<s>
An	O
interactive	B-Protocol
electronic	I-Protocol
technical	I-Protocol
manual	I-Protocol
(	O
IETM	B-Protocol
)	O
is	O
a	O
portal	O
to	O
manage	O
technical	O
documentation	O
.	O
</s>
<s>
IETMs	B-Protocol
compress	O
volumes	O
of	O
text	O
into	O
just	O
CD-ROMs	B-Device
or	O
online	O
pages	O
which	O
may	O
include	O
sound	O
and	O
video	O
,	O
and	O
allow	O
readers	O
to	O
locate	O
needed	O
information	O
far	O
more	O
rapidly	O
than	O
in	O
paper	O
manuals	O
.	O
</s>
<s>
IETMs	B-Protocol
came	O
into	O
widespread	O
use	O
in	O
the	O
1990s	O
as	O
huge	O
technical	O
documentation	O
projects	O
for	O
the	O
aircraft	O
and	O
defense	O
industries	O
.	O
</s>
<s>
Programs	O
developed	O
by	O
the	O
Navy	O
,	O
Navy	O
Technical	O
Information	O
Presentation	O
System	O
(	O
NTIPS	O
)	O
and	O
the	O
Air	O
Force	O
,	O
Computer-based	O
Maintenance	O
Aid	O
System	O
(	O
CMAS	O
)	O
,	O
were	O
used	O
along	O
with	O
user	O
surveys	O
,	O
technological	O
analysis	O
and	O
design	O
studies	O
to	O
come	O
up	O
with	O
the	O
basic	O
concepts	O
for	O
IETMs	B-Protocol
.	O
</s>
<s>
Other	O
examples	O
of	O
the	O
improvements	O
from	O
IETMs	B-Protocol
included	O
:	O
</s>
<s>
Because	O
of	O
the	O
positive	O
results	O
,	O
the	O
Department	O
of	O
Defense	O
identified	O
the	O
need	O
for	O
standardization	O
of	O
the	O
IETM	B-Protocol
development	O
.	O
</s>
<s>
This	O
group	O
developed	O
concepts	O
for	O
IETM	B-Protocol
authoring	O
,	O
IETM	B-Protocol
presentation	O
and	O
data	O
interchange	O
which	O
were	O
used	O
as	O
the	O
basis	O
for	O
standard	O
development	O
.	O
</s>
<s>
In	O
1989	O
the	O
US	O
Navy	O
,	O
Air	O
Force	O
and	O
Army	O
formed	O
an	O
ad-hoc	O
group	O
to	O
determine	O
the	O
best	O
way	O
to	O
create	O
standards	O
for	O
IETMS	B-Protocol
.	O
</s>
<s>
Input	O
from	O
the	O
use	O
of	O
NTIPS	O
and	O
CMAS	O
,	O
later	O
renamed	O
Integrated	O
Maintenance	O
Information	O
System(IMIS )	O
,	O
were	O
used	O
along	O
with	O
input	O
from	O
the	O
CALS	O
Industry	O
Steering	O
Group	O
(	O
ISG	O
)	O
Paperless	O
Technical	O
Manual	O
Committee	O
,	O
the	O
Navy	O
A-12	O
Program	O
,	O
The	O
Air	O
Force	O
ATF	O
Program	O
,	O
and	O
the	O
Army	O
PMDE	O
Program	O
's	O
IETM	B-Protocol
Style	O
Guide	O
as	O
a	O
starting	O
point	O
for	O
a	O
working	O
group	O
for	O
IETM	B-Protocol
standards	O
.	O
</s>
<s>
By	O
1994	O
,	O
Senior	O
R&D	O
Engineer	O
Michael	O
Weldon	O
,	O
working	O
on	O
behalf	O
of	O
LORAL	O
Corporation	O
,	O
developed	O
a	O
demonstration	O
White	O
Paper	O
IETM	B-Protocol
describing	O
the	O
use	O
of	O
an	O
IETM	B-Protocol
utilizing	O
an	O
eyeglass	O
Monitor	O
interfaced	O
with	O
a	O
portable	O
belt	O
mounted	O
CD	O
Player	O
for	O
hands	O
free	O
use	O
by	O
technicians	O
in	O
the	O
field	O
,	O
i.e.	O
</s>
<s>
Data	O
Base	O
,	O
Revisable	O
:	O
Interactive	B-Protocol
