Removal and Installation Procedures
5-24
RTX100B ISDB-T RF Signal Generator Service Manual
2.
Orient the instrument:
Set the RTX100B so its bottom is down on the work
surface and its right side is facing you.
3.
Remove the CPU board:
See Figure 5-10 on page 5-22.
a.
Disconnect these cables:
H
The cable from the hard disk drive at CN1.
H
The cable from the Printer connector at CN3.
H
The cable from the A20 PCI Backplane board at CN5, CN6, CN9,
and CN14.
H
The cable from the Front-Panel Processor board at CN7.
b.
Use a screwdriver with a T-10 Torx tip to remove the two screws
securing the board bracket to the chassis. See Figure 5-10 on page 5-22.
c.
Grasp the board and slide it out.
4.
Reinstallation
: Perform step 3 in reverse order to reinstall the CPU board.
1.
Assemble equipment and locate module to be removed:
a.
You need a screwdriver with a T-10 Torx tip.
b.
Locate the A20 PCI Backplane board in the locator diagram
Board
modules
, Figure 5-3, page 5-12.
2.
Orient the instrument:
Set the RTX100B so its bottom is down on the work
surface and its right side is facing you.
3.
Remove the A20 PCI Backplane board:
See Figure 5-10 on page 5-22.
a.
Remove the A150 ISDB-T RF Output board as described on page 5-23.
b.
Remove the A12 Main board as described on page 5-23.
c.
Remove the CPU board as described on page 5-23.
d.
Disconnect these cables:
H
The cable from the A40 AC Distributor board at J220.
H
The cable from the 12 V main power supply at J160 and J170.
H
The cable from the external fan at J190.
H
The cable from the internal fan at J180.
H
The cables from the Front-Panel Processor board at J240.
A20 PCI Backplane Board
Содержание RTX100B
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Страница 14: ...Service Safety Summary x RTX100B ISDB T RF Signal Generator Service Manual...
Страница 16: ...Environmental Considerations xii RTX100B ISDB T RF Signal Generator Service Manual...
Страница 21: ...Specifications...
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Страница 24: ...Product Overview 1 2 RTX100B ISDB T RF Signal Generator Service Manual...
Страница 37: ...Theory of Operation...
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Страница 163: ...Replaceable Parts List...
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