COMPONENT MAINTENANCE MANUAL
AVIATION RECORDERS
FA2100CVR
Rev. 15 Page xxix
Apr. 14/16
Service Bulletin
23–70–04
Use or disclosure of information on this sheet is subject
to the restrictions on the cover page of this document.
SERVICE BULLETIN LIST
SERVICE
BULLETIN
DATE
EFFECTIVITY
DESCRIPTION
FA2100 CVR
FSB001
23
−
70
−
04
−
01
Sep. 08/98
P/N: 2100-1010-00
P/N: 2100-1020-00
Modification of Aircraft Interface PWA,
p/n: 205E1593-00 to prevent erroneous
test tone activation due excessive noise
environment. MOD-DOT #1
FA2100 CVR
FSB002
23
−
70
−
04
−
02
Apr. 30/00
P/N: 2100-1010-( )
P/N: 2100-1020-( )
Introduction of Turbo Acquisition Processor
PWA, p/n: 205E1931
−
00, and the reworked
205E1591
−
01, and Software Revision 01.
MOD-DOT #2
FA2100 CVR
FSB003
23
−
70
−
04
−
03
Aug. 15/01
P/N: 2100-1020-02
P/N: 2100-1020-98
Modified Audio Compressor PWA, p/n:
205E1849
−
03 to ensure compatibility with
ARINC
−
429 GMT on Boeing 747
−
400s.
MO
D-DOT #3
FA2100 CVR
FSB004
Rev. 01
23
−
70
−
04
−
04
Sep. 15/01
Sep. 30/02
P/N: 2100-1010-( )
P/N: 2100-1020-( )
Introduce Moisture Resistant Seals & self
−
sealing Chassis Cover & CSMU screws to pro-
tect against excessive moisture intrusion.
MO
D-DOT #4.
FA2100 CVR
FSB005
23
−
70
−
04
−
05
Apr. 16/02
P/N: 2100-1010-00
2100-1010-50/
−
51
Corrects Software Download problem with
30
−
min. recorders. Software Revision 02.
FA2100 CVR
FSB006
23
−
70
−
04
−
06
Sep. 22/04
P/N: 2100-1020-( )
P/N: 2100-1020-( )
This modification includes replacing the exist-
ing Acquisition Processor PWAs, p/n:
205E1591
−
00 or 205E1931
−
00 with a replace-
ment Acquisition Processor PWA, p/n:
205E2502
−
10 or 205E2502
−
11.
MOD
−
DOT #5.
FA2100 CVR
FSB007
23
−
70
−
04
−
07
Sep. 09/04
P/N: 2100-1010-( )
P/N: 2100-1020-( )
This modification upgrades the recorder unit
software to Software Revision 04.
FA2100 CVR
FSB008
23
−
70
−
04
−
08
Dec. 15/05
P/N: 2100-1020-( )
P/N: 2100-1020-( )
This modification includes replacing the exist-
ing Crash Survivable Memory Unit (CMSU),
p/n: 253E1568
−
00, 253E1568
−
01,
253E1568
−
07, or 253E1568
−
07 with a re-
placement Crash Survivable Memory Unit
(CMSU), p/n: 253E1568
−
38, 253E1568
−
39,
253E1568
−
40 or 253E1568
−
41. MOD
−
DOT
#6.
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