HP 5383A

SO
T HRU
S9
SCA N W A VEF O R MS
(FI G URE 4-2)
CO RRE CT
_ ΧΥΖ ω ,_
TO T HRU S9
WA VEF
O
RM S
(FI G URE 4-2)
CO RR ECT
CH
E
C K
RE
A R P AN EL
FU S E (AI F 2)
T R O UBLE SHOOT A N D
REP A IR P O WER S UPPLIE S
USI N
G WA VEF O RM DI AG R A M S
(FIG URE 4-4)
A N D SC HEM-
ATIC,
I SO L AT E F A UL T TO
AI U 21,AI
U 23 O R AI U 24
ΝΟ
ΝΟ
STA R T
Y ES
YES
SE T GATETIME
S
WI TC
H
TO IOS/ ΗΖ C HE C K LE AD-
I NG BLANKIN
G
Z
ER O
FUN CT I O N P ER F I G URE
4-4
ΝΟ
ΝΟ
Y E
S
DO NOT CO NF US E
T HI S SY MP TOM
WI T H N O RM A L
LE A DIN G Z ER O
BL A NKIN G (S E E
TA BLE 5-
Ι
T E ST Ι )
Y E S
A L L ILLUMI I
DIG I TS S ΗΟι
CHE C K AN D REPL ACI
OR ΤΗΕ F A
ILE
D SI
DRIVER T R A N S I T
I SO L AT E FAUL T TO
D I S PL AY D I G I T OR
PER TA BLE
CHE C K A N D
REP(
F
A ILE D
STO R AG E
CO UN T ER ASSOC
I I
IN
CO RRE CT ΟΙΙ
(FI G URE
5