24
7.
Circuit Diagrams and PWB Layouts
Scaler (19"): MT5335 Control/IR/LED
5
4
3
2
1
D
C
B
A
ORE
S
ET#
OXTALI
O
S
CL0
AVDD
33
_XTAL
AVDD
33
_REG
C_XREG
AVCC_
S
RV
AVDD
33
_XTAL
OXTALO
OXTALI
PWRDET
KEY1_MT5
33
5
ORE
S
ET#
AVCC_
S
RV
AVDD
33
_REG
OXTALO
O
S
CL0
O
S
DA0
O
S
DA0
C_XREG
PWRDET
KEY1
S
TANDBY
KEY2
TURN_ON
KEY1
KEY1_MT5
33
5
KEY2
ORE
S
ET#
DV
33
DV
33
+
3
V
3S
B
+
3
V
3S
B
+
3
V
3S
B
DV
33
+
3
V
3S
B
DV
33
+
3
V
3S
B_
u
P
+
3
V
3S
B_
u
P
+
3
V
3S
B
+
3
V
3S
B
+
3
V
3S
B
+
3
V
3S
B
+
3
V
3S
B
+
3
V
3S
B_
u
P
+5V
S
B
+5V
+
3
V
3S
B_
u
P
+5V
+
3
V
3S
B_
u
P
+
3
V
3S
B +5V
S
B
S
CART_F
S
_IN
6
O
S
CL0
1
3
,19
O
S
DA0
1
3
,19
POWER_ON/OFF
21
BL_DIM
21
OPWM1
20
OPWM2
12,20
EDID_PRT
S
TANDBY
1
3
OIRI
12,1
3
TURN_ON
1
3
O
S
CL1
15
O
S
DA1
15
LVD
S
VDD_EN 7
BL_ON/OFF
21
EDID_PRT
AMP_MUTE
17
CI_OEB
20
CI_PDD4
20
CI_PDD7
20
CI_PDD
3
20
CI_CLE
20
CI_POWE# 20
CI_PDD6
20
CI_ALE
20
CI_PDD5
20
MTK_IC_RE
S
ET
20
CI_INT
20
HDMI_INT
1
3
CEC
1
3
,14
KEY1
1
3
IIC ADDRE
SS
"A0"
TXC
Third-Tone Cry
s
t
a
l
Adj
us
t the power on timing
The divider only for A ver
s
ion IC
For OT
S
1/
3
River
1/
8
River
R45
8
D40
3
R492
Q40
3
R464
C49
8
FB410
R449
Q404
R4
8
9
R49
8
ZD410
R462
C4
88
R499
Q405
FB40
8
C4
8
9
R45
3
C452
C495
R445
U40
8
U405
C441
R44
8
R427
C490
C497
R4
88
R446
R4
8
6
Q40
8
C401
C496
Y401
R49
3
R45
8
NC
R45
8
NC
R450
47K OHM 1/10W
R450
47K OHM 1/10W
1
2
D40
3
S
C
S
140V
D40
3
S
C
S
140V
R467
100 OHM 1/10W
R467
100 OHM 1/10W
R492
4.7K OHM 1/10W
R492
4.7K OHM 1/10W
1
2
ZD411
NC/UDZ
S
NP5.6B
ZD411
NC/UDZ
S
NP5.6B
Q40
3
MMBT
3
904
Q40
3
MMBT
3
904
R426
4.7K OHM 1/10W
R426
4.7K OHM 1/10W
R464
4.7K OHM 1/10W
R464
4.7K OHM 1/10W
R456
10K OHM 1/10W
R456
10K OHM 1/10W
C49
8
1
u
F/16V
C49
8
1
u
F/16V
R455
0 OHM 1/10W
R455
0 OHM 1/10W
FB410
BEAD
FB410
BEAD
R465
4.7K OHM 1/10W
R465
4.7K OHM 1/10W
R449
220 OHM 1/10W
R449
220 OHM 1/10W
R454
1 OHM +-5
%
1/10W
R454
1 OHM +-5
%
1/10W
Q404
MMBT
3
904
Q404
MMBT
3
904
C491
4.7
u
F/10V
C491
4.7
u
F/10V
R4
8
9
NC
R4
8
9
NC
C500
1
u
F/16V
C500
1
u
F/16V
R49
8
NC/6.2K OHM 1/10W
R49
8
NC/6.2K OHM 1/10W
R4
8
7
NC
R4
8
7
NC
1
2
ZD410
NC/UDZ
S
NP5.6B
ZD410
NC/UDZ
S
NP5.6B
FB409
BEAD
FB409
