Philips_ Service Manual_220EW9 ALL N10 LCD MONITOR 220EW9 09050316021801

User Manual: LCD MONITOR 220EW9

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220EW9 LCD 1
22” TFT LCD COLOR MONITOR
Service
Service
220EW9FB/00
220EW9FB/05
220EW9FB/93
Service
Manual
TABLE OF CONTENTS
Description
Page
Description
Page
Important
Safety
Notice
.............................................
2
Technical
Data
&
Power
Management
.......................
3
~
4
Connection
to
PC
.......................................................
5
OSD
Menu
Control
Level
Structure
...........................
6
Advanced
OSD
Adjustment
.......................................
7
OSD
Attention
Signal
.................................................
8
Safety
and
troubleshooting
information
....................
9
Definition
of
Pixel
Defects
..........................................
10
~
11
Wiring
Diagram
..........................................................
12
Mechanical
Instructions
.............................................
13
~
14
F/W
Upload
Instructions
............................................
15
~
15
DDC
Instructions
........................................................
16
~
17
DDC
DATA
.................................................................
18
~
18
Safety
Instructions,
Warnings
and
Notes
...................
19
Block
Diagram
...........................................................
20
Scaler
Board
Schematic
Diagram
..............................21
~
23
Power
Board
Schematic
Diagram
..............................24
~
25
Button
Board
Schematic
Diagram
.............................
26
Scaler
Board
Layout
Side
View
.................................
27
Power
Board
Layout
Side
View
.................................
28
Exploded
View
...........................................................29
Recommended
Parts
List
..........................................
30~32
Different
Parts
List
.................................................... 33
General
Trouble
Shooting
Guide
...............................
34~47
General
Product
Specification
...................................
48
~
60
Safety
Check
Process
...............................................
61
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION:
USE
A
SEPARATE
ISOLATION
TRANSFORMER
FOR
THIS
UNIT
WHEN
SERVICING.
REFER
TO
BACK
COVER
FOR
IMPORTANT
SAFETY
GUIDELINE.
Subject
to
modification
May
.
5th.
2008
