HP 54501A - Power Supply Adjustment; HP 54501 A Power Supply Assembly Testpoints

HP 54501A ADJUSTMENTS
4-5 . POWER SUPPLY ASSEMBLYADJUSTMENT
Required
Equipment
Power
Supply . . .
.
.
. . . . . . . . . . . . . . . . .
. . . . . .
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP 6114A
Digital M ultimeter . . . . . . . . . . . . .
.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

HP 3478A
1 .

Disconnect power cord from HP
54501
A .
Refer
to figure 4-1 for testpoint
and adjustment
locations .
2 .

Connect the common lead of the voltmeter to Power Supply Assembly
chassis .
3 .

Connect the positive lead of the voltmeter to +5 .15V on the Power Supply
Assembly .
4 .

Connect the power cord to the HP 54501Aand put power switch in ON position .
5 .

Voltmeter should indicate voltage within the range of +5 .150 V to
+5 .175
V
and
not
to exceed
upper limit of 5 .2 V .
6 .

If voltmeter reading is out of this range, adjust +5 ADJ on Power Supply Assembly
to +5 .150
V
± .050 V (+5 .125
V
to +5 .175 V) .
COM - +12V +12V
-12V -5 .2V
+3 .5V +5
.15V +5 .15V
ADJ
000000000,
" ! """ ,0,001
Figure 4-1 . HP 54501A Power
Supply Assembly Testpoints and
Adjustment Location