Service manual

UX-A260U
[2] TEL/LIU PWB circuit
1/3
NOTE:
This mark indicates a safety-critical part(s).
5 5
4 4
3 3
2 2
1 1
D D C C B B A A
DG
ARG
Vref_A
CNLNJ-3
CNLNJ-4
IN/OUT
CNLNJ-2
CNTLJ-3
CNT
EX-T2
T1
L1
L2
T2
S
S
E
E
EX-T1
LJ-4
CNLNJ-5
CNLNJ-6
CNTLJ-2
CNLNJ-1
CNTLJ-5
ZD8(12.5mm)
ZD3
ZD7
HZ2C1
R5
AR2
RA501P-C6
R6
AR3
RA501P-C6
Q3
KTD2092
B
CE
AR1
RA391P-V6-2
ZD4
J.P.
R11
PC3A
PC814X
R111
100
ZD10
HZ2A1(12.5mm)
+
C13
L3
ZD9
HZ2A1(12.5mm)
C137(2125&1608)
N.M.
L7
C7
JP
R7
91(1/4W)
-
+
~
~
REC1
R8
30(1/4W)
R12
22k(1/2W)
JP2
N.M.
N.M.
N.M.
JP7
JP
C11
N.M.
L6
R10
D2
1N4148
ZD5
HZ27
L2
JP6
N.M.
N.M.
CML(1/3)
A5X-24E-908
35
4
+
C5
22u/50
Q2
G
D
S
R132
0(2125&1608)
L5
T1
i2164
R13
JP(1W)
Q1
B
CE
C 122
N.M.
N.M.
R3
PC4A
PC817X4
21
R133(2125&1608)
22k
JP3
JP
ZD6
HZ2C1
C109
1000p
JP5
JP
C10
0.82u/250V
VA1
R4
PC1A
43
C14
0.01u
ZD2
C9
PC2A
21
C4
N.M.
R135
R9
N.M.
N.M.
N.M.
(2-5D)
6 – 9