User manual
Corrective Maintenance
CSA 803A Service Manual
6Ć33
A4 Regulator Board
$&,# % ('#$%* )*') ( #!)* #&- !+() 0 0 0
% 0 '(&+() &( ($&,# &( &%%*&( )(- % !%. #&*!&%)
ăStep 1:ă$&, * &-( +''#/ $&+# &-( +''#/ &+#
$&,# !% * !) )*!&%
ăStep 2:ă* * !%)*(+$%* +'(! * ! %&* #(/ !% * !) '&)!*!&%
ăStep 3:ă$&, &%%*&() % (&$ * +#*&( &(
&* * '&)!*!&% & * $+#*!0'!% &%%*&() !%. *(!%#) *& %)+(
* * * &%%*&() % &((*#/ ('#
ăStep 4:ă$&, * *-& &(. )(-) (&$ * $*# * )!%"
** *& * (( & * !) &(
NOTE
The A4 Regulator board is not attached to the chassis. However, it
remains connected to the A3 M/F Power Connect board through
interconnecting pins.
ăStep 5:ă(+##/ ($&, * % '!%) (&$ * +#*&(
&( / '+##!% * +#*&( &( *&-( * ((
ăStep 6:ă$&, * +#*&( &(
& ('# * +#*&( &( '(&($ * '(,!&+) )*') !% (,()
&((
NOTE
Match the index triangles on the multiĆpin connectors with the
corresponding square pads on the circuit board.