HP 3562A Service Manual page 483

MO D E L 3562A
4.
Con nect the signatu re ana lyzer accord i n g to table A2-2.
Table J�2-2
Signal
G round
C lock
Stop
Start
5 . Connect the power cable a n d p ress the l i ne switch on.
Address Test
J u m pers in test (T) pos ition: A2J4, A2J 5 , A2J6, A2J 7, A2J 9, A2J 1 0, A2J 1 8
J um pers i n position "2": A2J1 1 , A2J 1 4
J um pers i n normal ( N ) position: A2J 1 , A2J8, A2J1 7, A2J 1 2, A2J 1 3
J u m pers i n either normal o r test pos ition: A2J1 5, A2J 1 6
Signature Analyzer Setup: Refer to tab l e A2-2
+ 5 V Signature
Component
U1 00
Put j umper J 1 i n pos ition "1 ". I t takes about 1 0s for each of the fol l owing s ignatures to stabi l ize.
+ 5 V Si gnature
Component
U1 00
U305
CPU Signature Analyzer Setup
Polarity
Positive edge
Negative edge
Negative edge
Table A2-3 CPU Signature Analysis Test
=
0001
Pin Signature
29
U U U U
30 5555
31 CCCC
32 7F7F
33 5 H21
34 OAFA
35
U PFH
36 5 2 F8
=
6PCP
Pin Signature
45
2595
46 1 F8F
47 U97F
48 5A34
49
6PCP
50 91 FC
51 3CPF
52 A70F
1 0 4CAH
1 1 2 H 3 U
1 2 3 H FO
1 3 807A
Connection
A2 J 2-1
A2 J2-3
A2 J2-4
A2 J2-5
#1
Component
Pin
U 1 00 37
38
39
40
41
42
43
44
Component Pin
U305 1 4
1 5
1 6
1 7
1 8
U606 1 3
1 5
1 6
1 7
1 8
S E RV I C E
Signature
H C89
2 H 70
H PPO
1 293
HAP7
3C96
3827
755U
Signature
0000
H U HA
1 582
AC4F
01 2U
443U
6PCP
AP1 8
A52A
UA2U
8-33