Sense Amplifier Dc Offset Adjustment Setup; Sense Amplifier Dc Offset Adjustment Location - Agilent Technologies 4284A Service Manual

2
Banana Plug Test Lead
M U LTI M E TE R
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o 0 c:J c::J C c:J
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Figure 2-8. Sense Amplifier DC Offset Adjustment Setup
A3 Board
Figure 2-9. Sense Amplifier DC Offset Adjustment Location
6. Adju st A3R353 (SENSE AMP VOS ADJ), until the multimeter reads 0 ± 1 0 mY.
Fig u re 2-9 shows the location of A3R353.
Alligator clips to 1 Dual
LO Input to A3TP4
Hi Input to A3TP6
A3 BOARD
2·1 5
A3 Board
HP
4284A
DI
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El
M
o 0 0 000
o
0
.
o
o
TP4
(SENSE AMP VOS ADJ) ( E DUT)
(ERR)
000
ODO
R353
TP6