Electronic	I-Protocol
Technical	I-Protocol
Manuals	I-Protocol
,	O
For	O
The	O
Support	O
Of	O
.	O
</s>
<s>
Quality	O
Assurance	O
(	O
QA	O
)	O
Program	O
:	O
Interactive	B-Protocol
Electronic	I-Protocol
Technical	I-Protocol
Manuals	I-Protocol
(	O
IETMs	B-Protocol
)	O
and	O
Associated	O
Technical	O
Information	O
,	O
Requirements	O
For	O
.	O
</s>
<s>
The	O
functionality	O
of	O
IETMs	B-Protocol
systems	O
is	O
broken	O
down	O
into	O
six	O
classes	O
.	O
</s>
<s>
most	O
real-world	O
IETM	B-Protocol
products	O
falling	O
somewhere	O
in	O
between	O
two	O
classes	O
.	O
</s>
<s>
Class	O
1	O
-	O
This	O
IETM	B-Protocol
class	O
follows	O
the	O
structure	O
and	O
format	O
of	O
a	O
printed	O
book	O
,	O
with	O
indexes	O
and	O
table	O
of	O
contents	O
that	O
are	O
hyperlinked	O
into	O
the	O
content	O
of	O
the	O
document	O
.	O
</s>
<s>
For	O
example	O
,	O
the	O
IETM	B-Protocol
system	O
may	O
aggregate	O
data	O
from	O
a	O
large	O
number	O
of	O
users	O
input	O
,	O
feed	O
that	O
to	O
the	O
expert	O
system	O
that	O
analyzes	O
it	O
and	O
then	O
the	O
result	O
gets	O
fed	O
back	O
to	O
the	O
user	O
through	O
the	O
IETM	B-Protocol
system	O
.	O
</s>
<s>
The	O
Advanced	O
Interactive	B-Protocol
Electronic	I-Protocol
Technical	I-Protocol
Manual	I-Protocol
(	O
A-IETM	O
1992	O
)	O
was	O
an	O
R&D	O
Augmented	O
Reality	O
(	O
AR	O
)	O
version	O
of	O
this	O
system	O
designed	O
to	O
help	O
to	O
guide	O
the	O
standards	O
used	O
in	O
the	O
mark-up	O
of	O
the	O
documentation	O
-	O
the	O
idea	O
being	O
a	O
UI-independent	O
data	O
stream	O
.	O
</s>
<s>
Due	O
to	O
the	O
imprecise	O
nature	O
of	O
the	O
generic	O
descriptions	O
used	O
in	O
the	O
class	O
and	O
level	O
description	O
of	O
IETMs	B-Protocol
,	O
IETMs	B-Protocol
are	O
now	O
defined	O
using	O
a	O
Functionality	O
Matrix	O
.	O
</s>
<s>
IETMs	B-Protocol
can	O
have	O
many	O
different	O
features	O
and	O
the	O
Functionality	O
Matrix	O
is	O
used	O
as	O
a	O
checklist	O
of	O
which	O
features	O
are	O
required	O
for	O
a	O
particular	O
IETM	B-Protocol
.	O
</s>
<s>
This	O
checklist	O
more	O
precisely	O
defines	O
what	O
functionality	O
an	O
IETM	B-Protocol
has	O
,	O
and	O
allows	O
clearer	O
communication	O
between	O
an	O
IETM	B-Protocol
developer	O
and	O
the	O
IETM	B-Protocol
customer	O
.	O
</s>
<s>
Classes	O
and	O
levels	O
of	O
IETMS	B-Protocol
are	O
no	O
longer	O
regarded	O
as	O
acceptable	O
descriptors	O
of	O
IETMs	B-Protocol
.	O
</s>
<s>
The	O
IETM	B-Protocol
functionality	O
matrix	O
was	O
first	O
developed	O
by	O
the	O
US	O
Aerospace	O
Industries	O
Association	O
(	O
AIA	O
)	O
Product	O
Support	O
Committee	O
.	O
</s>
<s>
It	O
is	O
used	O
in	O
most	O
US	O
military	O
technical	O
data	O
specifications	O
as	O
well	O
as	O
S1000D	O
,	O
the	O
international	O
IETM	B-Protocol
standard	O
.	O
</s>
