Tft/Sw/Esc Block - Panasonic Strada CN-NVD905U Service Manual

6.4.

TFT/SW/ESC Block

E-9953Aa
CN954 CN953 CN451
RED
8 5 36
GREEN
16 6 35
BLUE
12 4 37
VIDEO
24 17
UIC TXD
38
REG5V
UIC RXD
36
DSP HREQ
To 35
CAM PON
4
E-9955Aa
CAM DET
2
CN1103
AUDIO MUTE
1
TFT
TFT RST RESET
22 15 26
TFT RXD
TXD
32 17 24
TFT TXD
RXD
34 16 25
NH SYNC
NH SYNC
28 14 27
CDE
37 9 32
CHRM VD
NV SYNC
30 11 30
CHRM HD
NH SYNC
24 12 29
CN955
F VIDEO
12
V CONT B
V CONT B
27 26 15
SEP VSO
33 8 33
HS SEL
28 27 14
AUDIO MUTE
29
REG5V
CAM DET
23
CAM PON
24
DSP HREQ
25
UIC RXD REG3V
37
To
UIC TXD
E-3182Aa 38
CN719 1,3,5,7 BATT2 37-40 1-4
43,45,47,49 SW7V 18-21 20-23 SW7V
TFT NMI
26 31 10
D931-934
VCC3V
LED5V
41
REG5V
TILT
15 30 11
TRACK U/D
28
18 13
PUSH RESET RESET SW
22
22 19
REM IN REMO
40 29 12
CN902
CN972
IR
RECEIVE
IC408
SYNC SEPARATION
VD
Q405,406 V SEP 5
SYNC
CLAMP 2
SEP
HD
32fH COUNT
9
AFC
VCO DOWN
IC405
2
12 11 10
V DET
X402
1
IC406 IC409
500kHz
1 1
AFC
4
2 CNT
5
Q605
IC402
REG
IC418
REG
BATT2
SW7V
NMI
IC403
IC401
REG
NMI 8
OSC
17
VR400
CN901
2 1 3 4 8 9 8 9 2 1 6,7
8 9 7 6 2 1 2 1 8 9 3,4
CN971
IC970
4
5
D971
-983
E-9954Ab
E-9954Aa
Y
52 53
IC604 IC412
HSS
SYNC
LPF 46
5
3 2 F/F 5
SEL
2
1 1
C
57
BPF
CK
PRGB
38
48 DAT
47 SCLK
IC411 IC414
2
1 PULSE
3 2
SEL
SHAPE
5
1
TFT CPU
IC404
7 8 WP
6 14 I2C SCK
EEPROM
5 13 I2C DI
7 I2C DO
Q403
18 RESET
11 TXD
12 RXD
33 VOL +KEY
34 VOL -KEY
37 GENZ KEY
36 AUDIO KEY
35 MENU KEY
Q402
ON/OFF DD-12V
DRIVE
VCC
16
OUT3
DC/DC 15
CONV-
13
CONT.
OUT2
ON/OFF
SW7V DD18.5V
DRIVE
Q401 Q414(1/2)
Y+ REG5V
2
28 Y+
1 41 YR
42 YG
5
Q415
29 Y-
(1/2)
Q404
Y-
6 16 TOUCH SW
To
L1
X+ REG5V
4
(Touch Panel)
Q414
26 X+
(2/2)
3 39 XR
40 XG
7
27 X-
Q415(2/2)
X-
8
CN402
27
IC410
VIDEO PROCESS
R
14
G
15
X403
B
16
3.58MHz
VXOI 63
SYNC
BEF 54
CUT
6 VCOM
COMMON 28
DRIVE
C SYNC
SEP IC413
COM DC 50
R
26
R-Y BRIGHT,
G-Y OSD G
B-Y
MATRIX CONTRAST, 21
DEN
SW
B
DEN
GAMMA
19
+7.5V
25
SECAM
BLAK
18
BLK
51 45 35 36
S BLK
VR403
VR402
D405
IC407
IC407
NDSV
3 4
LED 30 5 TFT MODE1
TILT LED 31 6 TFT MODE2
Q411
12 6 5 11 22 21 13
LPF
IC422
OSCI 44 43 CLK
1 4
12
NBLK 8 NBLK
CPH1 59 40 CPH1
CPH2 57 41 CPH2
CPH3 61 39 CPH3
STH1 53 42 STH
50 PDOS
1 HPOS 1
HPOS1 5
STH2 54
HPOS2 6 2 HPOS 2
STV1 25
IC415
STV2 32
TFT
CPV 28
CONTROL
NGOE1 31
XIN 19
NGOE2 30
X401
7.2MHz NGOE3 29
XOUT 20
SPL 46
HDIR 56
CX 27
BATT2
IC601
DC/AC INVERTER
2
LEVEL
IC602
CHECK OVP 2
1
17 PT
Q604
BATT2
8 RTI
REG5V
PWR
5 VDDA
SW
PDRA 19
1 IC603
NDRB 20
NMI
3 ENA NDRD 11
BL ON 22 4
2
PDRC 12
BL CNT 4 9 FB BATT2
Q601
Q413 CN401
REG5V PWR
14
SW
REG3V
20
VCOM
VCOM
1 16
BIAS
Q407,408,410
V RED
13
V GREEN
12
V BLUE
11
DVD18.5V
REG 18
Q409
DD-12V
28
IC421
1.8V
REG
13 15
VCC
To
LCD1
IC420
(TFT Panel)
ROUNDNESS
CORRECTION
SIDE 14
CPH1 34 9
CPH2 36 8
CPH3 37 7
STH1 38 2
15
27
21
25
OE1
24
OE2
23
OE3
22
MODE
5
L/R
4
3
T601
Q602
HV
To
1
LCD1
LV
(LCD Back Light)
2
CN601
Q603
CN-NVD905U TFT/SW/DISPLAY