Copyright 2008 Philips Consumer Lifestyle. All rights reserved. No part of this publication
may be reproduced, stored in a retrieval system or transmitted, in any form or by means,
electronic ,mechanical, photocopying, or otherwise without the prior permission of Philips.
Safety regulations require that the set is restored to its original condition and that parts
which are identical with those specified are used.
EN:
312278518000
220EW9 LCD 20
Block Diagram
power
AC
VCC+5V
+16V
PC5V
DC to DC
ON/OFF
BRIGHTNESS
PC5V
+5V
VCC3.3
VCC1.8
PC5V
inv erter
+16V
POWER TO CCFL
+5V
VCC+5V output
ADC KEY
NT68625H
DET_VGA
VSYNC
SOG
HSYNC
RIN
DDCA_SDA
DDCA_SCL
GIN
GNDG
GNDR
BIN
GNDB
WP_VGA
VCC3.3
VCC1.8
BRIGHTNESS
ON/OFF
LVB0M
LVB0P
LVB1M
LVB1P
LVB2M
LVB2P
LVB3M
LVB3P
LVBCKM
LVBCKP
LVA0M
LVA0P
LVA1M
LVA1P
LVA2M
LVA2P
LVA3M
LVA3P
LVACKM
LVACKP
PB0
PB1
PC3
PC7
PC6
ADC KEY
Input
RIN
GNDR
GIN
GNDG
BIN
GNDB
SOG
DET_VGA
DDCA_SCL
VSYNC
HSYNC
DDCA_SDA
WP_VGA
PC5V_VGA
panel
LVACKM
LVACKP
LVA3P
LVA3M
LVA2P
LVA2M
LVA1P
LVA1M
LVA0P
LVA0M
LVBCKP
LVBCKM
LVB2P
LVB2M
LVB1P
LVB1M
LVB0P
LVB0M
LVB3M
LVB3P
VLCD
key pad
MEN U
UP
DOWN
EXIT
POWER
LED-G
LED-O
power to CCFL
+5V
VCC3.3V
VCC1.8V AC220V input
VCC1.8V
power board
VCC3.3V
220EW9 LCD 21 220EW9 LCD 21
Schematic Diagram (Scaler Board - Power)
R165
47K
VCC1.8
POWER
C113
NC
8
R111
20K
+5V
ADC_Key 2
BRIGHTNESS
C109
1u/10V
U106
NC
3
1
2
VIN
ADJ
VOUT
412
B
Q105
2N7002
1
32
6
C
ON/OFF
Q103
1
32
C110
NC
C107
1u/10V
ADC_Key 1
Q101
PMBT3904
1
32
1
PC5V
C207
NC
E
MUTE
Q104
AP2305GN
1
32
VCC3.3
C108
1u/10V
U102
LD1117AL-1.8V
3
1
2
VIN
ADJ
VOUT
R101
4K7
MENU
E
+5V
D103
0
R104
4K7
2
R110
33K
C203
NC
Key 1
12
C205
NC
3
5
EEPROM_VCC
LED_O
UP
A
9
10
8
BRIGHTNESS
MCU_VDD
VCC1.8
C204
NC
F
C206
NC
B
LED_G
TP1
1
R106
1K
MCU_VDD
D
C115
NC
R109
4K7
R107
51
CN101 D8
CN102 F9
C101 B2
C102 B4
C103 B6
C106 B7
C107 B8
C108 B9
C109 B9
C110 D7
C111 D8
C112 D1
C113 F3
C114 F5
C115 F6
C116 G3
C203 D7
C204 D7
C205 D9
C206 D10
C207 D10
R101 C2
R104 C4
R106 D2
R107 E5
R108 E4
R109 F4
R110 F3
R111 G3
R165 D4
D101 A2
D102 A2
D103 B4
D107 A6
Q101 F4
Q103 D4
Q104 E4
Q105 F5
U100 A3
U101 B5
U102 B8
C116
4.7u/10V
D107SN4148
VLCD
VCC3.3
U101
LD1117AL-3.3V
3
1
2
VIN
ADJ
VOUT
C111
NC
C
DVI5V
Key 3
D101
SN4148
F
+5V
DIMMER0
ON/OFF
+
C114 100u/16V
6
CCFL_ENABLE
11
75
VCC3.3
3
G
A
9
+5V
CN102
8P 2.0mm
1
2
3
4
5
6
7
8
D
4
+
C103
100u/16V
VCC3.3
PANEL_ENABLE
C112
NC
AUTO/DOWN
C102
0.1/16V
11
Key 2
VOLUME
C106
