HP 4262A - Page 238

START et
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Section VI
oL AL6UB pin 3.
Aro waslonms @ A14Q2 Drain
(RS nde) andt Q3 Drxin (R7 clda){NO,
- Rasirated?
1v;aiv. S0madv.]
(Y5S
Chack AU I Chack ALQS | Ica-akuwu
and GBS =d CR2D,
18 patentis) st AJ4U pin &
ame o uatatUs pia 87
Figure 8-40
Otemree =, Distcaect, coe aide of AAC. Check 414919, Q20,
Al (| BES T et L
atia
tha
wow?
=
Ducrated?
"
Tt pas,
D
Chweck
AL4US,
CBA
e
KDt
te
weratore:
u
simsteated?
NO|
Casck
A14QS
i
CAT.
e AL4TPE
that obwerred bn
it =0
Oheck AT
Check A14Q18 axd CRS.
Figure 8-40. A14 Phase D & Board Troubleshooting Tree (B).
8-55