13 Circuit Descriptions
13-3
13-3 RF/DTV Tuner (DNOS403MH261B(S)) SPEC.
1. Description
1-1 Receiving System : Designed to cover all bands in VHF and UHF including digital terrestrial(DVB-T)
and hyper channels for CCIR system.
1-2 It built in COFDM-Demod IC & Analog Demod IC (PAL B/G, I, D/K, SECAM L/L')
1-3 Receiving Channel
: 47MHz ~ 862MHz
1-4 Intermediate Frequency
: Digital(center) 36.167 MHz, Analog(picture) 38.9MHz
1-5 Input Impedance
: 75§Ù, Unbalanced.
1-6 Terminals name and function
2. Mechanical Characteristics
2-1 Dimensions
: refer Fig1
2-2 Weight
: 60g
2-3 RF input
: DIN jack(female)
2-4 Holding Strength of Ant jack.
Initial Inserting Force
: 5.0kg max.
Extracting Force After 5 Cycles
: 0.7kg min.
2-5 Terminal Strength
The terminal shall not withdraw to the inside
when a force of 1.0Kgf(9.8N) is applied to the end.
Fig - 2
Pin No
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Pin No
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Connection
N.C
SYNC
VALID
MD7
MD6
MD5
MD4
MD4
MD2
MD1
MD0
MPEG CLK
SDA
SCL
Connection
LNA 9V
RF AGC
5V
AFT
30V
N.C (AS)
RESET
ERROR
VIDEO OUT
N.C
SIF OUT
3.3V
GND
N.C
Remark
Only Analog part
Initial power-up,
Reset need Low status ¡Ã50mS
Remark
MPEG data output7
MPEG data output6
MPEG data output5
MPEG data output4
MPEG data output3
MPEG data output2
MPEG data output1
MPEG data output0
Содержание LA32R81WX
Страница 21: ...7 Block Diagrams 7 2 7 2 Asia Ready TV Block Diagram SVP WX68 ...
Страница 22: ...13 Circuit Descriptions 13 1 13 Circuit Descriptions 13 1 Main Signal Description ...
Страница 23: ...13 2 DTV Signal Description 13 Circuit Descriptions 13 2 ...
Страница 28: ...13 Circuit Descriptions 13 7 5 Electrical Characteristics Analog Demodulation 5 1 PIF characteristics ...
Страница 29: ...13 Circuit Descriptions 13 8 5 2 AFT Characteristics 5 3 Audio characteristics ...
Страница 31: ...13 Circuit Descriptions 13 10 ...
Страница 32: ...13 Circuit Descriptions 13 11 13 4 3 S29AL032D Flash Memory SPEC ...
Страница 33: ...13 Circuit Descriptions 13 12 Memo ...
Страница 37: ...11 Disassembly and Reassembly 11 4 Description Picture Description 6 Remove screws and lift up the BRKT ...
Страница 39: ...11 Disassembly and Reassembly 11 6 Memo ...
Страница 73: ...12 PCB Diagram 12 1 12 PCB Diagram 12 1 Main PCB Diagram Without Card Slot ...
Страница 74: ...12 PCB Diagram 12 2 12 2 Main PCB Diagram With Card Slot ...
Страница 78: ...Memo 1 Precautions 1 4 ...
Страница 92: ...14 Reference Infomation 14 8 14 3 2 Supported Modes 1 ...
Страница 93: ...14 Reference Infomation 14 9 14 3 3 Supported Modes 2 ...
Страница 94: ...14 Reference Infomation 14 10 14 3 4 Supported Modes 3 ...
Страница 100: ...Memo 14 Reference Infomation 14 16 ...
Страница 102: ...9 Schematic Diagrams 9 2 9 2 Sound Processing Schematic Diagram ...
Страница 103: ...9 Schematic Diagrams 9 3 9 3 Input Output Jack I Schematic Diagram ...
Страница 104: ...9 Schematic Diagrams 9 4 9 4 Input Output Jack II Schematic Diagram ...
Страница 105: ...9 Schematic Diagrams 9 5 9 5 MICOM Schematic Diagram ...
Страница 106: ...9 Schematic Diagrams 9 6 9 6 SVP UX Scaler Schematic Diagram ...
Страница 107: ...9 Schematic Diagrams 9 7 9 7 DDR Tuner Schematic Diagram ...
Страница 108: ...9 Schematic Diagrams 9 8 9 8 DTV Reset AV out Schematic Diagram ...
Страница 109: ...9 Schematic Diagrams 9 9 9 9 DTV Memory STi5105 Schematic Diagram ...
Страница 110: ...9 Schematic Diagrams 9 10 9 10 PCMCIA STi5105 Schematic Diagram ...
Страница 114: ...4 Troubleshooting 4 4 WAVEFORMS 1 R G B Output Signal of IC2001 ...
Страница 116: ...4 Troubleshooting 4 6 2 Digital Output Data of IC4001 3 Signal of HDMI Data ...
Страница 118: ...4 Troubleshooting 4 8 WAVEFORMS 4 Tuner_CVBS Output Signal 3 CVBS Output Signal ...
Страница 120: ...4 Troubleshooting 4 10 WAVEFORMS 4 CVBS Output Signal ...
Страница 122: ...4 Troubleshooting 4 12 2 Digital Output Data of IC2001 5 Analog Signal Y C to IC2001 WAVEFORMS ...
Страница 124: ...4 Troubleshooting 4 14 WAVEFORMS 6 The Signal are Inputed to IC1202 7 The Signal are Inputed to IC1203 ...