HP HP-97 - Page 53

HP-97
Assembly-Level Maintenance
Table 3-8. Assembly Level Troubleshooting Procedure (Continued)
STEP
ACTION
11.
12.
13.
Read the data card 2.
Check for the following:
o "ERROR" displayed.
o card reader motor noisy.
o motor doesn't turn on.
o motor turns on but card
doesn't feed.
o card feeds, but is not
read correctly.
o card is not written on
correctly.
o card with cutoff corner
is overwritten.
o card sticks in card reader.
Test individual function oper-
ation by pressing the function
keys (refer to paragraph 3-7).
Run the full operational test.
(Refer to paragraph 3-9.)
If the card is read correctly,
go to step 12.
If the card is not read cor-
rectly, go to step 27.
If the functions operate cor-
rectly, go to step 13.
If the functions do not oper-
ate correctly, replace the
logic PCA and the keyboard PCA
in order. Then go to step 13.
If the test is satisfactory,
the calculator is repaired.
STOP TESTING HERE.
If the test is not satis-
factory, go to step 28.
3=-27