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Pentax PZ-1p Main PCB Removal

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  1. Pentax PZ-1p Main PCB Removal, Remove bottom cover: crwdns2935265:01crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove bottom cover: crwdns2935265:01crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove bottom cover: crwdns2935265:01crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Unlatch battery compartment door.

    • Remove one 1.7 x 4.0 mm screw.

    • Remove six 1.7 x 2.5 mm shoulder screws.

    • Remove one 1.7 x 2.5 mm long shoulder screw.

    • The bottom cover may be adhered with double sided tape in some locations. Use a spudger to gently work it loose.

  2. Pentax PZ-1p Main PCB Removal, Installation Notes: Bottom cover: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Check that the physical panorama switch on the bottom cover and the electrical switch mate properly.

  3. Pentax PZ-1p Main PCB Removal, Remove flash cover: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove flash cover: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove flash cover: crwdns2935265:03crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Push button to pop up the flash.

    • Remove two 1.7 x 2.5 mm screws.

    • Detach snaps by lifting the side of the flash cover, bending it up and away from the housing.

    • Push flash back down to the stored position.

  4. Pentax PZ-1p Main PCB Removal, Remove top cover screws: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove top cover screws: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove top cover screws: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove two 1.7 x 2.5 mm screws underneath the pop-up flash.

    • Remove one 1.7 x 2.5 mm panhead screw above the pop-up flash.

    • Remove two 1.7 x 2.5 mm shoulder screws near the eye piece.

  5. Pentax PZ-1p Main PCB Removal, Remove top cover: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove top cover: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove top cover: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove two 1.7 x 2.5 mm shoulder screws by the strap lugs.

    • Remove one 1.7 x 6.0 mm screw inside the battery compartment.

    • Lift off the top cover.

  6. Pentax PZ-1p Main PCB Removal, Installation Notes: Top cover: crwdns2935265:06crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Check that the physical power switch and the electrical power switch are both in the same position before installation.

  7. Pentax PZ-1p Main PCB Removal, Remove film door: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Push the release latch down to remove the film door.

  8. Pentax PZ-1p Main PCB Removal, Remove front body panel: crwdns2935265:08crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove front body panel: crwdns2935265:08crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove front body panel: crwdns2935265:08crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Peel off rubber covering from grip.

    • Remove one 1.7 x 5.0 mm screw.

    • Lift off the front body panel.

  9. Pentax PZ-1p Main PCB Removal, Discharge flash capacitor: crwdns2935265:09crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Connect a 10 kOhm high power resistor across the terminals of the flash capacitor for several seconds.

    • Proceeding with the repair without discharging the flash capacitor could result in shock to the repairer or the camera components.

  10. Pentax PZ-1p Main PCB Removal, Remove hot shoe: crwdns2935265:010crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove hot shoe: crwdns2935265:010crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove hot shoe: crwdns2935265:010crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the hot shoe spring. Lift the front of the spring and slide it towards the back of the camera.

    • Remove four M1.7 x 6.5 mm screws from the hot shoe.

    • Remove black, brown, green, and blue wires from plastic guides.

    • Lift off the hot show mount.

  11. Pentax PZ-1p Main PCB Removal, Remove command dial contact: crwdns2935265:011crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove command dial contact: crwdns2935265:011crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Unsolder the black, green and yellow wires for the command dial contacts.

    • Remove one 1.7 x 4.5 mm screw.

    • Lift off command dial contact.

  12. Pentax PZ-1p Main PCB Removal, Unsolder flash relay PCB: crwdns2935265:012crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Unsolder the blue and green wires.

    • Unsolder the blue, green, brown and black wires from the flash relay PCB.

  13. Pentax PZ-1p Main PCB Removal, Unsolder flex PCB: crwdns2935265:013crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Unsolder three pads.

    • Unsolder three flex connections.

    • Unsolder two through-hole connections.

  14. Pentax PZ-1p Main PCB Removal, Remove retaining screws: crwdns2935265:014crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove retaining screws: crwdns2935265:014crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove retaining screws: crwdns2935265:014crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove one M1.7 x 2.5 mm screw.

    • Remove flex clamp and rubber pad.

    • Remove one M1.7 x 3.5 mm screw.

    • Remove one 1.7 x 3.5 mm screw.

  15. Pentax PZ-1p Main PCB Removal, Remove retaining screws: crwdns2935265:015crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove one M1.7 x 2.5 mm screw.

    • Remove flex clamp and rubber pad.

    • Remove two M1.7 x 2.5 mm screws.

    • Remove one 1.7 x 2.5 mm screw.

