Sharp CD-BK260V Service Manual page 56

CD-BK260V/CD-BK2700V/CD-BK280V
IC701 RH-iX0411AWZZ: System Microcomputer (IX0411AW) (2/2)
Pin No. Port Name
50 P124 T 1 RUN
51 P123 T 2 RUN
52 P122 CD CLAMP SW
53 P121 NO USE
54 P120 PLAY SW_B
55 P117 FPA
56 P116 FPB
57 P115 MIC SW
58* P114 LCK 0
59 P113 DISTOUT
60 FIP39 NO USE
61 FIP38 KARAOKE LATCH
62 FIP37 NO USE
MPEG_POW
63 FIP36 NO USE
RDS RST/HSS_ACK
64 FIP35 NO USE
RDS RDDA/HSS_STB
65 FIP34 NO USE
RDS RDCL/HSS_DI
66 FIP33 NO USE
RDS READY/HSS_DO
67 P103 DIST3
FIP32 P22
68 P102 DIST2
FIP31 P21
69 P101 DIST1
FIP30 P20
70 P100 DIST0
FIP29 P19
71-78 FIP28-FIP21 P18-P11
79 VLOAD VLOAD
80-89 FIP20-FIP11 P10-P1
90-100 FIP10-FIP0 G11-G1
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC561, IC562, ICK2 VHiKiA4558P-1: Ope Amp. (KIA4558P)
Terminal Name
OUT A
1
2
–IN A
+IN A
3
VEE
4
Figure 56 BLOCK DIAGRAM OF IC
Input/Output
Input TAPE 1 RUN PULSE INPUT.
Input TAPE 2 RUN PULSE INPUT.
Input CD CHANGER CLAMP SWITCH.
Input GND
Input PLAY SWITCH FOR T2.
Input TAPE 2 A-SIDE FULL PROOF.
Input TAPE 2 B-SIDE FULL PROOF.
Input MIC SWITCH.
Output LED DRIVER LCK. (BU2092-D)
Output DESTINATION OUTPUT.
Output GND
Output KARAOKE LATCH.
Output GND
Output MPEG POWER CONTROL.
Output GND
Output RDS REST/HSS SYS ACKNOWLEDGE.
Input GND
Input RDS TRANSMIT DATA/HSS STROBE.
Output GND
Output RDS CLOCK/HSS DATA OUTPUT.
Input GND
Input REDAY/HSS DATA INPUT.
Input DESTINATION INPUT.
Output FL DISPLAY DRIVER.
Input DESTINATION INPUT.
Output FL DISPLAY DRIVER.
Input DESTINATION INPUT.
Output FL DISPLAY DRIVER.
Input DESTINATION INPUT.
Output FL DISPLAY DRIVER.
Output FL DISPLAY DRIVER.
Input FL DRIVER (-) POWER SUPP. -30 V
Output FL DISPLAY DRIVER.
Output FL DISPLAY DRIVER.
A
– +
B
+
–
– 56 –
Function
VCC
5
6
OUT E
–IN B
7
+IN B
8