GAI-Tronics 12562-108 SMART Emergency Telephone PCBA Replacement Kit - Manual (Page 2)

Pub. 42003-249B
M ODEL 12562-108 SMART E MERGENCY T ELEPHONE PCBA R EPLACEMENT K IT Page 2 of 4
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3. Disconnect the red and green wires from the telephone line connection on the PCBA. Save the
modular cord.
4. Unscrew the four corner screws from the PCBA. Save the screws.
Installing the New PCBA
1. Align the holes in the four corners of the new PCBA with the standoffs in the telephone, maintaining
proper orientation. See Figure 1 on page 3.
2. Use the screws (from step 4 in the previous section) to secure the PCBA.
3. Reconnect the red (ring) and green (tip) telephone wires to the PCBA.
4. Reconnect the microphone, speaker, LED indicator, keypad (Model 394AL-00x only) and switch
cable(s) to the board.
5. Use the Model 233-001 Security Screwdriver to install the four front panel screws.
Models 397-00 x and 398-00 x
Removing the Old PCBA
1. Use the Model 233-001 Security Screwdriver to remove the six front panel screws and remove the
panel from its back box after disconnecting the telephone line.
2. Disconnect the microphone, speaker, switches, LED indicator, and keypad cables (Model 398-00x
only) from the PCBA. Record the location of each connection for later reconnection.
3. Disconnect the red and green wires from the telephone line connection on the PCBA. Save the
modular cord.
4. Unscrew the four screws securing the PCBA. Save the screws.
Installing the New PCBA
1. Align the holes in the four corners of the new PCBA with the standoffs in the telephone, maintaining
proper orientation. See Figure 2 on page 4.
2. Use the screws (from step 4 in the previous section) to secure the PCBA.
3. Reconnect the red (ring) and green (tip) telephone wires to the PCBA.
4. Reconnect the microphone, speaker, switches, LED indicator, and keypad cable (Model 398-00x
only) to the board.
5. Use the Model 233-001 Security Screwdriver to install six front panel screws.