BEAD
R462
NC/1K OHM 1/10W
R462
NC/1K OHM 1/10W
R46
3
10K OHM 1/10W
R46
3
10K OHM 1/10W
+
C4
88
220
u
F/10V
+
C4
88
220
u
F/10V
R46
8
470K OHM 1/10W
R46
8
470K OHM 1/10W
R499
NC/1
3
K OHM 1
%
1/10W
R499
NC/1
3
K OHM 1
%
1/10W
GPIO_
3
207
GPIO_4
20
8
GPIO_5
209
GPIO_6
59
GPIO_7
60
GPIO_
8
210
GPIO_9
211
GPIO_10
212
GPIO_11
214
GPIO_12
215
GPIO_1
3
216
O
S
DA0
204
O
S
CL0
205
O
S
DA1
6
3
O
S
CL1
62
OPWM0
191
OPWM1
202
OPWM2
20
3
OPWR
S
B
72
OPCTRL0
92
OPCTRL1
91
OPCTRL2
76
OPCTRL
3
75
OPCTRL4
90
OPCTRL5
8
9
ORE
S
ET_
71
C_XREG
8
7
AVDD
33
_REG
88
ADIN0
14
8
ADIN1
149
ADIN2
150
ADIN
3
151
ADIN4
152
AVDD
33
_
S
RV
147
XTALI
144
XTALO
14
3
VCXO
146
AVDD
33
_XTAL
145
U401B
MT5
33
5PGU
U401B
MT5
33
5PGU
Q405
NC/MMBT
3
906
Q405
NC/MMBT
3
906
C499
0.1UF16V
C499
0.1UF16V
FB40
8
BEAD
FB40
8
BEAD
C492
1
u
F/16V
C492
1
u
F/16V
C4
8
9
10pF
C4
8
9
10pF
Q406
MMBT
3
904
Q406
MMBT
3
904
R45
3
0 OHM 1/10W
R45
3
0 OHM 1/10W
C501
0.1UF16V
C501
0.1UF16V
C452
1000pF/25V
C452
1000pF/25V
C495
0.1UF16V
C495
0.1UF16V
D401
LL414
8
D401
LL414
8
R445
10K OHM 1/10W
R445
10K OHM 1/10W
R420
NC/0 OHM 1/10W
R420
NC/0 OHM 1/10W
GND
1
RE
S
ET
2
VCC
3
U40
8
NC/MAX
8
09
S
TRG
U40
8
NC/MAX
8
09
S
TRG
1
2
3
4
5
6
7
8
9
10
11
CN404
CONN
CN404
CONN
NC
1
NC
2
NC
3
V
SS
4
S
DA
5
S
CL
6
WC
7
VCC
8
U405
M24C16
U405
M24C16
R461
10K OHM 1/10W
R461
10K OHM 1/10W
C441
1000pF/25V
C441
1000pF/25V
C494
1
u
F/16V
C494
1
u
F/16V
R44
8
1K OHM 1/10W
R44
8
1K OHM 1/10W
R460
NC/1K OHM 1/10W
R460
NC/1K OHM 1/10W
R427
NC/
3
K OHM 1/
10W
R427
NC/
3
K OHM 1/
10W
C49
3
4.7
u
F/10V
C49
3
4.7
u
F/10V
C490
10pF
C490
10pF
R452
NC
R452
NC
C497
1000pF
C497
1000pF
R466
100 OHM 1/10W
R466
100 OHM 1/10W
R4
88
33
OHM 1/10W
R4
88
33
OHM 1/10W
R444
10K OHM 1/10W
R444
10K OHM 1/10W
R446
NC
R446
NC
R497
NC
R497
NC
R4
8
6
NC
R4
8
6
NC
R42
8
NC/
1
K OHM 1/
10W
R42
8
NC/
1
K OHM 1/
10W
Q40
8
NC/MMBT
3
904
Q40
8
NC/MMBT
3
904
R469
100K OHM 1/10W
R469
100K OHM 1/10W
R447
1K OHM 1/10W
R447
1K OHM 1/10W
C496
1000pF
C496
1000pF
R459
33
OHM 1/10W
R459
33
OHM 1/10W
1
2
Y401
60MHz
Y401
60MHz
R495
0 OHM 1/10W
R495
0 OHM 1/10W
R49
3
4.7K OHM 1/10W
R49
3
4.7K OHM 1/10W
MT5
33
5 CONTROL/IR/LED/KEY
S
B07
S