Ericsson ORION Maintenance Manual
900 mhz scan and system mobile radio
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Also See for ORION:
- Service manual (24 pages) ,
- Service section (24 pages) ,
- Maintenance manual (6 pages)
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See also:
Service Manual
LBI-38906
Mobile Communications
ORION™ ™
900 MHz
SCAN AND SYSTEM
MOBILE RADIO
TABLE OF CONTENTS
Synthesizer/Receiver/Exciter ....................... LBI-39059
Power Amplifier.......................................... LBI-39054
PA Interface ................................................ LBI-38994
Control Logic/IF Board ............................... LBI-39057
Control Units .............................................. LBI-38992
Assemblies .................................................. LBI-38909
Service Section............................................ LBI-39058
Maintenance Manual
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Summary of Contents for Ericsson ORION
- Page 1 LBI-38906 Mobile Communications ORION™ ™ 900 MHz SCAN AND SYSTEM MOBILE RADIO TABLE OF CONTENTS Synthesizer/Receiver/Exciter ....... LBI-39059 Power Amplifier.......... LBI-39054 PA Interface ..........LBI-38994 Control Logic/IF Board ....... LBI-39057 Control Units ..........LBI-38992 Assemblies ..........LBI-38909 Service Section..........LBI-39058...
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Page 2: Table Of Contents
Frequency Stability: 0.00015% depending on model Temperature Range: -30°C (-22°F) to +60°C (+140°F) Duty Cycle: 80% Receive, 20% Transmit Transmitter Transmit Output Power: 12W/30W Conducted Spurious: -70 dB Modulation: ±2.5 kHz Continued Copyright © March 1994, Ericsson GE Mobile Communications, Inc. - Page 3 LBI-38906 Continued SPECIFICATIONS∗ ∗ Audio Sensitivity: 55 to 110 millivolts Audio Frequency Characteristics: Within +1 dB to -3 dB of a 6 dB/octave pre- emphasis from 300 Hz to 2550 Hz per EIA. Post- limiter filter per FCC and EIA. Distortion: Less than 2% (1000 Hz) Less than 5% (2500 Hz)
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Page 4: Description
* These are typical specifications intended primarily for use of the service technician. Refer to the appropriate Specifications Sheet for the guaranteed specifications. The radio is of double-layer construction with DESCRIPTION minimal tuning adjustments. ERICSSON GE synthesized ORION mobile radio The Control Logic/IF Board located on the top of the combinations completely solid-state,... -
Page 5: Transmitter
System Control Logic/IF Board. respective Programmer Maintenance Manuals. OPERATION TRANSMITTER Complete operating instructions for the ORION The transmitter consists of the exciter, frequency Two-Way Radio are provided in Operator's Manual LBI- synthesizer, transmitter VCO and a Power Amplifier 38888 for the control unit used. -
Page 6: System Interconnection Diagram
LBI-38906 SYSTEM INTERCONNECTION DIAGRAM...
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