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SWITCH UNIT INTO SELF TEST
MODE. IF ANY TEST FAILS,
PRESS OUTPUT ADJUST
SWITCH TO CONTINUE. RE¬
CORD ALL FAILURES.
SWITCH UNIT TO LED TEST
MODE
(,6) CHECK THE LEOS IN ERROR
AND THEIR ASSOCIATED OUT¬
PUT (TORTS. PORT SHOULD GO
—*
tow TO TURN ON LED IF IT
DOES, LED IS PROBABLY SAD,
IF IT DOESN'T, DRIVER I.C IS
PROBABLY SAD.
'
DID
^ #3,4,5 OR 6 ^
INTERRUPT TESTS
\ FAIL' /
GO TO RPG TEST FIG. 5-24.
CV
REFERENCE
M) try TO VARY THE OUTPUT
VOLTAGE FROM 0-60 VOLTS
WITH RPG. MONITOR THE
OUTPUT WITH A DVM.
GO TO SELF-TEST FAILURES
FIG. 5-31.
(5>/'OUTFUTN
<_ VOLTAGE OK
\
/
HOOK UP A DVM FROM TP! TO
Oa$ TEST POINTS ON THE A3
(FRONT PANEL) BOARD. TURN
6034A OFF AND THEN ON.
CC
REFERENCE
) ./DOES
/FRONT PANEL\
METER AGREE WITH}
.OUTPUT VOLTAGE
IS
TURN OFF 6034A, A!® PUT A
SHORT ACROSS THE OUTPUT.
TURN UNIT BACK ON. WITH
THE RPG, SET THE UNIT FOR
>! VOX THEN PRESS THE
OUTPUT ADJUST BUTTON.
WITH THE IPG, YOU SHOULD
BE ABLE TO VARY THE OUT-
fVT CURRENT BETWEEN 0
AND » AMPS MONITOR THIS
CURRENT BY PLACING A OVM
FROM Al TO A2 ON THE BAR¬
RIER STRIP THIS SHOULD VARY
FROM 0 TO 5 VOLTS AS THE
CURRENT VARIES FROM 0 TO
K) AMPS.
CHECK METER CIRCUITS.
BY TURNING THE RPC, THE
VOLTAGE SHOULD VARY FROM
a to 5 vats.
CHECK CV REFERENCE CIR ¬
CUIT AND DAG. USE S.A. (FIG.
5-15) TO CHECK FIRST-AND
SECOND-RANK STORAGE
CUfPENTOK>^
HOOK UP A DVM FROM TP3 TO
OBS TEST POINTS ON THE A3
(FRONT PANEL) BOARD TURN
6034A OFF THEN ON. SET RPG
TO ADJUST CURRENT
V/DOB \
('FRONT PANEL
METER «3REF WriHUXL
LoUTPUT CURRENT
CHEEK METER CIRCUITS
'BY TURNING THE RPG, THE
VOLTAGE SHOULD VARY FROM
0 TO 5 V.
CHECK CC REFERENCE CIRCUIT
AND DAC USE
S
A (FIG. 5-15)
TO CHECK FIRST-AND SEC¬
OND-RANK STORAGE
Figure 5-16.
Main Troubleshooting Tree (Sheet 2 of 8)
5-25
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