Circuit Diagrams and PWB Layouts
37
7.
Scaler (22"): VGA IN/L/R
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
BLU_GND
RED_GND
BLU
RED
GRN_GND
RED
BLU
BLU_GND
GRN_GND
VGA
S
CL_IN
RED_GND
V
S
YNC#
H
S
YNC#
GRN
H
S
YNC#
GRN
VGA
S
DA_IN
VGA
S
CL_IN
VGA
S
DA_IN
VGAR_IN
VGAL_IN
V
S
YNC#
VGA_PLUGPWR
VGA_PLUGPWR
+5V
S
B
H
S
YNC
4,1
3
V
S
YNC
4,1
3
RN
4
BN
4
GN
4
S
OG
4
BP
4
RP
4
GP
4
AIN0_L
10
AIN0_R
10
U0TX
12
U0RX
12
HDMIED_WP
14,20
VGA
S
DA_IN
VGA
S
CL_IN
NEARLY IC
NEARLY VGA CON.
L : WP DI
S
ABLE
H : WP ENABLE
Ch
a
nge to 75 OHM 1/
8
W
C1
3
5 A4 R1
88
D2
R196 C2 ZD12
8
A2
ZD124 C
3
C102 D
3
ZD129 A2 ZD121 D
3
ZD1
3
0 A5 C101 D2
C10
3
C
3
C191 C2
R207 A2 L112 C
3
C1
88
C2 RN101 B2
R201 B2 R219 B5
R19
3
C2 CN10
8
D5
R222 A5 CN109 B5
R19
8
C4 R245 D4
C122 B4 ZD126 C
3
ZD127 B4 R224 A4
C1
8
7 D
3
R22
3
A4
R199 C2 R194 C2
C106 C
3
R244 D4
C192 C5 R204 B
3
C107 C4 R205 B2
R221 B4 C1
8
9 C2
ZD125 C4 U105 B1
C190 C
3
R206 B
3
ZD1
3
1 A5 L111 D
3
R192 C2 C1
8
1 A5
C1
8
6 D2 C1
3
6 A4
R21
8
B5 L101 C
3
R1
8
9 D2 C120 B4
R195 C
3
C109 B4
R200 C
3
L11
3
C4
Q102 B2 R202 B2
R24
8
B2 R191 D
3
C1
8
2 A4 R220 B4
R225 A4 L114 B5
D101 B2 C197 B1
R197 C2 C196 B5
C19
3
C2 C195 B2
C194 C
3
R165 A2
R20
3
B4
C1
3
5
33
pF
C1
3
5
33
pF
R1
88
0 OHM 1/10W
R1
88
0 OHM 1/10W
R196
0 OHM 1/10W
R196
0 OHM 1/10W
1
2
ZD12
8
UDZ
S
NP5.6B
ZD12
8
UDZ
S
NP5.6B
C102
NC/5pF
C102
NC/5pF
1
2
ZD124
UDZ
S
NP5.6B
ZD124
UDZ
S
NP5.6B
1
2
ZD129
UDZ
S
NP5.6B
ZD129
UDZ
S
NP5.6B
1
2
ZD121
UDZ
S
NP5.6B
ZD121
UDZ
S
NP5.6B
C101
4700pF
C101
4700pF
1
2
ZD
1
3
0
VPOR
T060
3
100KV05
ZD
1
3
0
VPOR
T060
3
100KV05
C10
3
NC/5pF
C10
3
NC/5pF
C191
0.01
u
F/25V
C191
0.01
u
F/25V
R207
100 OHM 1/10W
R207
100 OHM 1/10W
1
2
L112
8
0 OHM
L112
8
0 OHM
C1
88
0.01
u
F/25V
C1
88
0.01
u
F/25V
R201
0 OHM 1/10W
R201
0 OHM 1/10W
1
2
3
4
8
7
6
5
RN101
4.7KOHM +-5
%
1/16W
RN101
4.7KOHM +-5
%
1/16W
8
15
7
14
6
1
3
5
12
4
11
3
10
2
9
1
CN10
8
DB15
CN10
8
DB15
R19
3
100 OHM 1/10W
R19
3
100 OHM 1/10W
R219
1K OHM 1/10W
R219
1K OHM 1/10W
R222
100K OHM 1/10W
R222
100K OHM 1/10W
