Agilent Technologies 4284A Service Manual page 31

PROCEDURE:
Turn the HP 4284A OFF and remove the A7 board assembly.
1.
2 . Set the HP 4284A's E E PROM write protect jumper (A7W2) from the normal posi­
tion (N) to the test position .
3 . Install the A7 board assembly into the H P 4284A.
4. Connect the H P 4284A, H P 3458A and the Computer using the H P - I B Cables.
The com puter's interface select code must be set to 7 . Fig ure 2-2 shows the
setup_
C OMPU TE R ·
D
O DDClClCJCI
DCJOODD
5. Turn the HP 4284A, HP 3458A, and computer O N .
6 . Change the H P 3458A's H P-IB address, i f i t i s same as the HP 4284A ' s .
7.
Boot up BAS IC a n d load the necessary binary files i n the computer. T h e neces­
sary BASIC BINaries for revision 5.0 are as follows.
M U LTI M ETER
00 0
0000
00
00
00
c::: :J o CJc
00
OOc:::l D 000
00 oooa
Figure 2-2. Adjustment Program Setup
GRAPH,GRAPH�IO,MA�KBD,CLOC�
ERR, HPIB, CRTA, COMPLEX, CRTX
2-8
HP-IS Cable
HP 4284A
D D ODD
D D O D O
o �
o
ODD
o
o
0
0
00000 �
0
0
0
0