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Technics SA-DX850 Receiver Circuit - Solutions 7
I have a QSC EX 2500. Recently, the unit blows a fuse immediatly when powered on. The fuse is located on a circuit board at the inside back left (near the speaker connections). This circuit board has two fuses but only one gets blown. Any more...
Technics SA-DX850 Receiver - Troubleshooting
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yes it can be fixed , the input may have shorted and is now protecting the other circuits. it will need to be looked at and tested to make the repair. so calling and probably having to take it to, an electronic more...
Technics SA-DX850 Receiver - Troubleshooting
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If there is short circuit in power supply, fuse will blow itself to disconnect the circuit just to avoid fire or further damage in unit. Please check power supply more...
Technics SA-DX850 Receiver - Troubleshooting
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Blown crossover I pulled that crossover out and one of the resistors (?) is halfway disconnected from the circuit board with one end blown off. The rubber housing of this component is partially melted away. more...
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Unit may have any one of several problems: defective or shorted speaker(s), -- ICs work within certain circuit paremeters; B+&B- voltages from power supply also provide voltage to secondary drivers and biasing circuits. Any shorts and/or transistor leakage may cause failure under more...
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Crate GT-80D guitar amplifier that has a good fuse and power cord (both checked) and no visable signs of burns or anything on the circuitboard, but it will not power up. Nothing. more...
Technics SA-DX850 Receiver - Troubleshooting
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CHANNEL HOME RECEIVER: UNIT WILL SHUT DOWN AND POWER INDICATOR WILL FLASH. UNIT SI NOT HOT NOR ANY WIRES TOUCHING. I CALLED CIRCUIT CITY AND THEY SAID I MUST CONTACT DENON. PRODUCT WAS PURCHASED MAY 24, 2008 AND WE PURCHASED "FIRE DOG" INSTALLATION FOR PROPER SET-UP. more...
Technics SA-DX850 Receiver - Troubleshooting
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