Troubleshooting
4-42
RTX130B QAM & VSB RF Signal Generator Service Manual
No
Yes
(C)
H
Reinstall the RTX130B application.
H
Verify the BIOS settings for Com2.
H
Check the 174-5186-00 and 174-5220-00 cables.
Have the LEDs on the
front panel gone off?
No
Yes
(D)
Is the SPI Output
Enable check box in
the Others dialog box
selected?
Replace the A12 Main board.
Reinstall the Windows XP operating
system and the RTX130B application.
H
Replace the Front-Panel Processor board.
H
Replace the A20 PCI Backplane board.
H
Replace the CPU board.
Select the SPI Output Enable check
box.
Can a stream data
be output from the SPI
In/Out connector?
Yes
Done.
No
Figure 4-21: Troubleshooting procedure (7)
Summary of Contents for RTX130B
Page 4: ......
Page 14: ...Service Safety Summary x RTX130B QAM VSB RF Signal Generator Service Manual...
Page 16: ...Environmental Considerations xii RTX130B QAM VSB RF Signal Generator Service Manual...
Page 21: ...Specifications...
Page 22: ......
Page 38: ...Specifications 1 16 RTX130B QAM VSB RF Signal Generator Service Manual...
Page 39: ...Theory of Operation...
Page 40: ......
Page 48: ...Theory of Operation 2 8 RTX130B QAM VSB RF Signal Generator Service Manual...
Page 49: ...Performance Verification...
Page 50: ......
Page 102: ...Performance Verification 3 52 RTX130B QAM VSB RF Signal Generator Service Manual...
Page 103: ...Maintenance...
Page 104: ......
Page 153: ...Options...
Page 154: ......
Page 156: ...Options 5 2 RTX130B QAM VSB RF Signal Generator Service Manual...
Page 157: ...Diagrams...
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Page 160: ...Diagrams 6 2 RTX130B QAM VSB RF Signal Generator Service Manual...
Page 162: ...6 4 RTX130B QAM VSB RF Signal Generator Service Manual...
Page 164: ...6 6 RTX130B QAM VSB RF Signal Generator Service Manual...
Page 165: ...Replaceable Parts List...
Page 166: ......