Service manual

Security Device Maintenance
V Series Service Manual 2–43
6. Connect the outside wire harness to the circuit board on the card
reader.
7. Position the clip under the left mounting screw. Tighten the screw.
8. Reinstall the inside and outside trim. For instructions, see To
reinstall the inside and outside trim: on page 2-39.
To replace the keypad reader or proximity bezel:
1. Remove the inside and outside trim. For instructions, see To remove
the inside and outside trim: on page 2-38.
2. Remove the gasket that covers the keypad reader electronics
assembly or the proximity wake–up electronics assembly.
3. Unscrew the two electronics assembly mounting screws. Save the
harness clip and screws.
4. Disconnect the outside wire harness from the electronics assembly.
Caution
Before you handle the circuit board or any component on the circuit
board, make sure that you are properly grounded using an
electrostatic discharge (ESD) protection kit. When ordering an ESD
protection kit, refer to the part number on page 2–27. Touching the
circuit board without proper grounding can damage sensitive
electronic components—even if you don’t notice any static discharge.
5. Carefully lift the electronics assembly out of the outside trim.
6. Disconnect the ribbon cable(s) from the back of the electronics
assembly.
7. Remove the four keypad or bezel mounting screws. Remove the
keypad reader or proximity bezel.
8. Orient the new keypad reader or proximity bezel. Feed the ribbon
cable connector(s) through the slot in the outside trim.
9. Holding the keypad reader or proximity bezel in position against the
trim, install the four mounting screws.
10. Connect the ribbon cable(s) to the electronics assembly. Make sure
that all of the pins are inserted in the connector(s).
11. Position the electronics assembly in the outside trim. Secure it with
the four mounting screws. Do not tighten the left screw.
12. Connect the outside wire harness to the electronics assembly.
13. Position the clip under the left mounting screw. Tighten the screw.
14. Reinstall the gasket over the electronics assembly with the adhesive
side towards the electronics assembly.
15. Reinstall the inside and outside trim. For instructions, see To
reinstall the inside and outside trim: on page 2-39.