Inleiding

The motherboard is the brain of your microcassette-corder. Following the steps in this guide will allow you to remove the motherboard and install a new one, saving your microcassette-corder.

  1. Find the arrow on the battery cover on the back of the device.
    • Find the arrow on the battery cover on the back of the device.

    • While pressing down on the arrow, slide the cover towards the bottom of the recorder until it clicks.

    Voeg opmerking toe

  2. Lift the cover and remove the batteries.
    • Lift the cover and remove the batteries.

    Voeg opmerking toe

    • Remove the battery cover by first tilting it so it is at a right angle with the rest of the device.

    • Next, twist it to the side as shown in the second picture. The lid should simply snap off.

    • Be careful not to apply too much force, as the lid may break.

    Voeg opmerking toe

    • Use a #00 Phillips head screwdriver to remove the four (1.7x16 mm) screws from the back case.

    • Next, use the same screwdriver to unscrew the (1.7X5 mm) screw, which is located inside the battery compartment.

    Voeg opmerking toe

    • Use a spudger to push in the two tabs located on the bottom of the device.

    • It works best to push the tabs at an upward angle (towards the top of the battery compartment)

    • It may take a decent amount of force in order to push in the tabs.

    Voeg opmerking toe

  3. Verspreid de kerstsfeer
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    Verspreid de kerstsfeer
    Krijg 12€ korting op je aankoop van 50€ of meer met de code FIXMAS12
    • With a firm grip on the larger half, remove the back cover by lifting first on the battery area.

    • The back cover should lift cleanly off.

    Voeg opmerking toe

    • Using tweezers, pull upward on the black tape which secures the wires.

    • Removing this tape allows you to move the wires out of the way for the next step.

    Voeg opmerking toe

    • Desolder all wires connecting components to the motherboard.

    • Be careful to not melt the solder points together.

    • A red wire and a blue wire connect the motor to the motherboard.

    • Two black wires connect the speaker to the motherboard.

    • A red wire and a black wire connect the microphone to the motherboard.

    Voeg opmerking toe

    • After desoldering the microphone connections, pull the microphone straight out from the device and set aside.

    • Be careful not to tear the wires off of the microphone.

    • Removing the microphone gives you access to the green ribbon cable that connects to the mechanism deck.

    Voeg opmerking toe

    • Desolder the 4 connections of the green ribbon cable.

    • Pull upward on the green ribbon cable to separate it from the motherboard.

    • Be careful when pulling up the film as it may tear.

    Voeg opmerking toe

    • Using a #00 Phillips screwdriver, remove the two 1.4x3 mm screws securing the motherboard.

    Voeg opmerking toe

    • If the replacement motherboard does not have the wire battery terminals attached, desolder the two battery connections on the motherboard.

    • Leave the wire battery terminals in place.

    • If the replacement motherboard has battery terminals attached, the connections do not need to be desoldered.

    Voeg opmerking toe

    • To remove the battery terminals, use a prying tool to push the lip of the metal wire towards the motherboard.

    • Lift up on the wire while the small lip is depressed and slide the wire terminals out of the plastic guides.

    • Be careful not to bend the wire terminals.

    Voeg opmerking toe

    • Verify all of the connections have been desoldered and the screws removed.

    • Lift the motherboard upward to remove it from the microcassette-corder.

    Voeg opmerking toe

Conclusie

To reassemble your device, follow these instructions in reverse order.

Aimee Warner

Lid sinds: 21-01-12

23 Reputatie

1 Handleiding geschreven

Team

Cal Poly, Team 10-34, Amido Winter 2012 Lid van Cal Poly, Team 10-34, Amido Winter 2012

CPSU-AMIDO-W12S10G34

4 Leden

7 handleidingen geschreven

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