0.1/16V
10
R108
20K
G
2
+
C101
100u/16V
CN101
2x4P 2.0mm
1 2
3 4
5 6
7 8
7
VLCD
D102
BAV70
220EW9 LCD 22
Schematic Diagram(Scaler Board -Input)
VGA_SCL
C120 0.047u/16V
R115 56 1%
F
2
D
WP
R13147K
GIN
R123 100
PC5V
5
CN103
DZ11AA1-HW6
1
6
2
7
3
8
4
9
5
11
12
13
14
15
10
1617
C122 0.047u/16V
R116 100
12
R125 100
VSYNC
EP101 5P20V
G
EP1035P20V
C
R122
75 1%
R130
2K2 VGA_SDA
R126 100
7
SOG
HSI
9
C119 0.047u/16V
3
GNDG
12
G
FB102 30Ω
R207
10K
FB104
120Ω
R117 56 1%
E
8
D104
BAV99
1
3
2
11
8
RIN
EP1025P20V
4
E
7
2
R113 56 1%
C
R120
75 1%
10
HSYNC
1
C125
33p/50V
R121
75 1%
10
A
R114 100
CN103 B2
C117 B6
C118 B6
C119 B6
C120 B6
C121 B6
C122 B6
C123 B6
C124 E5
C125 E6
C126 E6
C127 D10
R113 B5
R114 B5
R115 B5
R116 B5
R117 B5
R118 B5
R119 B5
R120 C4
R121 C4
R122 C5
R123 D4
R124 D4
R125 D4
R126 D4
R127 D5
R128 D5
R129 E4
R130 E4
R131 D8
R132 D8
R207 D9
FB101 B4
FB102 B4
FB103 B5
FB104 D4
EP101 C3
EP102 E1
EP103 E2
EP104 E2
EP105 E2
EP106 E3
D104 C3
D105 C3
D106 D3
U103 D9
FB101 30Ω
R124 NC
TP3
EP1065P20V
4
A
EP1055P20V
EP1045P20V
11
DET_VGA
HPD_VGA
C121 0.047u/16V
R129
2K2
GNDB
D105
BAV99
1
3
2
F
C126
220p/50V
C118 0.047u/16V
C117 0.047u/16V
6
VSI
1
U103
AT24C02BN
1
2
3
45
6
7
8A0
A1
A2
GNDSDA
SCL
WP
VCC
C127
0.1/16V
BIN
R13247K
3
R128 100
C123 1000p/50VR119 470
B
D
GNDR
D106
BAV99
1
3
2
C124
NC
EEPROM_VCC
R127 100
FB103 30Ω
6
ESD_5V
R118 100
TP2
B
5 9
220EW9 LCD 23 220EW9 LCD 23
Schematic Diagram(Scaler Board - Scaler)
RXO2+
TCLK
TP6
DIMMER0
R168 100
D
RXO0-
E
VCC3.3
RXE1+
FB108
0
WP
12
FB106
600Ω
HSYNC
VCC3.3
IRQN
D
IRQN
R155 1M
RXO3-
Q107
PMBT3906
3
1
2
VCC3.3
CCFL_ENABLE
CN104 A11
C128 A5
C129 A3
C130 A5
C131 A6
C132 A3
C134 F4
C135 F5
C138 D3
C139 D11
C140 E2
C141 E3
C142 F2
C143 A1
C144 A1
C145 A1
C146 A2
C147 A2
C148 B4
C149 B5
C150 B5
C151 F5
R103 D10
R133 B10
R134 G9
R135 B10
R136 G8
R137 B2
R138 B2
R139 B3
R140 B3
R141 D3
R142 D2
R145 D10
R146 D2
R147 E11
R148 D2
R149 D2
R150 D2
R151 E2
R152 E2
R153 E2
R155 E2
R157 E3
R158 F4
R159 F6
R160 F3
R161 F3
R162 F9
R163 F9
R164 F9
R166 G8
R168 D10
FB105 A2
FB106 A5
FB107 A4
FB108 A4
FB109 F3
Q106 B3
Q107 B3
X101 E2
U104 D7
U105 F3
RXEC-
C130
NC
2
RXO2-
3
TCLK
TP7
C141
22p/50V
R159
390 1%
ADC _VAA
C144
NC
LED_G
A
G
AVCC
PLL_VDD
ADC_VAA
GNDG
VCC1.8
VCC3.3
+
C128
100u/16V
+
C129
22u/25V
R150
10K
12
RXE0+
WP1
3
RXOC+
IICSDA
4
GNDR
C148
0.1/16V
TP5
VOLUME
C140
22p/50V
6
ADC_Key1
RXO0+
FB107
0
Q106
PMBT3906
3
1
2
VCC3.3
R134
NC
U104
NT68625H
