Service Manual
13
C822
1uF/50V
Signal GND
Signal GND
C955
4700p/400V
RT851
SCK053
C813 4700p/50V
1/4W
R816
1K 1%
+
C854
120u/450V
1/4W
VDD
R839
20K
R885
10K
R959
0R51 2W
0402
R833
300K
R986
499K
R874
1M2
D859
1N4007
D951
FR10-10-LF
1/4W
Signal GND
1/4W
VDD
Signal GND
R858
10K
1/4W
D952
ER104
L859
Bead
1
2
R870
0.22R/3W 1%
C819 100p/50V
1/4W
1/4W
1/4W
C882
100p/1KV
0402
R813
68K
R987
499K
C815
Open
FR851
0.2R 1W
D860
600V/8A
D858
1N4007
0402
1/4W
0402
R872
1M2
C956
0.01/50V
.
L853
5
2
3
1
0
6
0402
Q953
PMBT2907A
3
1
2
R985
499K
1/4W
U850
SG6901A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
VRMS
RI
OTP
IEA
IPFC
IMP
ISENSE
FBPWM
IPWM
AGND
SS
OPWM
GND
OPFC
VDD
RANGE
OVP
FBPFC
VEA
IAC
C816
0.01/50V
R837
20K
R983
499K
R953
10K
1/4W
C820
4700p/50V
C821
2200p/50V
R873
1M2
0402
0402
R951
10K
C855
10nF/400V
1/4W
C887
1000p/400V
1/4W
I950
LTV817M
3
1
4
2
0402
Signal GND
R897
1M
1/4W
C881
100p/1KV
0402
FR850
0.2R 1W
R824
100 1%
VDD
+
C957
10u/50V
C867
2.2nF/1KV
L856
Bead
1
2
R822
24K 1%
Signal GND
PWR24V_ON
5
1/4W
I952
LTV817M
3
1
4
2
R814
24K 1%
R940
20K 1%
+5V_PI
C954
1000p/50V
Q950
2SK3265
1
2
3
C951
104p/50V
Signal GND
R941
10K
0402
R831
300K
0402
1/4W
C817
4700p/50V
R834
300K
R898
10K
R988
499K
R819
Open
R821
46.4K
C952
47uF/50V
R871
1M2
Q850
SPA11N80C3
1
2
3
C888
1000p/400V
R982
499K
D856
IN5406
R853
0.12R 2W
VBUS
D953
1N4148
C953
470p/50V
R838
20K
1/4W
R854
20
R835
20K
ZD951
GDZ20B 20V
R818
2K7 1%
Signal GND
R836
20K
Y1
R855
75K 3W
C818 10uF/25V
R958
100K 1%
I850
LTV817M
3
1
4
2
C811
4700p/50V
1/4W
1/4W
VBUS
L858
Bead
1
2
C897
1uF/10V
0402
R875
20
C812 1uF/50V
D851
FR30-10-LF
Q951
MMBT4401
1
3
2
R832
300K
R942
470
Q860
RK7002
1
3
2
1/4W
R829
10.5K 1%
R981
499K
R886
10K
Q853
FQPF12N60C
1
2
3
R956
47R
HIGH ON
0402
R817
2K7 1%
R943
1K 1%
R984
499K
1/4W
C868
2.2nF/1KV
L855
Bead
1
2
L857
Bead
1
2
0402
-
+
D850
GBU8-06
3
1
2
4
C860
2200p/400V
R989
15.8K 1%
Y1
R825
200 1%
ZD851
P6KE350A
1/4W
.
.
.
T900
SPW-129 PQ2620
5
10
6
7
3
1
8
9
12
11
1/4W
1/4W
R957
470R
FR950
0.2R 1W
C958
100p/1KV
EMI Shield
1/4W
LD7575
U950
4
1
7
2
5
8
6
3
G
N
D
RT
NC
FB
GATE
HV
V
D
D
SNESE
C874
1uF/450V
C814
1000p/50V
Fig.6
D850 is a rectifier in which there are 4 build-in diodes, inverting AC to
DC.
C854 is used to smooth the wave from rectifier. R870 is PFC current
sense Resistor. FR850,FR851,FR950 are fuse resistors to protect the
Summary of Contents for 2209WA - UltraSharp - 22" LCD Monitor
Page 1: ...Service Manual 0 Service Manual LCD Monitor 2209WA ...
Page 25: ...Service Manual 24 8 Key Parts Pin Assignments 8 1 U105 TSUMU58EHJ LF ...
Page 26: ...Service Manual 25 ...
Page 27: ...Service Manual 26 ...
Page 31: ...Service Manual 30 ...
Page 32: ...Service Manual 31 Chapter 4 Disassembly Assembly 1 Exploded Diagram ...
Page 36: ...Service Manual 35 Note 1 The arrows point out the direction of assembly ...
Page 44: ...Service Manual 43 ...
Page 80: ...Service Manual 79 ...
Page 82: ...Service Manual 81 Main board Top Layer ...
Page 83: ...Service Manual 82 Bottom Layer ...
Page 84: ...Service Manual 83 Keypad USB convert board ...
Page 85: ...Service Manual 84 ...