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52
3.4.
HINTS FOR
FAULT-
FINDING
e
In order to facilitate the fault-finding, figures 14 and 22
show
the voltage values, which are measured by means
of
a
Philips universal mea5uring instrument PM 2411, All measuring values only
apply
for the following
adjustments
to:
WAVEFORM
(802)
FREOUENCY Hz
(601)
10
FREO.
MULTIPL.
FREQ.
OFFSET
(803)
(602)
100
O
DC OFFSET
(603)
O
AMPLITUDE
SET PHASE
(604)
(605)
20 V pp
O
DC OFFSET
O
dB!
-20 dB
(804)
(805)
O
-20 dB
SI
NGLE SHOT
(806)
OFF
,
RUN!HOLD
(807)
RU I\J
Remark
:
All vo/tage indications only
serve
as information.
If necessary, an extension plug-in board can be used for each board in
view of
fault-finding,
Before
replacing a component, the in strument must be
switched off.
Af
ter replacement, it
is
required
to
readjust the relevant circuit in
accordance
with Chapter 3.3,
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