HP HP-97 - Page 67

HP-97 Component-Level Maintenance
( stanT )
: Y
SET SWITCHES:
orr [l o~
praMm [l run
TRACE
man [l NORM
\
READ SIDE1 AND SIDE2 OF
“PROGRAM MEMORY TEST”
CARD.
PRESS:
DISPLAY:
0.00
?
DISPLAY:
222.00
?
SWITCH TO:
prGM [T RuN
DOES
RIGHT SIDE OF
DISPLAY SHOW:
16 2?6 46
PRESS:
IS LEFT
SIDE OF DISPLAY
GREATER THAN
112?
REPLACE CRC, ROM 6, AND
ROM 0, RETURNING TO START
AND CHECKING FOR PROPER
DISPLAY AFTER EACH
REPLACEMENT.
REPLACE ROM 5.
REPLACE ROM 2.
—0
—0
Figure 4-2. Program Memory Test