TM 5-6675-324-14
Table 7-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES - Cont
Before
W - Weekly
AN - Annually
B
(Number) - Hundreds of Hours
M - Monthly
S - Semiannually
During
D
BI - Biennially
Q - Quarterly
A
After
For Readiness
ITEM TO BE INSPECTED
lN-
Reporting,
ITEM
Equipment Is
TER-
PROCEDURE
NO.
VAL
Not Ready/
Available If:
POCKET CALCULATOR - Cont
Inspect - Cont
1
B
Display does
2. Connect ac adapter/recharger to calcu-
not show -
later and plug in. Turn calculator on.
8, 8, 8, 8,
Press
Display should
8, 8, 8, 8,
indicate -8, 8, 8, 8, 8, 8, 8, 8, 8, 8.
8, 8.
B a t t e r y pack
3. With battery pack in calculator, check
is defective.
operation to be sure calculator turns on.
Remove battery pack and check for clean
contacts. Wipe clean. Reinstall bat-
tery pack.
4. Check power cord for kinks, frays or
P o w e r cord is
damaged.
burns.
7-6.1 Operating
Procedure.
a.
Selecting
a
function.
NOTE
Most keys on the keyboard perform three functions. One function is indi-
cated by symbol on top of key, second is above key, and third is on slan-
ted face of key.
(1) To select a function printed on the key, press the key.
(2) To select a function printed above the key, press key
, then function
key.
Example:
To use LOG in calculation, enter number,
then LOG.
S lanted
face of key, press
then
(3) To select a function printed on
function key.
Example:
To use
in calculations, enter number,
then
.
7-23
