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Table Of Contents
PRODUCT OVERVIEW
General Description
Features:
Factory Technical Support
Product Warranty
Replacement Parts
Factory Repair
Packaging
Installation
Overview
Location
Electrical
Radio Assembly Power
BDLCPD assembly Power
Antenna
Overview
Cabling and Connection
Completing the physical Installation.
Checking out Normal Operation
Operating Description
Radio Assembly
Front panels
Receiver module
Exciter module
Power Amp module
Speaker panel
Dual Power Supply module
Rear Connections
Radio Assembly, rear panel
Backplane PCB
BDLCPD
BDLCPD Front panel
Front Switches
Reset
PF 1
Clearing Errors
Test Transmissions
RS-232 LED Function Selection
LEDs and Indications
Radio Network Indicators
RS-232 Port Indicators
Check and Power LEDs
Alarm Indicators
BDLCPD Rear panel
RS-232 Signal Levels
Pin Functions
Trouble-Shooting and Testing
Equipment Required
Recommended Checks
Additional test details
RF Data Link Test
Carrier deviations
Radio Programming and Adjustments
Series II Radio Programming
Recommended Items
Module Programming
Channel Selection via DIP Switches
Series II Radio Tuning
Test Equipment
Receiver module (T885-xx-0200, T855-xx-0250 & T835-xx-0200)
Initial Setup
Synthesizer Alignment
Front-End Alignment
SINAD and Linearity Check
RSSI Adjustment
Exciter Module (T881-xx-0200,T857-xx-0250 or T837-xx-0200)
Initial Setup
Synthesizer Alignment
TX Frequency Error Adjustment
Low-Frequency Balance Adjustment
Exciter Power Output
Power Amplifier Module (T889 (800-870 MHz only), T859 or T839)
Power Amplifier Power Output
Forward Power Alarm Level (Optional setting)
Reverse Power Alarm Level (Optional setting)
Tait T859 (UHF) Standard Tuning Procedure
Tait T859 Tuning for Best Efficiency
(TPL) LMS series Power amplifier (PA8-2BF-LMS) (890-960 MHz)
Power Output alignment (from TPL Communications)
Forward Power Alarm Level
Amplifier Activation
RF Input (Relative Reading)
Forward Power meter calibration
Reverse Power meter calibration
Reverse Power Alarm Level
Specifications
120 20170-301 Preliminary
Paragon
P
D
Technical Manual
42
Figure 31 - T835 Receiver Tuning Controls Location
RV 320
L410
L420
L1
L460
L470
CV318
L340
RSSI
Test Poin
t
P207
IC 700
CV1
L350
IC 350
L360
L330
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