Advertisement
Connect the output t e r m i n a l s of the Model 710B to the load and connect
the power cable to a 105-125 volts supply.
AC ON, and allow the i n s t r u m e n t to w a r m - u p f o r about two minutes.
the VOLTAGE CONTROL f o r the d e s i r e d voltage.
T u r n the toggle switch to DC ON,
Adjust
T h e Model 710B m a y b e operated with e i t h e r t e r m i n a l of the DC output
grourded.
Anyone of the t h r e e 6 . 3 t e r m i n a l s m a y b e ground.
T h e i n s t r u m e n t m a y b e operated with th? DC output ungrounded.
usually r e s u l t s in a slightly higher hum l e v e l Ixlt this m a y b e c o r r e c t e d by
r e v e r s i n g the power cable plug o r by connecting a - 0 5 mf c a p a c i t o r f r o m e i t h e r
the +DC o r -DC t e r m i n a l to the GND t e r m i n a l .
T h i s
M a i n t e n a n c e
CAUTION
-
Voltages which a r e DANGEROUS T O L I F E a r e p r e s e n t with-
in this i n s t r u m e n t .
the c o v e r o r bottom plate i s removed.
Disconnect the i n s t r u m e n t f r o m the power l i n e whenever
Cover and Bottom
F l
a t e Removal--
Remove the cover by unscrewing the ten s c r e w s located along the top and
r e a r edges of the cover.
s c r e w s , one in each c o r n e r of the plate,
T h e bottom plate c a n b e removed by unscrewing f o u r
Tube Replacement
--
Any tube i n this i n s t r u m e n t m a y b e replaced with a new tube having RMA
s t a n d a r d c h a r a c t e r i s t i c s , without i m p a i r i n g the operation of the i n s t r u m e n t .
Tubes with a b n o r m a l c h a r a c t e r i s t i c s will usually c a u s e poor regulation.
Voltage Control Adiustment
- -
If the VOLTAGE CONTROL shifts s o that
it
does not give a voltage r a n g e
of f r o m 100 to 360 volts, adjustment of R23 and R24 will b e n e c e s s a r y .
- 3 -
Advertisement
