Sharp UX-108 Service Manual page 74

UX-108U/178U/188U
FO-375U
IC9: VHiLM2902D/-1 (LM2902D)
1
A OUTPUT
A
A-INPUT 2
+
–
A+INPUT 3
V+ 4
B+INPUT 5
– +
B-INPUT 6
B
B OUTPUT 7
IC4: VHiHCF4066M1T (HCF4066)
IN/OUT 1
OUT/IN
OUT/IN 2
OUT/IN 3
OUT/IN
IN/OUT 4
IN/OUT
CONT. B 5
CONT. C 6
IN/OUT
VCC 7
IC100: VHiPST596CMT1 (PST596CNR)
M/R 1
SUB 2
GND 3
(TOP VIEW)
14 D OUTPUT
D
13 D-INPUT
+ –
12 D+INPUT
11 GND
10 C+INPUT
+ –
9 C-INPUT
C
8 C OUTPUT
14 VDD
IN/OUT
SWA
13 CONT. A
SWD
12 CONT. D
IN/OUT
11 IN/OUT
OUT/IN
SWB
10 OUT/IN
9 OUT/IN
SWC
OUT/IN
8 IN/OUT
5 VCC
4 VOUT
IC8: VHi27C1000PC5 (27C010)
EP-ROM
(TOP VIEW)
VPP 1
A16 2
A15 3
A12 4
A7 5
A6 6
A5 7
A4 8
A3 9
A2 10
A1 11
A0 12
DQ1 13
DQ2 14
DQ3 15
GND 16
IC1: VHiMC34119DR2 (MC34119DR2)
CD
FC2
FC1
VIN
8 – 5
32 VCC
Pin name
31 PGM
A0~A16
Address input
E
Chip enable
30 NC
G
Output enable
29 A14
GND Ground
28 A13
PGM Program
DQ1~DQ8 Data output (Program input)
27 A8
VCC +5V power
26 A9
VPP
+12.5V power(*)
25 A11
(*) Only in the program mode
24 G
23 A10
22 E
21 DQ8
20 DQ7
19 DQ6
18 DQ5
17 DQ4
1 8
2 7
3 6
4 5
(TOP VIEW)
Signal
VO2
GND
VCC
VO1