39
46
47
50
51
52
53
54
40
48
49
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
6
7
8
9
11
12
69
70
71
72
78
79
111
1
2
3
4
5
10
13
14
16
15
41
42
43
44
45
65
66
67
68
89
90
91
92
101
103
102
104
110
109
108
107
106
105
117
116
115
114
113
112
118
119
120
121
122
124
123
126
125
128
127
55
56
57
58
59
60
61
62
63
64
73
74
75
76
77
80
81
82
84
83
85
86
87
88
94
93
96
95
98
97
100
99
PA6*/PWM8*
PB5*/ DVI_SDA0
PB4*/DVI_SCL0
SCL/P34
IRQn
CVDD
DVDD
RSBA1P/V0
PA7*/PWM9*
RSTn/PD5
SDA/P35
PVCC
PGND
BIN1+
BIN1-
SOG1I
GIN1+
GIN1-
RIN1+
RIN1-
ADC_VAA
ADC_GNDA
PC2
PD6
PB3/ADC3/ I NT1
P31/TXD
P30/RXD
PB2/ADC2/ I NT0
PB7*/DDC_SDA1
PB6*/DDC_SCL1
PA3/PWM5
PA4*/PWM6*
PA5*/PWM7*
AVCC
RX1+
RX1-
AGND
RX0-
AGND
RSGA2M/T7M
RSGA3P/TCLK2P
RSGA3M/TCLK2M
RSRA1P/T6P/ RSBB0P
DGND/CGND
RSBB1P/T3P
AD0/GPO2
RSTB
MCU_VCC
MCU_GND
RX2+
RX2-
RX0+
RXC+
RXC-
REXT
AVCC
HSYNCI1
TOUTP/VSY NCI1
PLL_GND
TCLK
PLL_VDD
PA0/ PWM2
PA2/ PWM4
PA1/ PWM3
RSGA2P/T7P
SP
DVDD
RSGB2P
RSGB2M
DGND/CGND
PC7
PC6
PD0
GPO1
NC
PD4
PD3
PD2
PD1
PWMA/GPO7
GPO6
CVDD
INT_HSO/GPO5
INT_VSO/GPO4
AD1/GPO3
PWMB/GPO8
NC
PC0*
PC1*
PC3/PWM0
PC5
PC4/PWM1
PB0/ADC0
PB1/ADC1
OSCO
OSCI
RSBA1M/V1
RSBA2P/V2
RSBA2M/V3
RSBA3P/V4
RSBA3M/V5
RSC LKAP/V6
RSCLKAM/V7
RSGA1P/VCKI
RSGA1M
CGND/DGND
RSRA1M/ T6M/RSBB0M
RSRA2P/T5P/RSGB0P
RSRA2M/T5M/RSGB0M
RSRA3P/T4P/RSRB0P
RSRA3M/T4M/RSRB0M
RSBB1M/T3M
RSBB2P/TCLK1P
RSBB2M/TCLK1M
RSBB3M/T2M
RSBB3P/T2P
RSCLKBP/T1P
RSCLKBM/T1M
RSGB1P/T0P
RSGB1M/T0M
RSGB3M
RSGB3P
RSRB1M
RSRB1P
RSRB2M
RSRB2P
RSRB3M
RSRB3P
C
R146
10K
R139 10K
VSYNC
R166
NC
PVCC
R160 4K7
LED_A
RX
1
C142
0.1/16V
R138 220
MCU_VDD
R133 0
VLCD
R162 100
CN104
FFC-CON
1
2
3
4
6
8
10
12
14
16
18
20
22
24
26
28
30
7
9
11
13
15
17
19
21
23
25
27
29
5
RIN
911
E
R163 NC
Key 3
PLL_VDD
DET_VGA
C139
NC
6
R148 100
C149
0.1/16V
7
C151
0.1/50V
IICSCL
RXO3+
VCC1.8
Key 2
RXO1+
R141 1K
TP4
R158
100K
R151 NC
VCC3.3
RXOC-
RXE2-
E2P_WP
B
5
C131
0.1/16V
GNDB
FB109
120Ω
C132
0.1/16V
10
U105
AT24C16AN
1
2
3
4 5
6
7
8
A0
A1
A2
GND SDA
SCL
WP
VCC
R145 NC
R149
10K
10
VGA_SCL
IICSDA
R142 NC
C138
1u/10V
BIN
C145
NC
R103 100
2
A
VCC3.3
C135
0.1/16V
+
C134
100u/16V
ADC_Key2
TX
R147
NC
FB105
120Ω
R153 1K
4
Key 1
X10 1
12MHz
1 2
R161 4K7
1
VCC3.3
SOG
R135 0
VCC1.8
VGA_SDA
C147
NC
F
8
SMT TYPE
RXE0-
AVCC
RXEC+
+5V
9
GIN
C146
0.1/16V
C143
NC
11
E2P_WP
8
R152 1K
RXE3+
RXO1-
IICSCL
PANEL_ENABLE
R137 220
RXE2+
R140 10K
G
RXE1-
R164 NC
C
7
B
PVCC
MUTE
R136
NC
R157
22
F
MCU_VDD
C150
