HP HP-97 - Page 54

Assembly-Level Maintenance HP-97
Table 3-8. Assembly Level Troubleshooting Procedure (Continued)
STEP
ACTION
4.
15.
16.
17.
18.
19.
Replace the logic PCA
(unless it was replaced
in a previous step in which
case go to step 15).
a.Return the original logic PCA,
if necessary.
b.Replace the keyboard PCA.
Replace the logic PCA
(unless it was replaced
in a previous step in which
case go to step 17).
Key in -8.888888888-88.
Press [PRINT x].
a.Return the original logic
PCA, if necessary.
b.Replace the printer assembly.
If the display is blank, go to
step 15.
If the display is not blank,
return to step 9.
If the display is blank, send
the calculator to Special
Handling.
If display is not blank,re-
turn to step 9.
If the printer operates satis-
factorily, return to step 10.
If the printer does not oper-
ate satisfactorily, go to step
19.
Return to step 10.
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