6881038B70
July 27, 2001
21
Level III Service Manual Disassembly
Removing and Replacing the Transceiver Board Assembly
1.
Remove the battery cover, battery, and front cover as described in the proce-
dures
.
2.
Using the Torx driver and T-6 bit, remove the 6 screws shown in Figure 9. Set
the screws aside for reuse.
3.
Using the flat end of the disassembly tool, carefully pry the transceiver board
assembly from the rear housing. The board assembly should separate easily
from the rear housing.
4.
Lift the transceiver board assembly completely away from the rear housing.
5.
To replace, align the transceiver board assembly with the rear housing and
press into place.
G
This product contains static-sensitive devices. Use anti-static handling procedures
to prevent electrostatic discharge (ESD) and component damage.
010510o
Figure 9. Removing the transceiver board assembly
T-6 SCREW, 6 PLACES
REAR HOUSING
DISASSEMBLY TOOL
TRANSCEIVER
BOARD ASSEMBLY
Summary of Contents for T193
Page 2: ......
Page 18: ...14 July 27 2001 6881038B70 General Operation Product Family C21 ...
Page 42: ...38 July 27 2001 6881038B70 Part Number Charts Product Family C21 ...
Page 45: ......
Page 47: ...T193 RF BACK END SCHEMATIC ...
Page 48: ...T193 RX FRONT END SCHEMATIC ...
Page 49: ...T193 AL SCHEMATICS ...
Page 50: ...T193 BOARD LAYOUT PAGE 1 2 ...
Page 51: ...T193 BOARD LAYOUT PAGE 2 2 ...
Page 52: ...T193 ANTENNA SWITCH SCHEMATIC ...
Page 53: ...T193 SWITCHING CONTROL SCHEMATIC ...
Page 54: ...T193 TRANSCEIVER SCHEMATIC ...
Page 55: ...T193 TRANSMIT AMPLIFIER SCHEMATIC ...