BenQ G2200we Service Manual

22″ LCD Color Monitor                                        BenQ G2200WE 
31                                                                  
5).Remove the Main Board and Power Board  
Remove the screws in red and disconnect the all connections, at last you can get the Main Board and Power 
Board as follow.  
 
FFC CABLE  
POWER BOARD  MAIN BOARD 
 

22″ LCD Color Monitor                                     B enQ G2200WE 
32                                                                  
Block Diagram  
Main Board 
 
 
 
 
 
 
 
 
 
     
 
 
 
 
 
   
OSD Control 
Interface 
(CN401) 
MCU 
MTV416GMV 
(U402) 
Crystal 
24.576MHZ 
(X401) 
D-Sub  Connector  
(CN1 01) 
RGB   
H /V  sync  
DSUB_ SCL 
DSUB_SDA  
 
Panel Interface  
(CN601)
 
Key Control Interface  (CN202)  
Crystal 
24MHz  
(X401)  
 
Scalar   
IC R TD2545LH -GR  
  (U 501)
 Flash ROM...

22″ LCD Color Monitor                                     B enQ G2200WE 
33                                                                  
Power  Boar d 
 
   
 
 
   
 
 
 
 
 
 
 
 
 
 
 
 
 
EMI fil ter 
Bridge 
Rectifier and 
Filter  
 
PW M Control  
(IC 901)  
Transformer  
T901 
Over 
Voltage 
Protect  
5V Rectifier 
and Filter  
ON/OFF Control PW M Control 
IC ( 801)  
Feedback 
Circuit  
 
Output 
Circu it 
 
DC Convert 
Circuit  
 
MOSFET 
Q805 、Q 806 
 
 
Lamp  
 
ON/OFF 
DIM  Control...

22″ LCD Color Monitor                                                                         BenQ G2200WE 
34                                                                   
Schematic Diagram 
Main Board 
KEY 0
R 207
120R  1/ 16W
PAN EL_I D # {4}
KEY 0{4}
BKLT-EN
R 202
4K7 1/ 16W
C 210
0. 1uF / 16V
POW ER _KEY #
VCC3
BKLT-EN
Mu t e
{4}
LED _G#{4}Z D 202
R LZ 5. 6B
1
2
LED _R
LED _R
C N 202
CONN
123456
G2507-M01-K-X-16-091228
CMVCCF B202
NC
R 208
120R  1/ 16W
DIM# {4}
C 204
0. 1uF / 16V
KEY 1 {4}
LED...

22″ LCD Color Monitor                                                                         BenQ G2200WE 
35                                                                   
VGA_R -
R 313100R  1/ 16W
R 323 10R  1/ 16W
D 306
BAV993
12
2007-02-06 add for EMI
VGA_R +
DDC2_SCL
D 313
R LZ 5. 6B
1
2
R 301 100R  1/ 16W
R X0 P
H OT_PLU G
R 322 10R  1/ 16W
R 308100R  1/ 16W
D VI _5V
D SU B_V {4}
HPD_CTL
RXCN
R 426
22 OH M 1/ 10W
R 317 100R  1/ 16W
D 315
R LZ 5. 6B
1
2
D 314
BAV993
12
D SU B_H
R X1 P
D 309...

22″ LCD Color Monitor                                                                         BenQ G2200WE 
36                                                                   
1. 0B
5 7
Monday ,  D ec em ber 28,  2009 715G2507-2-K
<
称爹>5.MCU/RTD2120LOEM MOD EL
Size
R ev
Date Sheetof
TPV MOD EL
PC B N AME
称爹
T P V   ( Top    Victory     Electronics    Co . ,   Ltd. )
Key Component絬  隔  瓜  絪  腹
R 404
10K 1/ 16W
R 416
10K 1/ 16W
MCU_VCC_S
R 411
4K7 1/ 16W
C 403
0. 1uF / 16V
LED _G#
{2}KEY 0 {2}
CRY...

22″ LCD Color Monitor                                                                         BenQ G2200WE 
37                                                                   
R1.8DVCC
R XO 1 +
RTD_R+
{3}
F B501 150 OH M
R XE3+
LVD S_E4
LVD S_E[ 0. . 9] {6}
R XE 1 + LVD S_O9
R XO0-
R XO 1 -
RTD_SCLK
RTD_V
RTD_H
{3}
RTD_SCLK
{4}
RTD_R+
R1.8DVCC TMDS_VDDBJT_B
RXOC-
LVD S_E5R XE 1 +
RXCN
C 506
0. 1uF / 16V
R X1 N
{3}
RTD_H
DGND
C 502
0. 1uF / 16V
RTD_B-
{3} R XO 2 +
LVD S_O7
DDC2_SCL
{4}
RXOC-
LVD S_E7...

22″ LCD Color Monitor                                                                         BenQ G2200WE 
38                                                                   
LVD S_E6
R XO 0 +
R 606NC
PAN EL_VC C
+C 604
47U F 25V
F B601
120Ω
1. 0 A
7 7
Monday ,  D ec em ber 28,  2009 715G2507-2-K
<
称爹>7.OUTPUTOEM MOD EL
Size
R ev
Date Sheet
of
TPV MOD EL
PC B N AME
称爹
T P V   ( Top    Victory     Electronics    Co . ,   Ltd. )
Key Component
絬  隔  瓜  絪  腹
R XE 2 -
RXOC+
2
R XO 3 -
LVD S_O4
CMVCC
PAN...

22″ LCD Color Monitor                                                                         BenQ G2200WE 
39                                                                   
Power  Board 
R 914
0. 27Ω  2W
61G152M27852TR 911
1K +-5% 1/ 8WR 926
10K +-5% 1/ 8W
61G0805103
R 924
1. 5KOH M +-5% 1/ 8W
61G0805152  Y
D 900
PR 1007R
  93G1100 1152T
R 938
10K 1/ 8W
61G0805103
R 907
NC
R 903
680KΩ  1/ 4W
C 901
0. 001uF / 250V
R 941
4.0A/250V
!
Z D 921
R LZ 13B
93G 39S 40  T
1
2
C 925
NC
C 931
0. 1uF
65G0805104...

22″ LCD Color Monitor                                                                         BenQ G2200WE 
40                                                                   
!
C 819
0. 047U F
65G0805473 32
R 805
470 OH M +-5% 1/ 4W
61G1206471
R 816
1M +-5% 1/ 8W
61G0805105  Y
R 825
15 OH M +-5% 1/ 4W 61G1206150
R 842
10 OH M +-5% 1/ 4W
61G1206100
+12V
R 841
 360 OH M +-1% 1/ 8W   
R 806
10K 1/ 8W
61G0805103
C N 803
CONN
033G8021 2E  U
12 HV
LV
I C 801
OZ 9938GN
56G 608 10
12345678910111213141516...