Motorola Vhf 136 174 Mhz Uhf 435 480 Mhz 6881096c38 Manual

6881096C38March, 2006
Maintenance: Radio Reassembly — Detailed 2-11
8. Tighten the two (2) screws at the bottom of rear diecast using a screwdriver (See Figure 
2-11).
9. Attach the battery.
10. Attach the On/Off Volume knob and the antenna.Figure 2-11.  
Figure 2-12.   

March, 20066881096C38
2-12Maintenance: Mechanical View and Parts List
2.8 Mechanical View and Parts List
2.8.1 Exploded View and Parts List
Figure 2-13.  
12
3
45
6
7
8
9
10
13
18
19
14
15
16
17
21
20
12
11a
11c
11c
11b
11c
22 

Mechanical View and Parts List2-13
6881096C38March, 2006
ItemPart
NumberDescription
1Frequency 
dependent. 
Please see “6.1 
Antennas” on 
page 6-1Antenna
2 DSAXRA110001 Volume Knob 
Assembly
3DSAXRM120001Volume Knob Gasket
4 DSAXRM140001 PTT Button
53380384W23CP125 Nameplate
DSAXRM160001BC120 Nameplate
6 DSAXRK210004 Front Housing Kit, 
Black CP125
DSAXRK210001 Front Housing Kit, 
Black BC120
DSAXRK210002 Front Cover 
Assembly, Grey
7DSAXRA220001Speaker Assembly
8 DSAXRP310001 Keypad
9DSAXRK290001LCD...

March, 20066881096C38
2-14Maintenance: Service Aids
2.9 Service Aids
Table 2-1 lists service aids recommended for working on the Business Portable Radio. While all 
these items are available from Motorola, most are standard shop equipment items, and any 
equivalent item capable of the same performance may be substituted for the item listed.
Table 2-1.  
Motorola Part 
No.Description Application
RVN4196_Customer Programming and 
Tuning Software (CD)Program customer options, channel data, and tuner...

6881096C38March, 2006
Maintenance: Test Equipment2-15
2.10 Test Equipment
Table 2-2 lists test equipment required to service the Business Portable Radio and other two-way 
radios.
Table 2-2.  
Motorola Part 
No.DescriptionCharacteristicsApplication
*R1049Digital MultimeterTwo meters recommended for 
AC/DC voltage and current 
measurements
*S1100 Audio Oscillator 67 to 200Hz tones Used with service monitor to 
inject PL tones
*S1053, 
*SKN6009,             
*SKN6001AC Voltmeter, Power 
Cable for meter,...

March, 20066881096C38
2-16Maintenance: Programming Cable (DSK001C706)
2.11 Programming Cable (DSK001C706)
Figure 2-14.  
Figure 2-15.  
1: DCD
2: RXD
3: TXD
4: DTR
5: GND
6: DSR 
7: RTS
8: CTS
9: RI
D101
1SS362
D102
1SS362
Q102
UMW1NQ101
UMW1N
R102
10k
R104
10k
R103
10k
PROG
GN D
To: PCRS232C 9PD-SUBC101
0.1
R101
10k
543 2 1
987 6 

6881096C38March, 2006
Maintenance: IF Test Box (DSK001C702)2-17
2.12 IF Test Box (DSK001C702)
Figure 2-16.  
SP +
SP -
Mic
GND
PRG
SP101
INT_SPEAKER
R101
24 ohm
T101
Balan
P101
SPK OUT
P102
Mic Input
S101
Out on/off
S103
INT_PTT
S102
Spk/Load
J101
Mic/Prog Input
R102
10k
C101
1/25V
Non
Non
Non
Non
D-Sub 9P
1 2
3
4
5 6 7
8
9 

March, 20066881096C38
THIS PAGE IS INTENTIONALLY LEFT BLANK
2-18Maintenance: IF Test Box (DSK001C702) 

Chapter 3 Radio Tuning
3.1 Introduction
This chapter provides an overview of the software and hardware tuning material available for the 
Business Portable Radio.
The Business Portable Customer Programming Software and Tuner Software are designed for use 
in a Windows 95/98/NT/2000/XP environment. This software covers all the functions of the 
traditional Radio Service Software (RSS) package.
An Installation instruction manual is contained within each kit.
3.2 Software Tuning Setup
A Windows...

March, 20066881096C38
3-2Radio Tuning: Affixing Antenna Ground Plate
3.3 Affixing Antenna Ground Plate
(Strictly for Radio’s Testing and Tuning Purpose Only)
1. Insert the antenna ground plate (DSK001C719) through the antenna adaptor (HLN8262).
Figure 3-2.  
2. Screw the antenna adaptor into the radio’s antenna jack as shown in Figure 3-3.
 
Figure 3-3.   Note:
Make sure the antenna ground plate is placed properly before the battery eliminator is 
inserted to the radio. This is to ensure that the radio...