Service manual

UX-340L/UX-345L
UX-330L
[3] Power supply PWB circuit
6 – 11
CN1
GND
GND
24V
GND
1
2
3
6
T1
PTTN103
D7
S3L20U-4004P15
C13
1000P
4
5 7
24V 24V
8
5V GND
D8
SR140
C11
1
2
3
IC1
BA178M05T
C14
0.01
ZD4
RD33FB3-T7
R21
3.3K
R22
3.3K
F3
CCP2E100
R18
1.8K
R13
270
PC1
PS2501-1
R14
1.5K
R16
6.8K
Q4
2SC1740-TP
ZD5
RD6.2ESAB2-T1
VR1
470
R17
2.2K
PC1
PS2501-1
C17
1000P
R7
180
D5
1SS133
R5
15K
R6
15K
ZD2
RD2.0ESAB2-T1
C5
4700P
Q2
2SC1741AS
C20
4700P
R23
100
R2
820K
R3
180K
R8
47K
ZD1
N.M.
R9
470
R10
0.15(1/2W)
Q3
2SC1740S
C7
3300P
C2
150/200
D2
ERA15-06
D4
ERA15-06
D1
ERA15-06
D3
ERA15-06
L1
C1
0.1
R1
1M
V1
ERZV07D241-CS
F1
2.5A/125V
CN2
12
C12
0.1
R15
330K
N.M.
C10
680/16
C8
330/35
C4
4700P
R4
330
C3
1000P
Q1
FS5KM-10
1
2 6
4
3
5
BDEFG
I
HCA
1
2 6
4
3
5
BDEFG
I
HCA