Philips 32MF338B/27, Руководство по обслуживанию

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FUZ2.0U LA 35
8.5 Digital Signal Process Block Diagram
DIGIT
AL MAIN BO
ARD UNIT
IC4202
(MEMOR
Y)
IC3301
(DIGIT
AL SIGNAL PR
OCESS)
IC4201
(LCD DRIVE)
LCD MODULE ASSEMBL
Y
CN4501
B2(+)
38
B2(-)
37
B1(+)
36
B1(-)
35
B0(+)
34
B0(-)
33
G2(+)
30
G2(-)
29
G1(+)
28
G1(-)
27
G0(+)
26
G0(-)
25
R2(+)
18
R2(-)
17
R1(+)
16
R1(-)
15
R0(+)
14
R0(-)
13
SCLK(+)
23
SCLK(-)
22
V
-COM
1
STH
4 LP
2 POL
3 STV
53
CN4502
B2(+)
41
B2(-)
40
B1(+)
39
B1(-)
38
B0(+)
37
B0(-)
36
G2(+)
33
G2(-)
32
G1(+)
31
G1(-)
30
G0(+)
29
G0(-)
28
R2(+)
21
R2(-)
20
R1(+)
19
R1(-)
18
R0(+)
17
R0(-)
16
CLK(+)
26
CLK(-)
25
STH
52
CPV
5 GOE
4 STV
6
LVDS RX
81 80 79 78 77 76 71 70 69 68
123 122 125 124 127 126 131 130 129 128
67 66 60 59 58 57 56 55 64 63 87 88 89 94 49 48 47 46 45 44 40 39 38 37 36 35 29 28 27 26 25 24 33
132
22 92 93
AD25
RSDS I/F
SCL SD
A
SCL
SD
A
RSDS I/F
R3(+)
23
R3(-)
22
31 30
G3(+)
35
G3(-)
34
42 41
B3(+)
43
B3(-)
42
51 50
R3(+)
20
R3(-)
19
62 61
G3(+)
32
G3(-)
31
74 73
B3(+)
40
B3(-)
39
83 82
99
100
6 5
LCD TIMING CONTR
OLLER
AD26 AE25 AF25 AF24 AE24 AD23 AD24 AF26 AE26
LV
D
S
TX
DIGIT
AL
SIGNAL PR
OCESS
IC3701
(MEMOR
Y)
5 6
SD
A
SCL
D-SUB
3
12 15
1 2
RED
GREEN
BLUE
D
ATA
CLOCK
JK3701
T5 R4 R3 R5
A/D CONVER
TER
14 13
HSYNC VSYNC
K5 L5
VIDEO-Pr VIDEO S-VIDEO-Y S-VIDEO-C
T
O VIDEO
BLOCK DIA
GRAM
SW
W3
U3 V3 V4
VIDEO-Pb
T3
VIDEO-Y
U4 T4
TU-CVBS
Y3
V
GA-HSYNC
V
GA-VSYNC
IF-A
GC
HDMI-IN1 HDMI-IN2
JK4001
TMDS-D0(+) TMDS-D0(-) TMDS-D1(+) TMDS-D1(-) TMDS-D2(+) TMDS-D2(-) SD
A
SCL
7 9 4 6 1 3
10 12 16 15
7 9 4 6 1 3
10 12 16 15
JK4002
TMDS-D0(+) TMDS-D0(-) TMDS-D1(+) TMDS-D1(-) TMDS-D2(+) TMDS-D2(-) TMDS-CLOCK(+) TMDS-CLOCK(-) SD
A
SCL
A9 B9 C8 C9 B8 A8
B10 A10
E9
C10
A5 B5 C4 C5 B4 A4 B6 A6 D7 B7
Q4002
B
UFFER
Q4001
B
UFFER
Q4004
B
UFFER
Q4003
B
UFFER
TMDS-CLOCK(+) TMDS-CLOCK(-)
V
-COM
55
LP
54
POL
53
VCOM-PWM
DEMODULA
T
OR
/MPEG DECODER
AF2 AF7
A
UDIO I/F
T
O A
UDIO-1
BLOCK DIA
GRAM
T
O A
UDIO-2
BLOCK DIA
GRAM
A
CLK
A
UX-AD
A
T
A
BCLK LRCLK A
CLK
BCLK LRCLK A
D
ATA
SPDIF
AD15 AE15 AE16 AF15 AF16 AD16
D
A
T
A(0-15)
ADDESS(0-12)
IC3201
A13-15,A18, A21-23,B13-15, B17,B19-23 C15,C17-19, C23,C24,D14, D15,D17-19, D22,D23
B1,B9,C2,C8, D1,D3,D7,D9, F1,F9,G2,G8,
H1,H3,H7,H9
M2,M3,M7,M8, N2,N3,N7,N8, P2,P3,P7,P8,R2
(SDRAM)
HDMI I/F
A
UDIO
DECODER
SIF DIF-OUT1 DIF-OUT2 IF-A
GC
T
O VIDEO
BLOCK DIA
GRAM
VIDEO DECODER
VIDEO SIGNAL
A
UDIO SIGNAL
T
O SYSTEM
CONTR
OL
BLOCK DIA
GRAM
Q4501, Q4516, Q4551, Q4552
IC4511
, Q4511,
Q4512, Q4513
DRIVE
VG
H
1
AE2 AF5
DEMODULA
T
OR
F
AIL
SAFE MODE
COLOR PR
OOF
AD
V
ANCE
O
VER
DRIVE
FRC
19
SWITCHING
“
“ = SMD