HP 3562A Service Manual page 531

MOD E L 3562A
Component
U305
U307
8. Put all j u m pers i n normal (N) pos ition.
9. S ignatu re Analys is Test #3 Setu p:
a. Put j u m per A7 J2A in test pos ition with the power on.
b. Press A2 S1 . The FPP status L E Ds shou l d read 1 1 1 1 0000 (1
Put j u m pers A7 J 1 and A7 J4 i n test pos ition. The FPP status L E Ds s h o u l d now read
c.
001 1 1 1 1 1 .
Table A7-4 A7 Signature Analysis Test #2 cont.
Pin Signature
61 89
3
U782
4
5 61 89
U782
6
1 0 81 33
1 2 2026
1 4 61 97
61 8 U
1 6
OP75
1 7
1 8 61 8C
1 9 OP75
21 OU38
U FF P
22
2 F P P
23
2 4 P U P1
25 2 F P P
P U P1
26
U421
48
61 89
3
U782
4
61 89
5
6 5 3 H 5
3A1 1
1 0
2026
1 2
1 4 61 97
1 6 61 8C
1 7 O P75
61 8C
1 8
O P75
1 9
21 OU38
22 U FF P
2 3 2FPP
P U P1
24
2 F P P
25
P U P1
26
48 U421
Pin
Component
1 0
U308
1 2
1 4
1 6
1 7
1 8
1 9
21
22
23
24
25
26
39
40
48
1 0
U31 0
1 1
1 2
1 4
1 6
1 7
1 8
1 9
21
22
23
24
25
26
48
S E RV I C E
Signature
81 33
2020
61 97
61 89
U782
61 89
U782
OU38
U FFP
5AAA
99A5
5AAA
99A5
POA5
5C86
U421
3A1 1
Toggl ing
0000
U484
61 89
U782
61 89
53H5
5C87
U FFP
5AAA
99A5
5AAA
4C8 P
A457
=
on, 0= off).
8-81