Sony SAT-A55 RM-Y802, SAT-B55, SAT-B55 RM-Y139

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SAT-A55/B55

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Contents

Main SPECIFICATIONS FOR DIGITAL SATELLITE RECEIVER: FOR SATELLITE ANTENNAS: SAFETY CHECK-OUT SAFETY CHECK-OUT Supplied Accessories Optional Accessories TABLE OF CONENTS ! SAT-A55/B55 Step 3: Connecting Your TV 2c 2b 2a Step 4: Adding a VCR and Audio System Step 5: Connecting the VCR Controller PLUSDigital Satellite Receiver To allow the Digital Satellite Receiver to control your VCR If you are using a Sony SmartFile VCR to take advantage of the Program Data Download feature Step 6: Connecting the RF Antenna (SAT-A55 only) Step 8: Inserting the Access Card AC Power Cord Step 7: Connecting the AC Power Cord RM-Y802 Remote Control (SAT-A55 model) Using Your Remote Control RM-Y139 Remote Control (SAT-B55 model) 1 2 3 4 5 6 8 9 0 qk 7 qs qd qf Troubleshooting continued Troubleshooting (continued) SECTION 2 DISASSEMBLY 2-2. HB BOARD REMOVAL 2-3. A, SC BOARD REMOVAL 2-1. UPPER CASE REMOVAL SECTION 3 SERVICE TEST Page Page Page 4-3. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS SC 19 20 18 4-2. CIRCUIT BOARDS LOCATION HB A SC Page Schematic Diagram of A Board (2/4) 24 25 26 A BOARD (*) MARK LIST (2/4) SAT-A55 SAT -B55 Q801 2SD601A-Q # Q802 2SD601A-Q # R800 10K # R801 1K # R802 1K # Page Schematic Diagram of A Board (4/4) A BOARD (*) MARK LIST (4/4) A 12345 H B C D E F G 6789 A A BOARD Conductor Location 37 4-4. SEMICONDUCTORS TOP VIEW ECB BCE SECTION 5 EXPLODED VIEWS 5-2. SAN-18D3 40 SECTION 6 ELECTRICAL PARTS LIST CAPACITOR 41 42 FILTER DIODE 43 FUSE FERRITE BEAD IC JACK 44 TRANSISTOR RESISTOR 45 46 CHIP, NETWORK MODULATOR SWITCH TRANSFORMER HB HB SC SWITCH SC CAPACITOR