Tektronix RSA3300A, Руководство по обслуживанию

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Removal and Installation Procedures
6- 22
RSA3303A & RSA3308A Service Manual
Access Procedure
When you have identified the module to be removed for service, read
General
Instructions found earlier in this section. Then use the flowchart in Figure 6--12
to determine which procedures to use for removing the module. The removal
procedures end with reinstallation instructions.
Is
the module
in Figure
6--2?
Yes
No
Locate the module to
be removed in
Figure 6--2 to 6--11.
Procedures for External Modules
Line cord p.6--23
Cabinet p.6--23
Front cushion p.6--24
Cabinet modules p.6--25
Do the procedures,
Line Cord and Cabinet
on page 6--23.
Is
the module
in Figure
6--3?
Yes
No
Procedures for RF Modules
RF2 module p.6--28
RF3 module p.6--30
RF4 module p.6--31
RF5 module p.6--31
Is
the module
in Figure 6--5
1
or 6--6
2
?
Yes
No
Procedures for Mother Board and
its Daughter boards
A10 A/D board p.6--37
A40 DIFP board
1
p.6--39
A20 DDC board
2
p.6--39
A30 trigger board
2
p.6--40
A40 Memory board
2
p.6--40
A70 DC power board p.6--41
A50 Mother board p.6--43
Is
the module
in Figure
6--10?
Procedures for Front Panel Modules
Front panel assembly p.6--57
Rotary encoder p.6--58
Front bezel p.6--59
Menu buttons p.6--59
Front panel p.6--59
A60 Front key board p.6--60
A61 Power switch board p.6--60
Preamp power connector p.6--60
RF input connector p.6--61
LCD display p.6--61
Is
the module
in Figure
6--4?
Yes
No
Procedures for CPU Board and
Disk Modules
CPU board p.6--32
Hard disk drive p.6--34
Floppy disk drive p.6--36
A62 Front connection board p.6--36
Procedures for Chassis Modules
Fan p.6--63
Side panel assembly p.6--63
Board guide bracket p.6--65
Rear panel modules p.6--66
Yes
No
Procedures for Power Supply
on the Bottom
Power supply 1 & 2 p.6--45
A71 AC power board p.6--47
Power supply 3 p.6--47
Line filter p.6--49
Principal power switch p.6--49
Procedures for RF1 Modules
A100 Interconnection board p.6--50
Step attenuator 2 p.6--52
Input relay p.6--54
Programmable BPF p.6--54
Step attenuator 1 p.6--54
Band relay p.6--54
Is
the module
in Figure
6--7?
Yes
No
Is
the module in
Figure 6--8 or
6--9?
Yes
No
1
S/N B020000 and above.
2
S/N below B020000 and J300100 and above.
Figure 6- 12: Guide to removal procedures