jotron WP 900 Manual Del Usuario página 51

Installation Guide
Alarm Module T941AM8
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14. PC Board Replacement
1. Deenergize the unit.
2. Remove the cover.
3. Lift off the screw connectors from the PC board.
4. Press the four holding clips to release the PC
board (1). The heat sink is mounted on the
PC board and is replaced simultaneously.
5. Install the new PC board in the case and
make sure the board clicks into position.
6. Set all switches and jumpers as they were on the
original circuit board and replace the screw
connectors.
7. Check installation according to point 13
"Installation Test Procedure".
Handook page
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TD 90858GB
1995 08 31