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DVB-Terrestrial Receiver

SMP244HDT2 /SMP242HDT2

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.

All manuals and user guides at all-guides.com

all-guides.com

Содержание SMP242HDT2

Страница 1: ...42HDT2 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 All manuals and user guides...

Страница 2: ...w Drawing 7 Appendix 1 Flowchart and Circuit Diagram 8 Flowchart 8 Wiring Diagram 8 Circuit Diagram of Decoding Board 8 Circuit Diagram of Control Board 8 Appendix 2 Silkscreen of PCB 19 Silkscreen of...

Страница 3: ...e 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 ea...

Страница 4: ...o 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 foa...

Страница 5: ...z 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 Loa...

Страница 6: ...ecoding Board 1 5 4110 0777 000H Top Cover 1 0 5mm cold rolled sheet 6 3211 3008 0009 ST3 8PTTZc Screws 2 Main board Bottom Cover 7 3211 3006 0005 ST3 6PWTTNi Screws 2 Top Cover Bottom Cover 8 3211 30...

Страница 7: ...ploded View Drawing Material List NO Material No Name Qty 1 4401 0777 000H White Box 1 2 ST2 025 0521MXR1 User Manual 1 3 B301 1555 000H Remote Control 1 4 4413 2312 2101 Bubble Bag 230 220mm 1 All ma...

Страница 8: ...8 Appendix 1 Flowchart and Circuit Diagram Flowchart Wiring Diagram Circuit Diagram of Decoding Board Circuit Diagram of Control Board All manuals and user guides at all guides com...

Страница 9: ...9 MAIN POWER SUPPLY PN8136 Decoder ALI3812 HDMI ON BOARD TUNER MxL603 RF IN 75 ohm RF OUT 75 ohm AV CVBS_AL AR USB Flowchart All manuals and user guides at all guides com...

Страница 10: ...10 Wiring Diagram 3 buttons LED Display Window All manuals and user guides at all guides com...

Страница 11: ...16 115 XVDDIO 116 XP_CRSTJ 117 XVDDCORE 118 XTSSI2_ERROR XGPIO 25 119 XTSSI2_SYNC XGPIO 26 120 XTSSI2_VALID XGPIO 27 121 XTSSI2_CLK XGPIO 28 122 XTSSI2_DATA 1 XGPIO 29 123 XTSSI2_DATA 0 XGPIO 77 124 X...

Страница 12: ...34 FB60R 0805 USBDM USB_DM USBDP USB_DP USB HOST USB 5V USB_5V C73 0 1uF C67 220uF 10V USB_5V J5 USB MINI AB 5V 1 D 2 D 3 ID 4 GND 5 SHLD 6 BC34 0 1uF R19 1 8K R26 10K C86 4 7uF 10V 0603 R130 4 7K HTP...

Страница 13: ...C211 2 2uF 0603 R176 2K R174 1K JK4 NC AV 8 4 13 1 2 C149 NC 100pF C148 NC 1uF R51 NC 200R R50 NC 33R R52 NC 120R SPDIF SPDIF_OUT close to SOC SPDIF_OUT SPDIF_OUT R207 NC 10K R214 NC 47R Q8 NC 2N3904...

Страница 14: ...AIN 35 AVDD 36 VRB 37 VRT 38 IR 39 TCP0 40 XOUT 41 VDDL 42 MSDA 43 VSS 44 MSCL 45 VDDL 46 VDDH 47 AGCR 48 AGCI 49 VSS 50 HDVPPO 51 PCK 52 DEN 53 VDDL 54 TSCK 55 TSD00 56 VDDH 57 HDVDDH 58 TSD01 59 VS...

Страница 15: ...560pF BC20 0 1uF BC19 0 1uF BC26 22pF BC23 22pF I2C_SCL_TUN_M Y5 16MHz R47 0R Optional components of wifi filter 75 ohm Line R49 510K Vdd_3 3V_Tuner BC31 1uF RESET_N1 Vdd_1 8V_Tuner L1 270nH HQ FB10 B...

Страница 16: ...V C154 0 1uF STD3V3 DEMO_1V2 U5 AMS1117_1V2 SOT223 IN 3 OUT 2 OUT 4 ADJ 1 DEMOD VDDCORE Title Size Document Number Rev Date Sheet of DB M3812 T2 01V01 1 0 POWER ON BOARD C 9 10 Monday Nov ember 04 201...

Страница 17: ...0603 PIC3 BPC 817B 1 2 3 4 PC20 2 2nF 630V_tery lene PR17 100K 1W PC21 0 22uF PIC4 TL431 1 2 3 PD15 FR107 PR18 10K PC23 222 400VAC PR19 300R PR20 10K PD17 NC FR104 TC10 10uF 50V PR22 10K PC25 4 7uF 40...

Страница 18: ...g1 1 A 2 DP 3 F 4 C 5 Dig2 6 E 7 D 8 Dig3 9 B 10 G 11 Dig4 12 DIG1 SEG6 DIG4 DIG3 DIG2 DIG1 SEG6 SEG5 SEG3 SEG4 SEG2 SEG1 DP SEG7 SEG5 DP SEG1 SEG4 SEG3 C55 0 1uF 1 2 SEG2 U3 FD650S DIG1 1 CLK 2 DAT 3...

Страница 19: ...dix 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 All manuals and user guides at all gu...

Страница 20: ...20 Silkscreen of Decoding Board Top All manuals and user guides at all guides com...

Страница 21: ...21 Silkscreen of Decoding Board Bottom All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 22: ...22 PCB Diagram of Decoding Board Top All manuals and user guides at all guides com...

Страница 23: ...23 PCB Diagram of Decoding Board Bottom All manuals and user guides at all guides com...

Страница 24: ...24 Appendix 3 Component List Component List of Decoding Board All manuals and user guides at all guides com...

Страница 25: ...02 R23 R165 2 20 3020 6100 0200 SMD Resistor 1K 1 1 16W 0402 R22 R24 2 21 3020 1102 0005 SMD Resistor 1K 5 1 16W 0402 R21 R116 R140 R174 R187 7 22 R166 R167 23 3020 1122 0003 SMD Resistor 1 2K 5 1 16w...

Страница 26: ...etal Film Resistor 100K 5 1W PR17 1 62 3040 1068 0000 Chip Capacitor 6 8pF 0 25PF 50V 0402 C205 C210 2 63 3040 1220 0005 Chip Capacitor 22PF 5 16V 0402 BC23 BC26 C33 C35 C115 7 64 C202 C203 65 3040 13...

Страница 27: ...20 16V 5 11mm TC13 TC14 2 102 3040 2106 0011 Electrolytic Capacitor 10uF 80 20 50V 5 11mm TC10 1 103 3040 2476 0002 Electrolytic Capacitor 47UF 20 16V 5 11mm TC3 TC5 TC11 3 104 3040 2107 0010 Electrol...

Страница 28: ...431 0000 Regulator IC TL431 TO 92 PIC4 1 143 3070 1813 6100 IC PN8136 DIP 7 ROHS PIC6 1 144 3070 1381 2001 Chip IC M3812 ALCA with Dolby U1 1 145 3070 1975 1601 Chip IC W9751G6KB 18 FBGA 8 ROH U2 1 14...

Страница 29: ...600 Crystal 20 48MHz fundamental wave 49S 30PPM RoHS Y4 optional 169 C110 2270 0600 Oscillator 27MHz 30PPM fundamental wave 49S Y1 1 170 3110 2270 0600 Oscillator 27MHz 30PPM fundamental wave 49S Y1 o...

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