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@
tnoTor'or,A
Spectra
Model A3
Mobile Products Division
Handheld Control
Head
FM
Two-Way Radio
Manual
Supplement
1.
Attachments
Functional
Block
Diagrams
for
A3
Model Radio
(VHF
&
UHF)
.
. .
.
PW-6193
Power-Up
Self{heck
Display for
,A'3
Model
Radio
.
. .
.
Table
7
Exploded Views
and Parts
Lists for
,A3
Model Radio
HandheldControlHeadandRemoteMountRadio
.
.....
PW-6184
Exploded Views
and
Parts
Lists
for
A'3
Model
Radio
VHF
and
UHF
Radios
.
PW-6185
Wiring
Diagram for
A'3
Model
Radio
Hom-LightsAlang-up
Box
.
.
.
PW-6189
Wiring
Diagram for
A3
Model
Radio Remote
Mount Control
Cable
and
Accessory Connector
Pin-Out
.
PW-6128
Schematic,
Circuit
Board Diagrams,
and Parts
Lists
for
HLN6089A HHCH
and
HLN6097
A
SECURENET
HHCH
InterfaceCircuitBoard
.
...
PW-6176
Schematic,
Circuit
Board
Diagrams,
and
Parts
List
for
HcN4O39AHandheldControlHeadCircuitBoard
.
.....
PW-6129
2.
General
Information
This
supplement
provides
information
for
the
Spectra
Handheld
Control
Head
Radio
(Model
A3).
Primarily,
this
manual covers the Handheld
Control
Head
unit
and its
radio
Interface
Board,
and
it
also includes
a
new Command
Board
and
new Exploded Views
of
the
A3
Radio. For other radio
information, refer
to
the
appropriate Service
Manual
and
Detailed
Service
Information.
3.
Other Publications
68P80101W35-A
Spectra
VHF
Service
Manual
68P80101W3rc
Spectra
UHF
Service
Manual
68P80101W33-B
SpectraDetailedServicelnformation
4.
\on-Applicable
Sen'ice
Manual
Details
krl-ormarion
in
the Service Manuals
listed
above is
valid
t'or ttrc Handheld
Control
Head
(HHCH) radio
in
al1 areas
ercept
fte tbllo*ing
portions
of
the
manuals
which
do
not
appl-r to
FTHCH
radios:
r
Front
Panel
Programming
(Chapter 2).
r
Control
Head
Troubleshooting
(Paragraph
4.2,4.2.1,
-1.1-lr.
o
Control
Head Testing (Paragraph
4.l0).
r
Control
Station
Operation
(Chapter 5).
.
Exploded Views.
5.
Additionat HHCH
Service
Manual
Details
The following information
supercedes
similar
docu-
ments/paragraphs presently
in
the Service
Manual.
5.1
MODELCHART
The
Model
Chart
for
the
Handheld Control
Head
is
the
same
as
the chart
in
the Service
Manual
except:
(1)
HHCH radio
does
NOT
have:
CONTROLHEAD
PC
BOARD
CONTROL HEAD INTERCONNECT BOARD
CONTROL
HEAD HARDWARE
KIT
CONTROL
HEAD BUTTON KITS
MICROPHONE
(2)
HHCHradio ADDS:
HCN1O53A HANDHELD CONTROL HEAD
KIT
HLN61O3A
HANG_UP
BOX
KIT
HLN6O9OA HHCH HARDWARE
KIT
HLN6O89A
INTERFACE
BOARD
KIT
@
Momrola
krc-
r*)
AX
Rifts
Rsed
Prinled
in
U.SA
technical publicotion
ietvicet
68P80102W48-A
s5s5 North Beach
srreet,
Fort
worth, rexas 761s7
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