HP 5315 A - Adjustment Procedures; Power Supply Adjustme Nt

Model 5315A/B
Adjustments
5-2
Table 5 1 Adjustments
-
Proccedure Adjustment
Comments
1. 53 1 5A (Only) Power Transformer A154 Set to match available line voltage
Primary lin e Vo ltage Selection
2. P owe r Supply Adjustments
A1R 16 for +5 V
<"
for +3V
<23 for -5.2V
3. Input Off5et Adjustment A4R32 Channe l A
<1 Channel B
4. local Oscillator Adjustment
Al53
el2 , 04
5.
Option 001 Adjust
A1
53
A7 Fr eq Adj
6.
Opt ion 002 Adjust
A6 R1 9, R 20 Adjust ment of 500 rnA charg er
51,52 ,5 3
5-10. ADJUSTME NT PROCEDURES
.>-11. 5315A Volt~ge Selector
5-1 2. Us e t he fo ll owing procedu re to change the power transform er primary l in e voltage sw it ch
setting
on the 53 l 5A.
a. D is c on n ec t the powe r cable from the rear pane l of the 53l 5 A.
b. Turn the 53 1 5A upsi de down and r emove the fo ur sc rews near t he co rners of t he cabin et
bottom.
e. Holding the t op and botto m covers together. turn the 531SA ri ght si de up and carefu ll y
li ft t he top cover off.
d. Re
fe r to Figure 5-1 which shows the line fuse holder and t he l in e voltage select io n
switches. Both switch
in dicators must be set to the l in e v ol tage selection marks to match
the ava il ab le line voltage.
NOTE
T he poss ibl e line v ol ta ge ranges are lis ted in Section I, Specifi-
cation
s. Refer to this list to decide where the selection sw it ches
shou
ld be set.
e.
Set the line voltage swi tches to appropriate positions fo r t he ava il able line voltage.
I CAUTION I
Check the line fuse, Fl. It must correspond to the line
volt~ge selected. Refer to the specifications in Section I
for the coned value fuse.
5-13. POWER SUPPLY ADJUSTMENTS
5- 1 4. The 53l5A/ 8 produces th ree r egu lated d cs upplyvoltages which shou ld beadj usted in the
follow
in g order.
a. Connect a OMM to TP +5 and adjust A1 R1 6 for +5.0 ±O.D1 .
b. Conn
ec t a DMM to TP +3 and adjust A 1R 12 fo r +3.0 ±a.Ol .
e. C onn ect a DMM to TP -5.2 and adju st A1 R23 for -5.2 ±0. 01 .