GAI-Tronics 12565-701, 12565-702, 12565-802 VoIP and VoIP WiFi PCBA Replaement Kits - Manual (Page 12)

Pub. 42003-263B
M ODEL 12565-701, -702, & -802 V O IP & V O IP W I F I T ELEPHONE PCBA R EPLACEMENT K ITS Page 12 of 16
f:\standard ioms - current release\42003 kit manuals\42003-263b.doc
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Models 393-800A, 393AL-800A and 394AL-802A
Removing the Old PCBA Assembly
1. Use the Model 233-001 Security Screwdriver to remove the four front cover screws.
2. For Models 393AL-800A and 394AL-802A, gently pull the front cover away from the back box.
Disconnect the antenna cable from the antenna connection mounted on the PCBA. See Figure 6.
3. Disconnect ground wire.
4. Disconnect the microphone, speaker, LED indicator, and push-button switch cables from the PCBA.
N OTE : For Model 394AL-702, there will also be a second push-button switch connection and a
keypad cable connection. Record the location of each connection for later reconnection. See Figure
6.
5. Unsnap the U.FL connection from the WiFi Module on the Carrier PCBA. Unplug the Cat5 cable
from the J2 connector on the carrier PCBA. Remove the two screws securing the bracket with the RF
cable assembly mounted to it from the Carrier PCBA, and set aside for later reassembly.
N
OTE : For Model 393-800A, the antenna is attached to this bracket/cable assembly. See Figure 7.
6. Unscrew the three remaining screws securing the PCBA. Save all the screws for later reassembly.
7. If necessary, clip any tie wraps securing the wires together.
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 6. Unplug the Cat5 cable from the J2 connector on the carrier PCBA.
2. Reattach the bracket with the RF cable assembly (with antenna for the Model 393-800A) to the lower
left hand corner of the PCBA. Plug the Cat5 Cable into J2 on the carrier PCBA.
3. Use the screws (from step 6 in previous section) to secure PCBA.
4. Secure wires as before using the tie wraps provided.
5. Snap the U.FL connector to the WiFi module located on the carrier PCBA.
6. Reconnect the microphone, speaker, LED indicator and push-button switch cable.
N OTE : For Model 394AL-702 there will also be a second push-button switch connection and a
keypad cable connection.
7. For Models 393AL-800A and 394AL-802A reconnect the antenna cable and ground wire.
8. Use the Model 233-001 Security Screwdriver to install the four front cover screws.