Ana içeriğe geç

Pentax LX ISO Resistor Cleaning

Neye ihtiyacın var

  1. Pentax LX ISO Resistor Cleaning, Remove rewind knob: adım 1, 2 resimden 1. Pentax LX ISO Resistor Cleaning, Remove rewind knob: adım 1, 2 resimden 2.
    • Place a thin tool in the rewind fork and unscrew the topside knob.

    • Remove the washer under the rewind knob.

  2. Pentax LX ISO Resistor Cleaning, Remove exposure compensation dial: adım 2, 3 resimden 1. Pentax LX ISO Resistor Cleaning, Remove exposure compensation dial: adım 2, 3 resimden 2. Pentax LX ISO Resistor Cleaning, Remove exposure compensation dial: adım 2, 3 resimden 3.
    • Remove three #000 5.5 mm screws.

    • Remove exposure compensation dial assembly.

    • Remove washer.

    • Remove rubber seal.

  3. Pentax LX ISO Resistor Cleaning, Remove rewind side top cover: adım 3, 2 resimden 1. Pentax LX ISO Resistor Cleaning, Remove rewind side top cover: adım 3, 2 resimden 2.
    • Remove one #00 X mm screw.

    • Remove one #00 2.5 mm screw.

  4. Pentax LX ISO Resistor Cleaning, Clean ISO resistor: adım 4, 2 resimden 1. Pentax LX ISO Resistor Cleaning, Clean ISO resistor: adım 4, 2 resimden 2.
    • The resistor assembly is crimped or pressed together and further disassembly is not possible.

    • Use a cotton bud and isopropyl alcohol to clean the surface of the resistive element.

    • Spray a plastic safe contact cleaner in the area of the feeler contacts.

    • Rotate the dial back and forth several times.

    • Check the resistance between the purple wire and ground. It should range from 7.5 kΩ to 200 kΩ with no dead spots.

  5. Pentax LX ISO Resistor Cleaning, Replace ISO resistor: adım 5, 1 resimden 1.
    • If the resistor still doesn't function properly after cleaning, remove it a replace it with a new part.

    • Unsolder one purple wire.

    • Unsolder one green wire.

    • Unsolder two brown wires.

    • Remove three #00 screws.

Sonuç

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

Sam Gustafson

Üyelik tarihi: 09/01/22

7.682 İtibar

42 adet Kılavuz yazıldı

0 Yorum

Yorum Ekle

İstatistikleri Görüntüle:

Son 24 Saat: 2

Son 7 gün: 21

Son 30 gün: 33

Her zaman: 61