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DVB-Terrestrial Receiver

SMPSMP124HDT2

Service Manual

This service manual should be used with the User Manual together.

Please read this Service Manual and User Manual carefully before service this product.

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Содержание SMP123HDT2

Страница 1: ...Terrestrial Receiver SMP123HDT2 SMP124HDT2 Service Manual This service manual should be used with the User Manual together Please read this Service Manual and User Manual carefully before service this product ...

Страница 2: ...g and Accessories 7 Packaging Exploded View Drawing 7 Appendix 1 Flowchart and Circuit Diagram 8 Flowchart 8 Wiring Diagram 8 Circuit Diagram of Decoding Board 8 Appendix 2 Silkscreen of PCB 17 Silkscreen of Decoding Board Top 17 Silkscreen of Decoding Board Bottom 17 PCB Diagram of Decoding Board Top 17 PCB Diagram of Control Board Bottom 17 Appendix 3 Component List 21 Component List of Decoding...

Страница 3: ...tive voltmeter to measure AC voltage of the resistor Turn over the AC jack and plug into the socket again to iterate the inspection as above Inspect the voltage of the resistor between other exposed metallic parts and the earth in the same way Any parts voltage of the resistor should not over 0 75Vrms A leakage testing machine with voltage over 2 500 V can also be used for this inspection in which...

Страница 4: ... by discharging static Do not take the new electrostatic sensitive devices from the antistatic protection package unless you are ready for installation Most electrostatic sensitive devices will be packed with anti static foam foil or similar conductive materials And a lead wire to prevent short circuit Please contact the core or circuit parts of the device to be installed with ESD protection packa...

Страница 5: ... 0 5 1 0 4 8 5 0MHz dB 0 5 4 5 0 5 5MHz 3 Brightness S N dB 56 WTD 5MHz 4 Chromatic S N dB AM 58 Load 75 PM 51 5 Differential gain DG 5 Load 75 6 Differential phase DP 5 Load 75 7 Brightness non linear distortion 5 Load 75 8 τ chrominance luminance delay inequality ns 30 Load 75 9 K Chrominance luminance Gain Inequality 5 Load 75 10 Brightness Waveform Distortion 3 Load 75 11 Chrominance Subcarrie...

Страница 6: ... No Part Name Qty Notes 1 4110 1704 006H Front Panel 1 Transparent ABS 2 2104 1770 Y00H Decoding Board 1 3 C141 5142 0318 Power Cord 1 1250mm VDE 2 pins 4 4111 1704 009H Bottom Cover 1 ABS 5 3000 4000 0800 Feet Pad 2 Rubber Black 6 3211 2008 0005 Screws 3 ST2 8PANi ...

Страница 7: ...d Accessories Packaging Exploded View Drawing Material List NO Material No Name Qty 1 4401 1704 000H White Box 1 2 ST2 025 0605S User Manual 1 3 2301 1555 000H Remote Control 1 4 4413 1812 1100 Bubble Bag 180 210mm 1 ...

Страница 8: ...8 Appendix 1 Flowchart and Circuit Diagram Flowchart Wiring Diagram Circuit Diagram of Decoding Board ...

Страница 9: ...9 Flowchart ...

Страница 10: ...10 Wiring Diagram ...

Страница 11: ...11 Decoding Board Schematic Diagram 1 ...

Страница 12: ...12 Decoding Board Schematic Diagram 2 ...

Страница 13: ...13 Decoding Board Schematic Diagram 3 ...

Страница 14: ...14 Decoding Board Schematic Diagram 4 ...

Страница 15: ...15 Decoding Board Schematic Diagram 5 ...

Страница 16: ...16 Decoding Board Schematic Diagram 6 ...

Страница 17: ...17 Appendix 2 Silkscreen of PCB Silkscreen of Decoding Board Top Silkscreen of Decoding Board Bottom PCB Diagram of Decoding Board Top PCB Diagram of Control Board Bottom ...

Страница 18: ...18 Silkscreen of Decoding Board Top Silkscreen of Decoding Board Bottom ...

Страница 19: ...19 PCB Diagram of Decoding Board Top ...

Страница 20: ...20 PCB Diagram of Decoding Board Bottom ...

Страница 21: ...21 Appendix 3 Component List Component List of Decoding Board ...

Страница 22: ...9 RA15 2 19 3020 6100 0200 SMD Resistor 1K 1 1 16W 0402 R38 R40 2 20 3020 1102 0005 SMD Resistor 1K 5 1 16W 0402 RA4 RT10 PR10 RP19 9 21 R34 R183 R185 R820 R821 22 3020 1122 0003 SMD Resistor 1 2K 5 1 16w 0402 RA7 1 23 3020 1182 0003 SMD Resistor 1 8KΩ 5 1 16w 0402 RoHS R39 R41 2 24 3020 1202 0005 SMD Resistor 2K 5 1 16w 0402 RP22 R113 2 25 3020 2272 0000 SMD Resistor 2 7KΩ 1 1 16w 0402 RoHS RP4 1...

Страница 23: ... 2W RoHS PR1 1 56 3040 1020 0000 MLCC 2PF 5 50V 0402 RoHS CT11 1 57 3040 1150 0001 MLCC 15PF 5 50V 0402 RoHS CT1 CT2 2 58 3040 1220 0005 MLCC 22PF 5 16V 0402 CP13 C69 2 59 3040 1330 0003 MLCC 33PF 5 16V 0402 BC1 BC2 2 60 3040 1470 0001 MLCC 47PF 5 50V 0402 RoHS C162 1 61 3040 1101 0002 MLCC 100PF 5 50V 0402 RoHS BC8 BC68 BC69 3 62 3040 1151 0001 MLCC 150PF 5 50V 0402 RoHS CA2 CA8 CT15 CT16 4 63 30...

Страница 24: ...00 3040 2227 0000 Electrolytic Capacitor 220UF 20 10V Φ6 3 5mm EC1 EC3 2 101 3040 2337 0000 Electrolytic Capacitor 330UF 20 10V Φ6 3 11mm ECV1 1 102 3040 2108 0030 Electrolytic Capacitor 1000uF 20 10V Φ8 14mm 105 EC4 1 103 3040 2108 0000 Electrolytic Capacitor 1000UF 20 10V Φ8 14mm RoHS EC5 1 104 3040 3222 0001 High Voltage Capacitor 2200PF 20 1KV PC2 1 105 3040 1222 0007 H V Ceramic Capacitor 220...

Страница 25: ...M 38KHz IR1 1 138 3070 1382 1000 Chip IC M3821 ALCA LQFP 128 Pin ROHS U1 1 139 3070 1312 4003 Chip IC A3R12E40CBF AH 32M 16 84 ball U5 1 140 FBGA ROHSROHS 141 3070 1253 2003 Chip IC GD25Q32BSIG SOP8 32M 208MIL U3 1 142 3070 1240 8501 Chip IC APS2408ES5 ADJ SOT23 5L ROHS UP2 U6 2 143 3070 1813 6100 IC PN8136 DIP 7 ROHS U13 1 144 3070 1817 0001 Opticalcoupler BPC 817B DIP4 U14 1 145 3070 3431 0000 R...

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