Upon opening the back cover, you will see the green Printed Circuit Board (PCB) and the metallic chassis holding the tape mechanism.
: Carefully lift off the back cover. Be mindful of the battery terminal wires, which are soldered directly to the main circuit board (PCB). 🔄 Step 3: Replacing the Drive Belt (The Most Common Fix)
: This is critical. As one repair guide states, "Before installing the new belts, it's important to clean all pulleys and flywheels to remove any residue left by melted or degraded belts."
Locate the belt path. It connects the motor pulley to the main capstan flywheel. aiwa hs ta293 stereo radio cassette player repair zip
A guitar pick or spudger to safely open the plastic casing without marring it.
The capstan is spinning, but the take-up reel is not moving. The tape spills out into the mechanism because the belt cannot drive the reel assembly under load.
Re-insert the AA batteries temporarily while keeping your fingers clear of the spinning parts. Connect a pair of headphones. Upon opening the back cover, you will see
Wipe the metal tape head horizontally with a cotton swab soaked in alcohol to remove brown iron oxide buildup.
: Aiwa players from the late 90s often suffer from failing electrolytic capacitors, which can lead to low volume, distorted audio, or complete signal loss. Mechanical Timing
Turn the unit around to the tape door side. Use a fresh cotton swab lightly moistened with isopropyl alcohol to clean the metallic playback head and the steel capstan shaft. Clean the rubber pinch roller until it no longer leaves brown residue on the swab. 🔄 Step 3: Replacing the Drive Belt (The
Locate the inside the manual to identify screw locations and plastic clips. 🧰 Tools and Parts Required Gather these tools before beginning the repair process:
Before cracking open the case, identify the exact symptoms to confirm that a mechanical repair will solve the problem.
: Replace the main drive belt and counter belt. Use isopropyl alcohol and swabs to remove every trace of old belt goo from the pulleys and flywheel. Clean the capstan shafts and apply a drop of light oil. If the unit auto-stops after a few seconds, check for a photoelectric sensor. Belt residue can block the sensor and cause false auto-stop triggers.