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Hitachi KC30 Radio Alarm Clock Teardown

Written By: honakrisi (and 2 other contributors)
Published: March 3, 2021
  • Comments: 0
  • Favorites: 0
  • Views: 213

Hitachi KC30 Radio Alarm Clock Teardown

Written By: honakrisi (and 2 other contributors)
Published: March 3, 2021
  • Comments: 0
  • Favorites: 0
  • Views: 213

Teardown

What you need

This teardown is not a repair guide. To repair your Hitachi KC30 Radio Alarm Clock, use our service manual.

  1. Hitachi KC30 Radio Alarm Clock Teardown, Removing top cover 1: step 1, image 1 of 2 Hitachi KC30 Radio Alarm Clock Teardown, Removing top cover 1: step 1, image 2 of 2

    • Turn the clock upside down

    • Remove the 6 screws.

    • The two front screws are shorter and slimmer.

    Edit

  2. Hitachi KC30 Radio Alarm Clock Teardown, Removing top cover 2: step 2, image 1 of 3 Hitachi KC30 Radio Alarm Clock Teardown, Removing top cover 2: step 2, image 2 of 3 Hitachi KC30 Radio Alarm Clock Teardown, Removing top cover 2: step 2, image 3 of 3

    • With the help of a pry tool, pop the cover open.

    • Open it from the back towards the clock display.

    • Don't try to separate the cover as both the speaker and the motherboard is still connected!

    Edit

  3. Hitachi KC30 Radio Alarm Clock Teardown, Removing top cover 3 / Speaker disconnect: step 3, image 1 of 3 Hitachi KC30 Radio Alarm Clock Teardown, Removing top cover 3 / Speaker disconnect: step 3, image 2 of 3 Hitachi KC30 Radio Alarm Clock Teardown, Removing top cover 3 / Speaker disconnect: step 3, image 3 of 3

    • De-solder the speaker connections.

    • Unscrew the button panel from the top cover.

    • Pry out the button panel form the cover.

    Edit

  5. Hitachi KC30 Radio Alarm Clock Teardown, Removing ALARM switch: step 4, image 1 of 2 Hitachi KC30 Radio Alarm Clock Teardown, Removing ALARM switch: step 4, image 2 of 2

    • Remove the ALARM ON/OFF button

    Edit

  6. Hitachi KC30 Radio Alarm Clock Teardown, Removing FM/AM switch: step 5, image 1 of 2 Hitachi KC30 Radio Alarm Clock Teardown, Removing FM/AM switch: step 5, image 2 of 2

    • Remove the FM/AM selector knob

    Edit

  7. Hitachi KC30 Radio Alarm Clock Teardown, Removing transformer: step 6, image 1 of 2 Hitachi KC30 Radio Alarm Clock Teardown, Removing transformer: step 6, image 2 of 2

    • Unscrew the transformer securing screws

    • Pull it out of the socket

    Edit

  8. Hitachi KC30 Radio Alarm Clock Teardown, Remove motherboard from case: step 7, image 1 of 3 Hitachi KC30 Radio Alarm Clock Teardown, Remove motherboard from case: step 7, image 2 of 3 Hitachi KC30 Radio Alarm Clock Teardown, Remove motherboard from case: step 7, image 3 of 3

    • Remove the screws that secures the motherboard to the base.

    • Grab the motherboard on one side and pry it on the opposite side to release it from the base.

    Edit

  9. Hitachi KC30 Radio Alarm Clock Teardown, Complete disassembly: step 8, image 1 of 3 Hitachi KC30 Radio Alarm Clock Teardown, Complete disassembly: step 8, image 2 of 3 Hitachi KC30 Radio Alarm Clock Teardown, Complete disassembly: step 8, image 3 of 3

    • For complete disassembly de-solder the transformer.

    • ...and the button (control) board

    • Remember the labelling/wire colours

    Edit

Author

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honakrisi

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