg ucom data input

20 P24 CD CE Output CD DSP CE output

21 P23 CE Output CE output

22 P22 CLK Output Clockoutput

23 P21 DI Output Data output

24 P20 DO Output Data input

25 AVss AVSS — Analog ground

26 ANI7 TUN SM Input Tuner signal meter input

P17 M–BUSY Input Commintcate to mpeg ucom m_busy

27 ANI6 NO USE Input GND

28 ANI5 SPEANA 2 Input Speana data input 16 KHz

29 ANI4 SPEANA 1 Input Speana data input 1 KHz

30 ANI3 SPEANA 0 Input Speana data input 63 KHz

31-33 ANI2-ANI0 KEY2-KEY0 Input Key input

34 AVDD AVDD — Analog VDD

35 AVREF AVref — Analog ref voltage

36 INTP3 SYS STOP Input System stop input

37 P02 SP_RLY Output Speaker output relay control

38 INTP1 NO USE Input GND

39 INTP0 REMOCON Input Remocon input

40 Vss VSS — Ground voltage

41 P74 SMUTE Output System mute control

42 P73 T_SOL_B Output Tape2 solenoid control

43 P72 T_SOL_A Output Tape1 solenoid control

44 P71 T_MOTOR Output Tape motor control

45 P70 TIMER LED Output Timer LED control

46 VDD VDD — (+) Power supply

47 P127 AC RLY_CONT Output AC relay control

48* P126 SPRLY Output Speaker output relay control

49 P125 SPK_DET Input Speaker output detdction

50 P124 T1 RUN Input Tape1 run pulse input

51 P123 T2 RUN Input Tape2 run pulse input

52 P122 CD CLAMP Intput CD changer clamp switch

53 P121 PLAY SW_A Input Play switch for Tape1

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 59 60

Comments to this Manuals

No comments

Sharp CD-BA1700H Service Manual Page 43

Comments to this Manuals

Related products and manuals for Cassette players Sharp CD-BA1700H