Texas Instruments 51X - Manual (Page 49)

START
COMPUTER
TROUBLE
INDICATION
?
DEAD
COMPUTER
SYMP TOMS
?
RUN
SELF TEST
ERROR
MESSAGE
?
M ODE M
PROBLEM
?
RUN
DIAGNOSTICS
DIAGNOSTICS
ERROR MSG
?
N O
YES
N O
YES
SEE PARAGRAPH
5.3.4
N O
Y E S
SEE PARAGRAPH
5.3.3
N O
SE E
PARAGRAPHS
5.3.1 & 5.3.2
N O
YES
WHEN POWER SWITCH
SET TO ON,, NO
INDICATION OF POWER;
SCREEN DARK, STATUS
LED's EXTINGUISHED
SET POWER SWITCH
TO ON. SELFTEST
AUTOMATICALLY RUNS
YES
See Appendix B
(PC Doctor)
Figure 5-1 Troubleshooting Flowchart
5-2 Troubleshooting