Content Inside :
Dismantling : Removal of Housing, Removal of Cover panel, removal of front panel, removal of brake unit, removal of reel motors, removal of capstan motor, removal of control board, removal of power transformer, removal of amplifier cards, removal of potentiometer, removal of switch board, removal of frame. Mechanics : Headblock, Tape Guides, Head mounting Tape tension, Brake (stop) brake torque measurement, brake adjustment, Pressure roller, pressure lever readjustment, capstan motor, removal of capstan Axis, ball bearings, exchange of reel motor bearings lubrication, End-of Tape switch. Electronics : Switch board and VU meter board, Input amplifier, oscillator, record relay, playback amplifier, power supply. Troubleshooting : faults in the drive, faults in the circuitry. Diagrams : type drive VU meter board switch board, input amplifier, record amplifier, playback amplifier, loudspeaker amplifier, speed control. Set instrument face down on soft basis, remove remote control dummy plug. Remove housing fasteners. Pull housing carefully upward. Disconnect loudspeaker connectors on regulator cards. Disassemble retaining ring of slide switch, unfasten 3 screws. remove switch carefully, take off plug connectors.
Tags : playback amplifier, amplifier cards, capstan motor, input amplifier, torque measurement, power supply troubleshooting, motor bearings, amplifier power, tape tension, reel motor, ball bearings, dummy plug, meter board, plug connectors, manual content
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