    • Unsolder one blue wire.

  16. Pentax PZ-1p Main PCB Removal, Remove LCD Flex PCB: crwdns2935265:016crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove LCD Flex PCB: crwdns2935265:016crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove LCD Flex PCB: crwdns2935265:016crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove rubber dome pads for ME an IF buttons.

    • Detach button contacts from housing.

    • Push shutter release button up to free it from its retention post.

    • Detach snaps under the LCD frame.

    • Gently lift off LCD flex PCB.

  17. Pentax PZ-1p Main PCB Removal, Remove eye piece: crwdns2935265:017crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove eye piece: crwdns2935265:017crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove two 1.7 x 7.0 mm screws.

    • Remove the eye piece.

  18. Pentax PZ-1p Main PCB Removal, Remove base plates: crwdns2935265:018crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove base plates: crwdns2935265:018crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove three 1.7 x 3.5 mm screws.

    • Remove one 1.7 x 3.5 mm screw.

    • Remove both base plates.

    • Installation Notes: Make sure to attach the ground wire at this location when installing the plate.

  19. Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:019crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Unsolder the red and black wires to the battery contacts.

    • Unsolder the blue and brown wires.

    • Unsolder the red and black wires to the charging motor.

  20. Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:020crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:020crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Unsolder the red and black wires for the film advance motor.

    • Unsolder one green wire.

    • Unsolder two through-hole connections for the charge block contact.

    • Remove one 1.7 x 3.0 mm screw.

  21. Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:021crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:021crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Unsolder one brown wire from the AF spot beam.

    • Unsolder two flex connections.

    • Unsolder the red and black wires for the buzzer.

  22. Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:022crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:022crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Unsolder the purple, green and brown wires for the aperture resistor.

    • Unsolder the red and yellow wires for the self-timer LED.

    • Unsolder the red and black wires for the TTL flash meter.

  23. Pentax PZ-1p Main PCB Removal, Unsolder shutter unit connections: crwdns2935265:023crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Unsolder shutter unit connections: crwdns2935265:023crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Unsolder shutter unit connections: crwdns2935265:023crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Unsolder five flex connections for the shutter unit flex cable.

    • Unsolder the white, black, and orange wires for aperture control unit.

    • Peal the shutter flex cable away from the main PCB. Apply isopropyl alcohol to loosen double-sided tape where necessary.

  24. Pentax PZ-1p Main PCB Removal, Unsolder DX reader connections: crwdns2935265:024crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Unsolder all connections to the DX code reader pins.

  25. Pentax PZ-1p Main PCB Removal, Remove panorama switch: crwdns2935265:025crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove panorama switch: crwdns2935265:025crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Unsolder two flex connections for the panorama switch.

    • Remove panorama switch.

  26. Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:026crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Unsolder the blue and brown wires to the aperture control solenoid.

    • Unsolder the red and black wires to the AF motor.

    • Unsolder the white, pink and green wires to the AF motor unit.

  27. Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:027crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Unsolder main PCB wires: crwdns2935265:027crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Unsolder five flex connections to the film door contacts.

    • Unsolder the black, orange, and gray wires for the AF motor unit.

    • Unsolder the orange, gray and yellow wires for the mirror release solenoid.

    • Unsolder three flex connections to the sprocket counter PCB.

  28. Pentax PZ-1p Main PCB Removal, Disconnect flex cables to main PCB: crwdns2935265:028crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove two M1.7 x 2.5 mm screws.

    • Remove two flex cable clamps and rubber pads.

    • Remove one M2.0 x 4.0 mm screw.

  29. Pentax PZ-1p Main PCB Removal, Detach metering cell PCB: crwdns2935265:029crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Detach metering cell PCB: crwdns2935265:029crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove one F1.7 x 3.0 mm screw.

    • Use tweezers to pull off one brass clip from the end of the adjustment post.

    • Installation Notes: Consult page 32 of the Z1 service manual to adjust the precise position of the metering cell. This should be done before the LCD flex PCB is installed.

  30. Pentax PZ-1p Main PCB Removal, Remove main flex PCB: crwdns2935265:030crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove main flex PCB: crwdns2935265:030crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Pentax PZ-1p Main PCB Removal, Remove main flex PCB: crwdns2935265:030crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Begin by freeing the PCB from the bottom of the camera.

    • Work up and around the top.

    • Carefully work free the section between the grip and the lens mount.

    • Watch for areas where the flex may catch.

    • Slowly lift the entire PCB away from the camera looking for snags and wires that may still be connected.

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

Sam Gustafson

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