Sharp UX-P115 - [4] Operation Panel PWB circuit

UX-P115U
6 – 14
[4] Operation Panel PWB circuit
1. Operation Panel PWB circuit
NOTE:
This mark indicates a safety-critical part(s).
4 4
3 3
2 2
1 1
D D C C B B A A
DG
DG DGDG
+3.3V
E
+3.3V ORGSNS DG
SEN6 SEN0 SEN1 SEN2 SEN3 SEN4 SEN5
FRSNS
LD3 R/W VO LD1 +3.3V LD2 E DG RS LD0
KEN3A KEN4A KEN2A KEN1A
CNPN-10
CNPN-11
CNPN-13 CNPN-14
CNPN-15
CNPN-16
CNPN- 9
CNPN- 6
CNPN- 5 CNPN- 7
CNPN-12
CNPN- 8
ORGSNS
FRSNS
sw 3
sw 4
sw 5
sw18
sw 6 sw 7
sw 8
sw25
sw 9
sw10
sw11
sw21
sw12 sw13
sw14
sw28
sw17
sw19
sw22
sw15
sw16 sw23
sw20
sw27
sw24
sw26
CNLCD-4 CNLCD-6 CNLCD-1 CNLCD-13 CNLCD-12 CNLCD-2 CNLCD-14 CNLCD-11 CNLCD-5 CNLCD-3
E KEN4A
CNPN
RS E
CNLCD
6
+3.3V
4 1
R/W
9
VO N.C
8 2 7 5 3
LD2 LD1
10
LD0 LD3
11 12 13 14
CNPN- 1 CNPN- 4
CNPN- 2
CNPN- 3
SEN2 SEN3 SEN0 SEN4 KEN3A KEN1A KEN2A SEN5 +3.3V ORGSNS FRSNS SEN1 DG N.C N.C N.C SEN6 DG
6 2
12
7
14 13
5
10 11
1
8 9 3 4
15 16
D5
1N4148
AK
5
#
8
START
R4 (10k )
UP
R1
(10k)
DOWN
R5
(10k)
4
A
R6
N.M.
(10k)
C1 0.022u/50V
0
7
KEY-1
KEY-3
R3
JP(1k)
FLASH
D6
1N4148
AK
REDIAL
C2
N.M.
D7
1N4148
AK
STOP
COPY
D2
1N4148
AK
*
D1
1N4148
AK
KEY-2
D3
1N4148
AK
3 FUNC TION
6
D4
1N4148
AK
SPEAKER
1
8
RESOLUTION
2
R2
N.M.
(6.2k)
Operation Panel PWB Circuit