Moog Rogue 342A Technical Service Information page 10

r^y-i:
pr;:?^*^;^
NOR
LIN
MUSIC, INC
^^
SUBJECT;
Rogue
Factory
Service
Bulletin
2500
WALDEN AVE.. BUFFALO.
NEW YORK
14225.
UNITED STATES
61
NANTUCKET
BLVD.
•
SCARBOROUGH, ONT.
MIP
2Na
CANADA
WAALHAVEN
• Z.Z.
48
ROTTERDAM
•
THE NETHERLANDS
NUMBER:
DATE:
s/n 1001 to 1100
2086
10-81
Symptom:
Cause:
Cure:
No audio output
Master
volume mounting leads shorting
to
lOOOuf
3
5v
capacitor
C37 on
Power Supply/Jack board.
Remove four
(4)
outside screws from base
of unit.
Remove the four
(4)
h
inoh nuts and ^^^^ers from
rear panel
jacks.
Lift top cover up and ^^move
the
Power supply/Jack board from the rear P-^^^'
/^^^^
the two lOOOuf 35v capacitors C37
J^^,
C?^.
J^'^^^^^^tors
the RTV white silicone adhesive.
Push both ^^P^^^^°^^
towards the
k
inch jacks as
far as
possible and secure
in
place with new silicone adhesive.
Cut the
3
master
vol^e
mounting leads and the adjacent transistor
leads
flush with the main board in the area
which contacts
C37 of the
Power Supply /Jack board.
Symptom;
Cause:
Cure:
Unit will not turn on reliably
The +12V regulator
(U18)
on the
Power Supply /Jack board
occasionally
goes into current limiting when
turning
the
unit on.
solder
a
1000
ohm
h
watt resistor
on the
back
side of
the Power Supply/Jack board between
pins
1
^"J^^^,
U18.
The
modification
was made prior
to
intial pro
dickon,
but
is
not evident
on the
—
l^^^^/^^;^^^"
documentation.
Add
this 1000 ohm
resistor
to
your
schematic and
to
that
of
your customer
s.
These modifications should be performed
on
^^^H^^l^fH^ll^
rial numbers 1001 to 1100 as
returned
for
service or
J-n
tne
rial numbers
^^^.^^^^^ ^.^^
^^^ ^^^^
modification
is
h
hour,
se
dealer stock
M^.,
l/ibsoii^
MAESTRO,
•
Epiphone.
•
\SSL
Synthes.zt^rs
Amptifiws
Sound
Modifii.TS
Anipl.dcr?
lES
.
iC
Amplif
lars
Artiijv.