1
2
3
CN109
PHONEJACK
CN109
PHONEJACK
R245
NC
R245
NC
R19
8
2.2K OHM 1/10W
R19
8
2.2K OHM 1/10W
C122
10
u
F/10V
C122
10
u
F/10V
1
2
ZD126
UDZ
S
NP5.6B
ZD126
UDZ
S
NP5.6B
R224
3
0K OHM 1
%
1/10W
R224
3
0K OHM 1
%
1/10W
1
2
ZD127
UDZ
S
NP5.6B
ZD127
UDZ
S
NP5.6B
C1
8
7
5pF
C1
8
7
5pF
R22
3
100K OHM 1/10W
R22
3
100K OHM 1/10W
R199
3
9 OHM +-1
%
1/10W
R199
3
9 OHM +-1
%
1/10W
R194
3
9 OHM +-1
%
1/10W
R194
3
9 OHM +-1
%
1/10W
R244
NC
R244
NC
C106
NC/5pF
C106
NC/5pF
R204
20K OHM 1/10W
R204
20K OHM 1/10W
C192
5pF
C192
5pF
C107
NC/5pF
C107
NC/5pF
R205
100 OHM 1/10W
R205
100 OHM 1/10W
R221
3
K OHM 1/10W
R221
3
K OHM 1/10W
C1
8
9
0.01
u
F/25V
C1
8
9
0.01
u
F/25V
1
2
ZD125
UDZ
S
NP5.6B
ZD125
UDZ
S
NP5.6B
E0
1
E1
2
E2
3
V
SS
4
S
DA
5
S
CL
6
WC
7
VCC
8
U105
M24C02-WDW6P
U105
M24C02-WDW6P
R206
20K OHM 1/10W
R206
20K OHM 1/10W
C190
5pF
C190
5pF
1
2
ZD
1
3
1
VPOR
T060
3
100KV05
ZD
1
3
1
VPOR
T060
3
100KV05
1
2
L111
8
0 OHM
L111
8
0 OHM
R192
0 OHM 1/10W
R192
0 OHM 1/10W
C1
8
14
7
0
p
F
C1
8
14
7
0
p
F
C1
8
6
0.01
u
F/25V
C1
8
6
0.01
u
F/25V
C1
3
6
33
pF
C1
3
6
33
pF
1
2
L101
8
0 OHM
L101
8
0 OHM
R21
8
1K OHM 1/10W
R21
8
1K OHM 1/10W
R1
8
9
3
9 OHM +-1
%
1/10W
R1
8
9
3
9 OHM +-1
%
1/10W
C120
10
u
F/10V
C120
10
u
F/10V
R195
75 OHM +-1
%
1/
8
W
R195
75 OHM +-1
%
1/
8
W
C109
NC/5pF
C109
NC/5pF
R200
75 OHM +-1
%
1/
8
W
R200
75 OHM +-1
%
1/
8
W
1
2
L11
3
8
0 OHM
L11
3
8
0 OHM
Q102
MMBT
3
904
Q102
MMBT
3
904
R202
100 OHM 1/10W
R202
100 OHM 1/10W
R24
8
10K OHM 1/10W
R24
8
10K OHM 1/10W
R191
75 OHM +-1
%
1/
8
W
R191
75 OHM +-1
%
1/
8
W
C1
8
24
7
0
p
F
C1
8
24
7
0
p
F
R220
3
K OHM 1/10W
R220
3
K OHM 1/10W
R225
3
0K OHM 1
%
1/10W
R225
3
0K OHM 1
%
1/10W
1
2
L114
8
0 OHM
L114
8
0 OHM
3
1
2
D101
BAT54C
D101
BAT54C
C197
0.1UF16V
C197
0.1UF16V
R197
100 OHM 1/10W
R197
100 OHM 1/10W
C196
5pF
C196
5pF
C19
3
0.01
u
F/25V
C19
3
0.01
u
F/25V
C195
0.01
u
F/25V
C195
0.01
u
F/25V
C194
5pF
C194
5pF
R165
NC/0 OHM 1/10W
R165
NC/0 OHM 1/10W
R20
3
2.2K OHM 1/10W
R20
3
2.2K OHM 1/10W
VGA IN/L/R
S
B01
S
B01
I_177
8
0_041.ep
s
17040
8