0.1/16V
5
RXE3-
220EW9 LCD 24
Schematic Diagram(Power Board)
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
R519
1M
R530
33
C505
1000p/50V
3
R521
470
2
D501
SN4148
1
B
R507
3M3 1%
IS2
R520
100K 1%
VCC5V
T501
SPW-068
1
3
4
6
8
7
R538
10K 1%
R536
15K 1%/NC
R515
NC
5
C503
0.1/50V
C523
10p/3KV
D512 SN4148
C519
0.1/50V
C524
2200p/50V
C509
3p/3KV
R526
1M
C512 330p/50V
CN501
2P
1
2
H
L
R512
110K 1%
A
R539
5.1K 1%
R503
1K5/NC
4
D
R524
200
ON/OFF
D508 BAV99
1
2
3
R537
10K 1%
D506
BAT54
3
2
1
R517 33
A
R502
680/NC
R518
470K 1%
4
D504
BAV99
1
2
3
R528
390 1%
R501
100K 1%
C528
3p/3KV
T502
SPW-068
1
3
4
6
8
7
+16V
C516 1000p/50V
R534 15
R529
470
C
BRIGHTNESS
U501
AP9971GM
6
54
3
7
81
2
R533
15K 1%/NC
5V
R509
NC
D503
BAV99
1
2
3
IC501 C4
Q501 D5
R501 B5
R502 D5
R503 D5
R504 D3
R505 D3
R506 D2
R507 C4
R508 C4
R509 C5
R510 D2
R511 C5
R512 C5
R513 B5
R514 B5
R515 B5
R516 B4
R517 D5
R518 B5
R519 A4
R520 B4
R521 D2
R523 C2
R524 D2
R525 C2
R526 B4
R527 C2
R528 B2
R529 B2
R530 C3
R531 B2
R532 C3
R533 B2
R534 C4
R535 C4
R536 C2
R537 A4
R538 A4
R539 A4
T501 D2
T502 C2
U501 D3
U502 C3
ZD501 D5
5
C521 68p/50V
C506
10p/3KV
R523
390 1%
IS1
R504
33
C514
2700p/50V
C517
2200p/50V
R506
3M 3KV
R510
3K3 1%
U502
AP9971GM
6
54
3
7
81
2
C508
220pF/50V/NC
C529
1000p/50V
C525
2200p/50V
IS2
D507
BAV99
1
2
3
C518
0.1/50V
C511 0.022/25V
R535 15
C513
2200p/50V
C501 D3
C502 D4
C503 D4
C504 D3
C505 D3
C506 D2
C507 C5
C508 D3
C509 D2
C510 C5
C511 B4
C512 B4
C513 C2
C514 C2
C515 C5
C516 B4
C517 A5
C518 B5
C519 A4
C520 B4
C521 B4
C522 C3
C523 C2
C524 B2
C525 B2
C526 C3
C527 B2
C528 B2
C529 C3
C530 C2
CN501 D1
CN502 D1
CN503 C1
CN504 B1
D501 B5
D502 D2
D503 C3
D504 C2
D505 B3
D506 A4
D507 B4
D508 C2
D509 B2
D511 B3
D512 B3
op1
R516 604K 1%
C510
1000p/50V
ZD501
5V6/NC
C522
1000p/50V
op2
IC501
OZ9938G
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
DRV1
VDDA
TIMER
DIM
ISSEN
VSEN
OVPT
NC NC
ENA
LCT
SSTCMP
CT
GNDA
DRV2
PGND
D511 SN4148
D509 BAV99
1
2
3
CN502
2P
1
2
H
L
R505
33
R511
200K 1%/ NC
D505
SN4148
C530
2200p/50V
C526
220pF/50VNC
C502
2.2u/25V
D
R525
3M 3KV
op2
R513
10K 1%
CN504
2P
1
2
H
L
IS1
C520
0.1/50V
C507
2.2u/16V
D502
BAV99
1 2
3
C515
2.2u/16V
R532
33
3
C527
2700p/50V
C501
470u/25V
op1
Q501
PMBT3904/NC
1
32
2
C
R531
3K3 1%
1
5V
R508
51K 1%
R514
47K 1%
C504
1000p/50V
CN503
2P
1
2
H
L
R527
200
B
220EW9 LCD 25 220EW9 LCD 25
Schematic Diagram(Power Board)
+
C827
47u/25V
R801
1M
C803
0.47/275V
L803
5uH
