A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
S
D
G
Q5802
2SK3019_TL
LEVEL SHIFT
S
D
G
Q5801
2SK3019_TL
LEVEL SHIFT
TU5801
TDTG-S156D
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
3
4
5
6
7
8
9
CP5801
TKC-W30P-U1 BLK ST
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
4
5
6
7
8
9
CP5803
WD-00027-R
1
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
CP5802
WD-00028-R
1
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
IC5801
SN74LV4053APWR
BUS_SW
1
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
CAUTION: DIGITAL TRANSISTOR
Q5805
KRC102SRTK
SW
B5802
FCM1608KF-601T02
B5803
HCB1608KF-330T50
R5819
5.6K
R5817
5.6K
R5816
100
R5801
100
R5813
150
R5812
100
R5804
75
R5814
100
R5809
82K
R5822
10
R5807
10K
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
C5826
150P
CH
C5807
180P
CH
C5809
0.1 B
C5815
0.001 B
C5806
470
16V
TZV
C5814
1
50V
V-S
W879
W878
W848
W926
W844
W925
W847
SIF
TINP
TINM
TU_SCL
RF_AGC
TU_SDA
TIAGC2
1080I_LOW_SW
TU_VIDEO_OUT
TU_VIDEO_OUT
D_TUNER_CVBS
1080I_LOW_SW
GND
P.CON+12V
P.CON+5V_DTV
DTV+3.8V
P.CON+5V
1080I_LOW_SW
SIF
DTV_AV_SW
RF_AGC
F_SCL
F_SDA
P.CON+3.3V
D_TUNER_V
D_TUNER_U
D_TUNER_Y
D_TUNER_SPDIF
D_TU_AUDIO_R
D_TU_AUDIO_L
DTV_TX
D_TUNER_CVBS
DTV-H
DTV_RX
DTV_LPM_CTL_H
DTV_RESET
D_TUNER_Y
D_TUNER_U
D_TUNER_V
P.CON+12V
TU_SDA
P.CON+5V_DTV
DTV+3.8V
D_TUNER_SPDIF
TU_SCL
TSCL
TSDA
TINP
TINM
TIAGC2
P.CON+3.3V
D_TU_AUDIO_R
D_TU_AUDIO_L
DTV_TX
DTV_RX
DTV-H
DTV_LPM_CTL_H
DTV_RESET
H-26
H-25
19DV555DB/19DV555DG/19DV556DB/19DV556DG
FROM/TO POWER IN/OUT
(MAIN PCB)
TUNER SCHEMATIC DIAGRAM
AT+3.8V
AT+3.8V
AT+3.8V
FROM/TO REGULATOR
5.0
3.3
3.3
NC
NC
GND
TINM
GND
GND
GND
GND
TINP
TIAGC2
TUNER_VIDEO
SIF
P.CON+5V
TUNER_SCL
TUNER_SDA
RF AGC
TINM
TINP
TIAGC2
RF AGC
TUNER_SCL
P.CON+5V
TUNER_VIDEO
SIF
GND
GND
GND
GND
GND
TUNER_SDA
1080I_LOW_SW
(CP5802)
(CP5803)
1080I_LOW_SW
1080I_LOW_SW
1080I_LOW_SW
NC
(CP6401)
TVRX
+12V
AOUTL
RESET
POWER CTL
TVTX
V
GND
U/C S-VIDEO
GND
Y/Y S-VIDEO
GND
GND
IF OUT2
AGND
AOUTR
CVBSOUT
DTV-H
D+5V
SPDIF
GND
GND
SCLT
SDAT
IF OUT1
IF AGC
LPM_INT/GND
TO AV SWITCH
FROM REGULATOR2
FROM/TO SCALER
NC
DIF2
DIF1
IF AGC
NC
AUDIO
CVBS
2ndSIF
GND
IF
SDA
SCL
NC
AS
B1
GND
Vtu
AGC
B3(Vcc)
B2
NC
NC
NC
NC
NC
NC
NC
0
5.0
5.0
1.6
0
0
0
0
5.0
5.0
0
0
0
0
0.7
0
0
0
0.1
0.1
TO DVD_INTERFACE/AV_SWITCH
FROM/TO SCALER
TO 21PIN
FROM/TO SUB MICON
2-COM
GND
GND
C
B
A
1Y0
1Y1
1-COM
Vcc
INH
3Y0
3-COM
3Y1
2Y0
2Y1
NC
NC
3.3
3.3
5.0
(TUNER PCB)
2.9
2.0
0
3.2
3.2
0
0
0
0
3.4
3.2
3.3
3.3
3.4
PCBF40
CMG130
CEG367
PCB290
3.2
3.2
3.2