Tektronix 323, Инструкция по эксплуатации

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Maintenance— Type 323
Master Troubleshooting Chart
I n i t i a l S e tu p : P ow er P ack s w itc h in p ro p o r p o s itio n ; P o w e r O N ; P O S IT IO N c o n tro ls “ i n " a n d c e n te re d ; V O L T S /D IV a t .0 1 ; T IM E /
D IV a t EXT H O R IZ ; T r ig / H o r ix C o u p lin g s w itc h a t IN T -A C ; IN T E N S IT Y set f o r o p tim u m v ie w in g , o r s e t a t m a x im u m i f n o d is p la y is
p re s e n t.
EXT H O R IZ s p o t
N o
S p o t p re s e n t in
N o
G lo w in CRT w ith
o n CRT in a ll E xt DC p o w e r IN TE N S IT Y a t
p o w e r m o d es
I
t
m o d e
r
m a x im u m
Yes
S p o t m o ve s in
re sp o n se to V o r­
tic a l P O S IT IO N
S p o t m o ve s in
re s p o n s e to H o r i­
z o n ta l P O S IT IO N
N o (se e n o te 2 )
I
u la to r \
F501
P o w e r R e g u la to r
U n b la n k in g
/
\ C"T X
Yes
T ra ce p re s e n t in
A U T O TRIGGER
m o d e w it h T IM E /
D IV a t 1 ms
Yes
S ta b le 5 d iv CAL
p re s e n ta tio n
N o
' P w r R e g S ^
H o riz A m p \
V e rt P re a m p \
^ V e r t O u t A m p y '
T rig G en
Yes
H o riz tra c e p re s ­
e n t
w i t h CAL
O U T co n n e c te d to
EXT
T R I G OR
H O R I Z I N P U T
a n d T r ig / H o r iz
c o u p lin g s w i t c h
a t DC
Yes
S w o o p p re s e n t in
A U T O
TRIGGER
m o d e w ith T IM E /
D IV a t 1 ms
T rig G en
H o riz A m p
S p o t a t le f t o f
g r a t i c u l e w i t h
P O S IT IO N
c o n ­
tro ls c e n te re d
S p o t a t r ig h t o f
g r a t i c u l e w i t h
P O S IT IO N
c o n ­
tr o ls c e n te re d
Yes
S p o t c e n t e r e d ;
ca n b e c o n tro lle d
w i t h P O S IT IO N
c o n tro ls
Yos
T IM E /D IV
sw itc h
D is c o n n e c t CAL O U T fro m EXT TRIG OR
H O R IZ -IN P U T . S w itch T r ig / H o r iz C o u ­
p lin g s w itc h to IN T -A C
5 d iv s q u a r e
w a v e d i s p l a y
p r e s e n t w ith
V O L T S / D I V a t
5 D I V CAL
5 d iv s q u a re w a v e p re s e n t w ith
V O L T S /D IV a t .01 a n d CAL OUT
c o u p le d th r o u g h P 6 0 4 9 P ro be
to VERT INPUT
Yes
/ TRIC TRIGGER
^ T IM E /D IV
y
\ s w itc h /
5 D IV CAL s ig ­
n a l s ta b lo
Yes
R etrace
b e tw e e
segm en
sq u a re
v is ib le
n lo w e r
ts o f
w a v o
/
Pw
/ PWr RC9
— 2 . /
T rig G e n
\ S w p G en
B o tto m s e g m e n t
o f sq u a re w a v e
a p p ro x
ce n te re d
w ith V e rt P O S I­
T IO N c e n te re d
Yes
U n b la n k in g
Yes
D is p la y a p p ro x
c e n te re d h o r iz o n ­
t a l ly w it h H o r iz
P O S IT IO N ce n ­
te re d
N o te 2 : F o llo w th e s e p a th s o n ly i f th e EXT DC p o w e r m o d e check is n o t m a d e.
4-6
Fig. 4 -3 . M aster troublesh ootin g chart.