Q801
2PC1815GR
1
3
2
+16V
C
C826
12p/1KV
L802
5uH
R820
1K
C813
1000p/500V
VCC5V
R827
10R
VC C 5 V
3
R802
1M
D806
1N4148
R832
750 1
％
R831
750 1
％
R830
10K
3
R807
750 1
％
R804
68R 1/2W
12
R811
470K
F801
2.5A/250V
R801 C5
R802 C5
R803 D5
R804 D4
R805 C4
R806 C5
R807 C4
R808 D4
R809 D4
R810 C4
R811 C4
R812 C4
R813 C4
R814 B4
R815 B4
R816 D2
R817 D2
R818 B4
R819 C3
R820 C3
R821 C2
R822 C2
R823 C2
R824 C2
R827 D3
R828 D3
R829 C2
R830 C3
R831 C4
R832 B4
RT801 C5
ZD802 D4
ZD803 D2
ZD804 C4
IC801 C3
IC802 B5
IC803 B2
L801 C5
L802 D2
L803 D2
BRIGHTNESS
R818
NC / 200
4
A
ZD802
P6KE150A
C802
2200p/250V
R829
15K
R813
1K
C823
4700p/400V
C
R
A
IC803
TLV431ALP
FB801
6.0mm
+
C807
47u/25V
C805
2200p/400V NC
C812
220p/50V
Q804
AP2761I
1
23
R809
470K
R815
12K 1%
D802
MUR1100ERL
C811
0.1/50V
C821
0.1/100V
RT801
NTC 5R
C801 B5
C802 B5
C803 C5
C804 D5
C805 D4
C806 D4
C807 C3
C808 C4
C809 B5
C810 B5
C811 B4
C812 B4
C813 D3
C814 D3
C815 D2
C817 D2
C818 C3
C819 C3
C820 C2
C821 C2
C822 C2
C823 C3
C825 A4
C826 C4
C827 B3
CN801 A5
D801 D5
D802 D4
D803 D4
D804 D3
D805 D3
D806 B3
F801 B5
F802 D2
FB801 C4
T801 D3
P801 A5
Q801 D2
Q803 C4
Q804 C4
VOL
+
C820
47u/25V
B
ON/OFF
C825
0.1/50V
+
C804
150u/420V R816
100R 1W
4
R823
47K 1%
R812
10K
+
C819
1000u/10V
+
C818
1000u/10V
ZD803
12V
N
AC 264V RMS
IC801
LTV817M
3
14
2
D803
A02-LF
R806
10R
2
R822
5K11%
DC 380V Max.
CN801
60mm 8P
1
2
3
4
5
6
7
8
C814
1000p/500V
D805
SRF1045CM
1
2
3
R805
0R18 2W
TO SCALER BD CN101
15
R819
1K
R821
1K
MUTE
R817
200R
C809
47p/1KV
T801
EER28
1
2
3
5
4
10
8
9
7
6
C806
4700p/400V
-+
D801
UL4-06
1
2
4
3
R803
18K
+
C817
470u/25V
C810
0.1/50V
D804
UFF80-015CT
1
2
3
R824
3K 1%
DC
700V
Max.
2
R808
470K
R814
NC/ 1K
C822
0.1/50V
R828
10R
1
3
2
Q803
NC/ PMBT3906
L
DC 700V Max.
+
C815
1000u/25V
C808
100p/1KV
C801
2200p/250V
AC 264V RMS
ZD804
NC / 14V
R810
470K
P801
AC_SKT
1 2 3
L801
20mH
4 1
3 2
15
AC 264V RMS
D
F802
4A/125V
IC802
NCP1337
1
2
3
45
6
7
8BO
FB
CS
GNDDRV
Vcc
NC
HV
AC 264V RMS
220EW9 LCD 26
Schematic Diagram(Button Board)
SW903
12
3 4
KEY1
SW902
12
3 4
3
1
LED-G
6
D
KEY2
C
R901
3K9
R902
3K9
5
B
F
9
G
GND
211
D
G
5123
712
9
2
LED901
O/G
3
2
1
SW901
12
3 4
10
POWER
8
A
E
SW904
12
3 4
8
F
4
7
E
KEY3
C
6
SW905
12
3 4
1
LED-O
CN901
6P 2.0mm 90°
4
3
2
1
5
6
10
A
B
TO CN101
11
4
220EW9 LCD 27 220EW9 LCD 27
Layout side View(Scaler Board)
220EW9 LCD 28
Layout side View(Power Board)

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