Tektronix DPO70000C/DX Series Service Manual

Troubleshooting (DPO7000 Series, MSO70000/C Series, DSA/DPO70000B/C Series)
Table 4-14: 039
-0185-xx μATX beep codes
Item
no. Beep code Error message Description
1 1 long,
2short
Video adapter
error
Bad video adap
terorabad
connection to the video adapter.
Ensure that the monitor cable is
connected pr
operly.
2 Repeating
endless loop
Memory error
Check for imp
roperly seated or
missing memory.
3 1 long,
3short
No video car
d or bad video RAM
Reseat or re
place the video card.
4High
frequency
beeps while
running
Overheated CPU Check the CPU fan for proper
operation and check the case for
proper air
flow.
5
Repeating
High/Low
CPU Either th
e CPU is not seated properly
or it is damaged. The problem can
also be due to excess heat. Check
the CPU f
an or BIOS settings for
proper fan speed.
Table 4-15: 039-0188-xx μATX beep codes
Item
no.
Number
of
Beeps Error message Description
11
Memory refresh timing
error
2 2 Parity error
3 3 Main memory
read/write test error
Check for improperly seated or missing
memory.
4 8 Display memory error
Reseat the video adapter. If the condition
persists, replace the module.
5
4 Motherboard timer not
operational
6
5
Processor error
7
6 Keyboard controller
BAT test error
8
7
General exception
error
99
ROM checksum error
10 10
CMOS shutdown
register read/write
error
11 11
Cache memory bad
Fatal error.
Remove all expansion cards except any
video adapter.
If the beep code is generated with no
connected adapter cards, replace the
μATX.
If the beep code is not generated
with no connected adapter cards,
replace the cards one at a time until
the problem recurs. This should reveal
the malfunctioning card or module.
Replace that card or module.
4–42 MSO70000/C, DSA70000B/C, DPO70000B/C, DPO7000, MSO5000, DPO5000 Series

Tektronix DPO70000C/DX Series Specifications

General

Brand	Tektronix
Model	DPO70000C/DX Series
Category	Test Equipment
Language	English