Service manual

UX-A255U
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
6 6
5 5
4 4
3 3
2 2
1 1
CSW-
FRSNS-
ORGSNS-
DG
DG
MG
FG
VREG
DG
+24V
+24V
DG
DG
MG
MG
(3-3A)
(1-1G)
DG
DG
DG
(3-3A)
(3-3A)
(3-3A)
DG
FILM
DG
DG
DG
+3.3V
DG DG
DG
<TP22>
<FILM>
<TP104>
<TP113>
<+24V>
<TP140>
<TP139>
<TP19-132>
DG
+3.3V
+3.3V
VBAT
+24V
VREG
+3.3V
+3.3V
<+3.3V>
D100
HRW0202
A1
A2
K
C207
1000p/50V
C105
1000p/50V
D101
1SS355
A
K
L102
0
R179
270
BAT1
CR2032
+
C211
470p/50V
R103
270
REG1
814A33AUC-BCX
S-
5
1
2
3
4
Vin Vout
VSS
NCON/OFF
R166
20k
R127
51K
R102
270
R100
5.6K
R111
N.M.
R168
270
C106
1000p/50V
C171
100p/50V
R170
N.M.
+
C9
47u/25V
C193
0.1u/50V
R109
N.M.
+
C10
22u/50V
<VBT1>
+
C8
220u/6.3V
C159
1u/10V
<VBT>
R147
N.M.
C158
N.M.
C192
0.1u/50V
C157
N.M.
<DG>
<DG>
CSWi-
ORGSNSi-
PWRDWN-
CNPN-8
CNPW-6
CNPW-5
CNPW-1
CNPW-2
CNPW-3
CNPW-4
CNPN-5
CNCSW-2
CNPN-6
CNCSW-1
CNPN-7
CNLIUA-11
DR/RBN
CNPRG-2
FRSNSi-
CNDSS-1
CNDSS-2
CNDSS-3
CNDSS-4
CNLIUA-2
Sensor/Reset/Power supply block 4/6
6 – 4