Mitsubishi E55LCD Service Manual page 73

SCHEMATIC DIAGRAM MAIN PWB (SCALAR) (4/5)
3V3D 3V3D_SCALER
L401 C405 C406 C407 C408 C409
1 2
SMB160808-N1-121P
C404 +
47U/16V
R406
1
5 B_IN
R407
1
R408
2
R410
2
as close as possible
the scaler chip
R412
1
5 G_IN
R413
1
R415
2
R416
1
5 R_IN
R417
1
R418
2
5VD
+2V5
R445 L408
NC (4k7) NC
1 Q403
ADCPWR_CTL
NC (SI2301)
1 2V5A
NC (DTC144WK)
1
Q402
3V3D
1
C450 SMB160808-N1-121P
104P
X401
1
NC
2
GND
25MHZ/OSC
L406
SMB160808-N1-121P
2V5AA 2V5A 2V5AI
C442 C443 L407 C446 C447
1 2
1 2
SMB160808-N1-121P
104P 104P 104P 104P
C444 C445
104P
104P
AGND AGND
C410 C411 C412 C413 C414 C415 L402
1 2
2V5D
SMB160808-N1-121P
C401
47U/16V
3V3D
L403 C416 C417 C418
1 2
SMB160808-N1-121P
+
R403
51 R404 NC
1 2
AGND
IC401
C449
104P
AGND
1
CLEANGND_B
39 C419 33N
2 2
BIN
39
2 3
AVCC_ADC_B
27 C420 33N
1 4
REF_B
5
AGND_ADC_B
6
AVCC_B
7
AGND_B
AGND
8
AT3VCC
12K
1 9
RBIAS_EXT
10
CLEANGND_SOG
C421 22N
11
SOGIN
12
CLEANGND_G
39 C422 33N
2 13
GIN
39
2 14
AVCC_ADC_G
27 C423 33N
1 15
REF_G
16
AGND_ADC_G
17
AVCC_G
18
AGND_G
19
CLEANGND_R
39 C424 33N
2 20
RIN
39
2 21
AVCC_ADC_R
27 C425 33N
1 22
REF_R
23
AGND_ADC_R
AGND
24
AVCC_R
25
AGND_R
26
TVCC
AGND
27
RX2P
28
RX2N
29
TGND
30
RX1P
31
RX1N
32
2V5D_SCALER
TVCC
33
RX0P
34
RX0N
35
TGND
R441 51
36
RXCN
1 2
37
3V3D_SCALER RXCP
38
TVCC
39
TPLLGND
40
TPLLVCC
2V5AA 2V5AI
1 SDA
R442 4K7
1 SCL
2
C430
L404 C431 C432 2
47U/16V
3V3D_SCALER
2
R443 4K7
2V5D_SCALER
+
3V3D_SCALER
R425 1
1 SCALER_INTN
1 SCALER_RSTN
R436 2
2 PCLK
4 R437 2
VCC PHD
R438 2
PVD
CLK_25M
3 1 2
OUT
CSG2
R430 33
C451
15P
R423 4k7
2
R401 4k7
C402 C403 2 1
CSG4
+
R402 100K
2 1
GNDPLL
AGND
SAA6713AH
1
1
150 2
1 100
1 100
1 100
2 RE[0..7]
1
CSG2
10-4
5VD
3V3D_SCALER
R431
NC (10K)
R432
R439
10K
100 BRIGHTNESS
Q401
NC (DTC114WK)
PWM 1
2V5D_SCALER
3V3D_SCALER
R405 FCA3216M4-301
BO7
1 2
BO6
120 3 4
PF6
BO5
119 5 6
PF5
BO4
118 7 8
PF4
BO3
117 1 2
PF3
BO2
116 3 4
PF2
BO1
115 5 6
PF1
BO0
114 7 8
PF0
113
R409 FCA3216M4-301
IOVCC
112 R411 FCA3216M4-301
IOGND
GO7
111 1 2
PE7
GO6
110 3 4
PE6
GO5
109 5 6
PE5
GO4
108 7 8
PE4
GO3
107 1 2
PE3
GO2
106 3 4
PE2
GO1
105 5 6
PE1
GO0
104 7 8
PE0
103
R414 FCA3216M4-301
CVCC
102
CGND
101
IOVCC
R419 FCA3216M4-301
100
IOGND
RO7
99 1 2
PD7
RO6
98 3 4
PD6
RO5
97 5 6
PD5
RO4
96 7 8
PD4
RO3
95 1 2
PD3
RO2
94 3 4
PD2
RO1
93 5 6
PD1
RO0
92 7 8
PD0
91
R420 FCA3216M4-301
CVCC
90
CGND
89
IOVCC
R421 FCA3216M4-301
88
IOGND
87 1 2
PC7
86 3 4
PC6
85 5 6
PC5
84 7 8
PC4
BE3
83 1 2
PC3
BE2
82 3 4
PC2
BE1
81 5 6
PC1
BE0
7 8
R422 FCA3012M4-301
5VD
L606 SMB160808-N1-121P
IC402
1 2 3
+ C427
3V3D
C426
L608
NC 47U/16V 104P
1 2
2V5D 2V5D_SCALER
L405
1 2
C434
SMB160808-N1-121P
+ C433 C435 C436
47U/16V
104P 104P
104P
GE[0..7] 2
3
R433
1 2
0
BO[0..7]
2
AGND
GNDPLL
R434
1 2
0
AGND
R440
1 2
0
AGND
GO[0..7] 2
RO[0..7] 2
2V5D_SCALER
3V3D_SCALER
2V5A 2V5D
BE7
BE6
BE5
BE4
+
C448
47U/16V
AGND
BE[0..7] 2
AMS1117-2.5
+2V5
2
VIN VOUT
C428 C429
104P
+
47U/16V
C437 C438 C439 C440 C441
104P 104P 104P 104P 104P