HP 4262A User Manual

Mode!
4262A
Section
VIII
Figure
8.19
START
./~
A33UL
pin
34
Window
Test
\YES
(15
signature
Set
30\NO
__
15
signature
set
30
1s
Signature
Set
36)NO
©—{STOP
<.
A23UI
pin
14
o
Signature
CLOCK
&
ANTH
BV
M83?
oKX?,
oK?
OK?
NO
YRS
58
:
Ruck
Node?
Check
A21U4,
1S,
Qf
I
Signature
ot
40\
YES
()
at
A1
wmfiw
YEs
|
Trowlesnoot
US
and
U,
ox?
USS
pia
11
33997
s
Shiok
7
Ruck
Dus,
YRS
N0
NO
NO
L
J
Troubleshoot
Check
ASIUS
Nasoprosessor
Troubleshoot
Trovbleshoot
Check
AS1UI1
Buck
Nods.
and
L6,
Data
Bus
Suek
?
Stuck
Bes.
Output
Bus
Sreck
?
Ruck
Des,
and
U3,
Reok
Bus.
£
Sigratare
dot
31
s
O
Check
ASIUL,
Check
ABLUSS,
Check
AZ1U0.
"o
Q Is Sgnature an 33 OK?
Troubleshoot
MO
_
(1a
gnature
et
38\
Y83
s
signature
Set
31
Reck
Node?
Teoubleshoot
te
Bignatere
ot
33
Suck
Node?
Suck
Node.
®—
8
1a
Signature
dot
34
OK?
Pk
S
Troublasho
Trosiasx
1s
Sigrature
Got
38
OK?
o
"o
]
"o
Check
ASIW,
VS
0
NO
|
cheak
AtiuIS.
O
|
dhads
MO
|
Chesk
AnIULY.
NO
[Cnoex
at1UMS,
Deta
Bus
1o
Bignature
Set
38
18
Signature
Set
37
Y
Trouwleshoot
ox?
ox?
Drygies
Suiet
Ruck
Bus,
-
N
-
e
—~\
—
Signatere
Sgnatere
Reck
Node
?
"o
oK?
oK?
Buok
Nods.
U
O
Chaek
AtiUY
e
ulb.
Goto
Mow
Diagram
X.
0
Check
ASIN
and
14,
)] 8.19. Digital Section houud-oofifl Procedures.
Diagram G. A21 Board Diagnostic Flow Diagram.
841

HP 4262A Specifications

General

Brand	HP
Model	4262A
Category	Measuring Instruments
Language	English