J4206
R_OUT
1
SC1_A_OUT_R
L_OUT
3
SC1_A_OUT_L
L_IN
2
R_IN
6
21-B_IN
7
SCART1_R/C1
21-G_IN
11
SCART1_G
SCART 1 21-R_IN
15
SCART1_B
(21-C_IN)
21-Y_IN
16
SCART1_Y_IN
FOR_VCR
8
SCART1_SW
TUNER OUT
19
SC1_CVBS_OUT
VIDEO IN
20
SCART1_V_IN
TU5801 TUNER
AGC
4
RF_AGC
SCL
9
BUS_SW IC5801 SN74LV4053APWR
SDA
10
15 SCL
F_SCL
1
F_SCL
SIF
14
14 SDA
F_SDA
13
F_SDA
CVBS
15
2
12
IF AGC
18
DIF1
19
SIF
DIF2
20
TUNER OUT CVBS SW IC4201 MM1501XNRE
6
OUT
2
SW_CVBS_(TU/D_TU)
4 D_TUNER_CVBS_IN
CP5801 FROM/TO POWER IN OUT
29
27
30
6
22
D_TUNER_SPDIF
25
23
1
D_TU_AUDIO_R
2
D_TU_AUDIO_L
3 NC
5
8
7
DTV-H
9
DTV_LPM_CTL_H
10
DTV_RESET
12
U/C S-VIDEO 14
D_TUNER_Y/U/V
16
17
P.CON +12V
18
P.CON+5V_DTV
19
20
DTV+3.8V
21
21PIN/TUNER BLOCK DIAGRAM
SC1_A_IN_L
SC1_A_IN_R
TU_TUNER_CVBS_IN
IF OUT2
IF OUT1
IF AGC
CVBSOUT
SPDIF
SDAT
SCLT
AOUTR
AOUTL
LPM_INT
TVTX
TVRX
DTV-H
POWER CTL
Y/Y S-VIDEO
RESET
V
+12V
D+5V
AT+3.8V
SCALER/ SUB MICON
DTV_TX/RX
SOUND AMP/AV SWITCH/
JACK/INTERFACE_HDMI IC
F-5
19DV555DB/19DV555DG/19DV556DB/19DV556DG F-6