5-2
Radio Tuning, Programming, Cloning, Lowband Antenna Cutting Procedure, PassPort Tone Options, and Diagnostic Functions
5.2
Global Radio Tuning Setup
A personal computer (PC), Windows
®
95/98, and a global tuner program are required to tune the
radio. To perform the tuning procedures, the radio must be connected to the PC, radio interface box
(RIB), and test equipment shown in Figure 5-1.
Figure 5-1: Radio Tuning Test Equipment Setup
5.2.1 Initial Test Equipment Setup
The supply voltage is connected to the radio using a Motorola battery eliminator, P/N
AA0180305G54. The initial test equipment (Figure 5-1) control settings are listed in Table 5-2.
NOTE:
Refer to appropriate program on-line help files for the tuning procedures.
Table 5-2: Initial Equipment Control Settings
Service Monitor
Test Set
Power Supply
Monitor Mode: Power Monitor
Speaker set: A
Voltage: 7.5Vdc
RF Attenuation: -70
Speaker/load:
Speaker
DC on/standby:
Standby
AM, CW, FM: FM
PTT: OFF
Volt Range: 10V
Oscilloscope Source: Mod
Oscilloscope Horizontal: 10mSec/Div
Oscilloscope Vertical: 2.5 kHz/Div
Oscilloscope Trigger: Auto
Monitor Image: Hi
Monitor BW: Nar
Monitor Squelch: mid CW
Monitor Volume: 1/4 CW
Current: 2.5A
Wattmeter
Audio Generator
Sinad Meter
AC Voltmeter
30 dB Pad
30 dB Pad
Battery Block
Power
Supply
Audio In
Tx
Rx
Receive
Transmit
RF Generator
BNC
RF Adapter
HLN9756
RIB
RLN-4008
RIB Power Supply
RLN4460A
Test Box
Rx
Gnd
Data
Tx Data
Radio
Computer Interface
Cable 3080369B72
Program/
AARKN 4074
Test Cable
Service Monitor
or Counter
DB15
DB9
AC Plug
120/230 Vac
or B
3.5 mm to
Ferrule BNC
Double Male
RLN4510
+12VDC
0180305G54
Battery
Eliminator
7.5V Reg.
0180357A57 (120V)
0180358A56 (230V)
Summary of Contents for HT1250
Page 8: ...viii ...
Page 10: ...x Notes ...
Page 12: ...xii Notes ...
Page 20: ...2 4 Intrinsically Safe Radio Information Notes ...
Page 34: ...3 14 Maintenance Notes ...
Page 60: ...6 4 Power Up Self Test Notes ...
Page 66: ...7 6 Accessories Notes ...
Page 94: ...Glossary 4 Notes ...
Page 95: ......