Motorola Gtx2000 Lcs2000 68p02945c70 O Manual

2-6 Basic MaintenanceThis Page is Intentionally Left Blank 

Test Equipment, Service Aids, and Tools 3-1
3Test Equipment,
Service Aids, and Tools
3
Test EquipmentThe list in Table 3-1 includes all standard test equipment required for servicing
two-way mobile radios. Battery-operated test equipment is recommended when
available. The ÒCharacteristicsÓ column is included so that equivalent equipment
may be substituted; however, when no information is provided in this column, the
speciÞc Motorola model listed is either a unique item or no substitution is
recommended....

3-2 Test Equipment, Service Aids, and Tools
Field ProgrammingThe radio can be aligned and programmed in the Þeld. This requires speciÞc
equipment and special instructions. refer to the Radio Service Software UserÕs
Manual for complete Þeld programming information.
Table 3-2 Service Aids
PART No. DESCRIPTION APPLICATION
RLN4008B Radio Interface Box Enables communications between the radio and the compu-
terÕs serial communications adapter.
EPN4040A Power Supply Used to supply power to the RIB (240 VAC)....

 
Test Equipment, Service Aids, and Tools 3-3 
Service Tools
 
The following table lists the tools recommended for working on the radio; these 
are also available from Motorola. Note that the R-1070A workstation requires the 
use of a specific “heat focus head” for each of the components on which this item 
is used. Each of these heat focus heads must be ordered separately.  
Table 3-3 Service Tools  
PART No. DESCRIPTION APPLICATION 
0180381B45 110 VAC
          or
0180300E06 220 VACMBT250...

3-4 Test Equipment, Service Aids, and ToolsThis Page is Intentionally Left Blank 

Test Mode and Error Codes 4-1
4Test Mode
and Error Codes
4
Front Panel Test ModeThe functions of the radio controls for the Front Panel Test Mode are as follows:
Test Mode/EntryTest Mode allows radio checks to be performed in the Þeld. To provide a level of
protection to the Test Mode entry, proceed according to the following sequence:
1. Place radio in TRUNKING operation mode and wait for 6 seconds. (See
Quick Start card for instructions on how to enter that mode.)
2. Turn radio off.
3. Verify that RIB...

4-2 Test Mode and Error Codes
Test Mode/Tx ModulationUse PTT switch for modulation type selection. A continuous press will advance
the radio to the next modulation test (cyclic scroll ) and perform Tx test until PTT
is released. The modulation selection is described in the table below.
Table 4-2 Test Mode/Tx Modulation
(1).  C stands for the selected channel (1-7). See  Table 4-1.
Fail ModeThe radio will enter Fail Mode  upon detecting one of the following errors:
¥ Application startup self check error
¥...

Disassembly & Reassembly 5-1
5Disassembly & Reassembly5
This chapter explains, step by step, how to disassemble and assemble the radio, to
board level.
Disassemble the Radio
Remove the Control Head1. Turn the radio upside down.
2. Insert a small ßat blade screw driver, or similar, in the recess
between the control head and the main board.
3. Press until the side of the control head releases.
4. Pull the control head away from the main board.
5. Remove the ßat cable from the socket on the radio side....

5-2 Disassembly & Reassembly
Remove the Top Cover1. Insert a small ßat blade screw driver in the side recess of the
radio chassis. Repeat the operation on the opposite side of the
radio.
2. Lift the top cover over the chassis.
Figure 5-3 Top Cover Removal
Remove the Main Board1. Remove the power and antenna connector retaining clips by
inserting a small ßat blade screw driver between the clip and the
top of the chassis wall and gently prying the clip upwards.
2. Remove the 3 screws of the PA shield using...

Disassembly & Reassembly 5-3 Figure 5-4  Main Board Removal
Disassemble the Control
Head
Figure 5-5 Control Head Removal
1. To pull out the printed circuit board from the control head hous-
ing, insert a small blade screw driver in the side groove near the
four protruding tabs. Remove the board from the control head
housing.
2. Disconnect the board from the speaker by removing it from the
socket.
3. Remove the keypad from the control head housing by lifting it
up from the board. Care should be taken not...