Removing And Replacing The Transceiver Board Assembly - Motorola B89 Service Manual

Disassembly

Removing and Replacing the Transceiver Board Assembly

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5. To replace, align the opening in the top of the rear housing with the alert
transducer on the transceiver board, then rotate the rear housing down until
the 2 housing catches engage with the corresponding openings on the rear
housing. Press the housings together until the catches snap into place.
6. Replace the 2 screws and tighten securely. Do not over tighten.
7. Replace the light guide, antenna, and battery as described in the procedures.
This product contains static-sensitive devices. Use anti-static handling procedures
to prevent electrostatic discharge (ESD) and component damage.
1. Remove the battery, antenna, light guide, and rear housing as described in the
.
procedures
The flexible printed cable (FPC) (flex) is easily damaged. Exercise extreme care when
handling.
2. Carefully work the flat end of the disassembly tool under the flex connector
and remove the connector from the transceiver board. See Figure 12.
TRANSCEIVER
BOARD
FLEX CONNECTOR
Figure 12. Disconnecting the flex from the transceiver board
May 15, 2001
DISASSEMBLY TOOL
FRONT HOUSING
Product Family B89
010428o
6881038B20