Service manual

UX-510UA
FO-1470U
[5] Operation panel PWB circuit
6 – 16
1
2 6
4
3
5
BDEFG
I
HCA
1
2 6
4
3
5
BDEFG
I
HCA
D1 D2 D3 D4 D5 D6 D7 D8 D9
11 12 13 1 2 3 4 5 10
A0 A1 A2 A3
VCC
GND
9 7 6
14 15
8
IC1
74HC147
CNPN
KEN 4A1
3 4 5 6 7
8
9
10 11 12 13
KEN 3A KEN 2A KEN 1A GND GND +5V
ORGSNS FRSNS E SEN4 SEN3 SEN2
CNPN-15 CNPN-14 CNPN-13 CNPN-12 CNPN-11
SEN0 SEN1 SEN2 SEN3 SEN4
CNPN-4
KEN 1A
CNPN-3
KEN 2A
CNPN-2
KEN 3A
CNPN-1
KEN 4A
CNPN-10
E
CNPN-6
GND
CNPN-5
GND
COPY
1 4
DOWN
3 6 9
UP
2
5
SPEED
REDIAL
HOLD
01
06 11
02 07
12
17
03 13 18
04 14
START
05 15
SHIFT
MEMORY
MODE
FUNCTION
STOP RESO
CNLCD-6 CNLCD-5 CNLCD-3 CNLCD-2 CNLCD-1
C2
22/50
C1
0.022
R10
6.2K
19
CNPN-7
+5V
08 09
10
16
CNLCD-11
LD4
CNLCD-12
LD5
CNLCD-13
LD6
CNLCD-14
LD7
CNLCD-4
RS
D1
1SS133
D2
1SS133
D3
1SS133
D4
1SS133
D5
1SS133
#
0
78
SPEAKER
+5V
16
N.C
R1
100K
R2
100K
R3
100K
R4
100K
R5
100K
R6
100K
R7
100K
R8
100K
R9
100K
R11
1K
VO
ORGSNS
FRSNS
FRSNS
SW-169-65AU
CNPN-8 CNPN-9
14 SEN1 15 SEN0
CNLCD
GND1
2 3 4 5 6 7 8 9
10 11 12 13 14
+5V VO RS R/W E N.C N.C N.C N.C LD4 LD5 LD6 LD7
ORGSNS
SW-169-62AU
2
NOTE: Since the parts of PWB cannot be supplied, change it as a unit.
C3
0.022
C5
0.022
C4
0.022