Difficulty
Moderate
Steps
17
Time Required
20 minutes
Sections
2
- Body Cover Removal
- 8 steps
- Shutter Speed Dial
- 9 steps
Flags
1
Member-Contributed Guide
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BackPentax ZX-5n
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What you need
Step 1
Remove back cover
- Push down on the screw to depress the spring loaded hinge and release the door.
Push down on the screw to depress the spring loaded hinge and release the door.
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Step 2
Remove bottom cover
- Remove six 5.3 mm #00 screws.
- Remove one 3.4 mm #00 screw.
- The short screw has a machine thread and screws into the plate underneath. The rest screw into the plastic body.
Remove six 5.3 mm #00 screws.
Remove one 3.4 mm #00 screw.
The short screw has a machine thread and screws into the plate underneath. The rest screw into the plastic body.
Step 3
Remove left front cover
- Remove three 5.3 mm #00 screws (the bottom-most screw is not always present).
- Remove one 7.3 mm #00 screw.
- Remove the remote trigger cover.
Remove three 5.3 mm #00 screws (the bottom-most screw is not always present).
Remove one 7.3 mm #00 screw.
Remove the remote trigger cover.
Step 4
Remove front cover
- Remove one 3.4 mm #00 screw.
- Remove two 5.3 mm #00 screw.
- Gently lift up on the flash housing to help remove the cover if necessary.
Remove two 5.3 mm #00 screw.
Gently lift up on the flash housing to help remove the cover if necessary.
Step 5
Remove right front cover
- Remove two 3.9 mm #00 screws.
Remove two 3.9 mm #00 screws.
Step 6
Remove eye cup
- Slide the eye cup up and off to access the screws underneath.
Slide the eye cup up and off to access the screws underneath.
Step 7
Unscrew top cover
- Remove two 5.3 mm #00 screws by the eyepiece.
- Remove one 6.8 mm #00 screw in the battery compartment.
- Remove one 7.0 mm #00 screw near the take up spool.
Remove two 5.3 mm #00 screws by the eyepiece.
Remove one 6.8 mm #00 screw in the battery compartment.
Remove one 7.0 mm #00 screw near the take up spool.
Step 8
Lift top cover
- Lift the cover so it is just free of the body. It is still attached by several wires.
Lift the cover so it is just free of the body. It is still attached by several wires.
Step 9
Release top cover
- De-solder the green, blue, brown and black wires from the flash PCB.
- De-solder the black wire.
- Pull out slack in the black wire so you can comfortably work on the underside of the top cover.
De-solder the green, blue, brown and black wires from the flash PCB.
De-solder the black wire.
Pull out slack in the black wire so you can comfortably work on the underside of the top cover.
Step 10
Set shutter speed dial
- Set the shutter speed dial to ‘A’
Set the shutter speed dial to ‘A’
Step 11
Remove screw
- Remove one 4.3 mm #00 screw.
- Be careful not to damage the feeler contacts for the metering switch throughout the repair. There are delicate and easily bent.
Remove one 4.3 mm #00 screw.
Be careful not to damage the feeler contacts for the metering switch throughout the repair. There are delicate and easily bent.
Step 12
Remove contact PCB
- Remove the contact PCB.
- There is a metal plate underneath that may stick to the PCB.
Remove the contact PCB.
There is a metal plate underneath that may stick to the PCB.
Step 13
Remove dial
- Slide the exposure compensation dial out of the top cover.
- If the dial was not set to ‘0’ in Step 10, the knob will not slide out. Turning the knob at this stage could damage the detent spring.
Slide the exposure compensation dial out of the top cover.
If the dial was not set to ‘0’ in Step 10, the knob will not slide out. Turning the knob at this stage could damage the detent spring.
Step 14
Remove detent components
- Remove the ball bearing from the inside of the dial.
- Remove the detent spring from the top cover.
Remove the ball bearing from the inside of the dial.
Remove the detent spring from the top cover.
Step 15
Remove lock button
- Use tweezers to release the snaps on the lock button.
- Remove the lock button from the top of the dial.
Use tweezers to release the snaps on the lock button.
Remove the lock button from the top of the dial.
Step 16
Remove inner components
- Remove lock actuator.
- Remove lock spring.
Remove lock actuator.
Remove lock spring.
Step 17
Reassembly notes
- Use tape to hold components in place when installing the dial.
Use tape to hold components in place when installing the dial.
To reassemble your device, follow these instructions in reverse order.
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Author
with 1 other contributor
Sam Gustafson
Member since: 09/01/2022
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