Motorola Astro Digitalport Saber Detailed 68p81076c10 A Manual

 
1-6
 
WARNINGS
WARNINGS 
• 
Do not operate radio communications equipment in 
a hazardous atmosphere unless it is a type especially 
qualified for such use (e.g., FMRC Approved). An 
explosion or fire may result. 
• 
Do not operate an FMRC Approved Product in a 
hazardous atmosphere if it has been physically 
damaged (e.g., cracked housing). An explosion or 
fire may result. 
• 
Do not replace or charge batteries in a hazardous 
atmosphere. Contact sparking may occur while 
installing or removing...

1-7
WARNINGS
Repair of FMRC Approved Products
REPAIRS FOR MOTOROLA PRODUCTS WITH FMRC APPROVAL ARE 
THE  RESPONSIBILITY OF THE USER.
You should not repair or relabel any Motorola- manufactured 
communication equipment bearing the FMRC Approval label (“FMRC 
Approved Product”) unless you are familiar with the current FMRC 
Approval standard for repairs and service (“Class Number 3605”).
You may want to consider using a repair facility that operates under 
3605 repair service approval.
WARNINGS
FMRC’s...

1-8
Relabeling
The repair facility shall have a method by which the replacement of 
FMRC Approval labels are controlled to ensure that any relabeling is 
limited to units that were originally shipped from the Manufacturer 
with an FM Approval label in place. FMRC Approval labels shall not be 
stocked by the repair facility. An FMRC Approval label shall be ordered 
from the original manufacturer, as needed, to repair a specific unit. 
Replacement labels may be obtained and applied by the repair facility,...

1-9
Replacement Parts 
Ordering When ordering replacement parts or equipment information, the 
complete identification number should be included. This applies to all 
components, kits, and chassis. If the component part number is not 
known, the order should include the number of the chassis or kit of 
which it is a part, and sufficient description of the desired component 
to identify it.
Crystal and channel element orders should specify the crystal or 
channel element type number, crystal and carrier...

1-10
Portable Radio 
Model Numbering 
System
Position 1 - Type of Unit
H  = Hand-Held Portable
Positions 2 & 3 - Model Series
Position 4 - Frequency Band
Less than 29.7MHz
29.7 to 35.99MHz
36 to 41.99MHz
42 to 50MHz
66 to 80MHz
74 to 90MHz
Product Specific
136 to 162MHz
146 to 178MHz
174 to 210MHz
190 to 235MHz336 to 410MHz
403 to 437MHz
438 to 482MHz
470 to 520MHz
Product Specific
806 to 870MHz
825 to 870MHz
896 to 941MHz
1.0 to 1.6GHz
1.5 to 2.0GHz
Values given represent range only; they are
not...

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ASTRO Digital 
SABER Detailed 
Model Chart
Model NumberDescription
H04KDC9PW5AN  VHF 1-5 Watt ASTRO Digital SABER Model I
H04KDF9PW7AN  VHF 1-5 Watt ASTRO Digital SABER Model II
H04KDH9PW7AN  VHF 1-5 Watt ASTRO Digital SABER Model III
H04RDC9PW5AN  UHF 1-4 Watt ASTRO Digital SABER Model I
H04RDF9PW7AN  UHF 1-4 Watt ASTRO Digital SABER Model II
H04RDH9PW7AN    UHF 1-4 Watt ASTRO Digital SABER Model III
H04SDC9PW5ANUHF 1-4 Watt ASTRO Digital SABER Model I
H04SDF9PW7AN UHF 1-4 Watt ASTRO Digital SABER...

1-12
Glossary
A/D Analog to Digital converter; converts an instantaneous dc voltage level to a corresponding 
digital value.
ABACUS IC Custom integrated circuit providing a digital receiver IF backend.
ADSIC ABACUS/DSP Support IC; custom integrated circuit providing peripheral functions for the 
DSP.
ALC Automatic Level Control; a circuit in the transmit RF path that controls RF power amplifier 
output, provides leveling over frequency and voltage, and protects against high VSWR.
D/A Digital to Analog...

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Repeater Remote transmit/receive facility that re-transmits received signals in order to improve 
communications coverage.
RESET Reset line; an input to the microcontroller that restarts execution.
RF PA Radio Frequency Power Amplifier
RSS Radio Service Software
RPT/TA RePeaTer/Talk-Around
RX DATA Recovered digital data line.
Signal Qualifier 
ModeAn operating mode whereby the radio is muted but still continues to analyze receive data 
to determine RX signal type.
SCI IN Serial Communication Interface...

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Notes 

2-1
Introduction
2
GeneralThis manual includes all the information necessary to maintain peak 
product performance and maximum working-time. This detailed-level 
of service (component-level) is typical of some service centers, self-
maintained customers, and distributors. 
This manual is to be used in conjunction with the ASTRO Digital 
SABER Portable Radios Basic Service Manual (Motorola part number 
68P81076C05), which helps troubleshooting a problem to a particular 
board. Conduct the basic...