Sharp CD-BA1200H Service Manual page 45

IC701 RH-iX0337AWZZ: System Microcomputer (IX0337AW) (2/2)
Pin No. Port Name
54 P120 T2 PLAY SW_B
55 P119 PPA
56 P118 FPB
57 P117 MIC IN
58* P116 KARAOKE LATCH
59 P115 DISTOUT/SW OUT
60 FIP39 SPN
61*-62* FIP38-FIP37 NO USE
63*-66* FIP36-FIP33 P22-P19
67-70* FIP32-FIP29 P18-P15
(68*,69*) P103-P100 DIST3-DIST0
71-78 FIP28-FIP21 P14-P7
79 VLOAD VLOAD
80-85 FIP20-FIP15 P6-P1
86-89 FIP14-FIP11 ––
90-100 FIP30-FIP0 G11-G1
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC3 VHiM63001FP-1: Focus/Tracking/Spin/Sled Driver (M63001FP)
Terminal
Pin No.
Name
1 IN2- CH2 inverted input.
2 IN1A- CH1 inverted input.
3 IN1B- CH1 output offset control.
4 OUT1- CH1 inverted output.
5 OUT1+ CH1 non-inverted output.
6 OUT2- CH2 inverted output.
7 OUT2+ CH2 non-inverted output.
8-14 GND GND
15 OUT3+ CH3 non-inverted output.
16 OUT3- CH3 inverted output.
17 IN3- CH3 inverted input.
18 VCC1 Power supply 1 (CH1, CH2, CH3)
19 STANDBY STANDBY signal input.
20 VRFE CH1-CH4 Reference voltage input.
21 MUTE Mute signal input (CH6).
22 IN5- CH5 inverted input.
23 IN5+ CH5 non-inverted input.
24 VCC2 Power supply 2 (CH4).
25 IN4- CH4 inverted input.
26 OUT4- CH4 inverted output.
27 OUT4+ CH4 non-inverted output.
28 VCC3 Power supply 3 (CH5).
29-35 GND GND
36* OUT5+ CH5 non-inverted output.
37* OUT5- CH5 inverted output.
38 OUT6+ CH6 non-inverted output.
39 OUT6- CH6 inverted output.
40 VCC4 Power supply 4 (CH6).
41 IN6- CH6 inverted input.
42 IN6+ CH6 non-inverted input.
In this unit, the terminal with asterisk mark (*) is (open)
terminal which is not connected to the outside.
Terminal Name Input/Output
Input
Input
Input
Input
Output
Output
Input
Input
Output
Output
Input
Output
––
Output
Input
Output
Function
PLAY SWITCH FOR T2
TAPE 2 A–SIDE FULL PROOF
TAPE 2 B_SIDE FULL PROOF
MIC SWITCH
KARAOKE LATCH (When not used. Connect to 0V)
DISTINATION OUTPUT
TUNER SPAN CHANGE
OPEN
FL DISPLAY DRIVER
FL DISPLAY DRIVER
DISTINATION INPUT
FL DISPLAY DRIVER
FL DRIVER (–) POWER SUPPLY.–30V
FL DISPLAY SEGMENT
OPEN
FL DISPLAY SEGMENT DRIVER
IN2– 1
IN1A– 2
IN1B–
3
OUT1–
4
5
OUT1+
OUT2– 6
7
OUT2+
GND
OUT3+
15
OUT3–
16
IN3–
17
VCC1
18
STANDBY
19
VTEF
20
MUTE
21
Figure 45 BLOCK DIAGRAM OF IC
– 45 –
CD-BA1200H
Function
8
9
10
11
12
13
14
42 IN6+
41
IN6–
VCC4
40
OUT6–
39
38 OUT6+
OUT5–
37
36
OUT5+
35
34
33
GND
32
31
30
29
28
VCC3
27
OUT4+
26
OUT4–
25
IN4–
24
VCC2
23 IN5+
22
IN5–