Table of Contents
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Index
,
part number
6-14
removal and replacement
,
illustrated
7-25
,
procedure
7-24
A19 test set motherboard
,
,
,
illustrated
6-19
6-25
6-33
,
,
6-41
6-47
6-59
,
operation
5-12
,
,
,
part number
6-18
6-24
,
,
6-40
6-46
6-58
removal and replacement
,
illustrated
7-27
,
procedure
7-26
A2 USB board
,
illustrated
6-13
,
part number
6-12
removal and replacement
,
illustrated
7-11
,
procedure
7-10
,
troubleshooting
4-13
A20 IF multiplexer board
,
,
,
illustrated
6-19
6-25
6-33
,
,
6-41
6-47
6-59
,
operation
5-22
,
,
,
part number
6-18
6-24
,
,
6-40
6-46
6-58
removal and replacement
,
illustrated
7-29
,
procedure
7-28
,
troubleshooting
4-39
A21 HMA26.5
,
,
,
illustrated
6-19
6-25
6-33
,
,
6-41
6-47
6-59
,
,
operation
5-11
5-17
,
,
,
part number
6-18
6-24
,
,
6-40
6-46
6-58
removal and replacement
,
illustrated
7-31
,
procedure
7-30
,
troubleshooting
4-30
A22 splitter
,
,
,
illustrated
6-41
6-47
6-59
,
,
,
part number
6-40
6-46
removal and replacement
,
illustrated
7-33
,
procedure
7-32
,
troubleshooting
4-31
A23 mixer brick
,
,
,
illustrated
6-19
6-25
6-33
,
,
6-41
6-47
6-59
,
operation
5-21
,
,
,
part number
6-18
6-24
,
,
6-40
6-46
6-58
removal and replacement
,
illustrated
7-35
,
procedure
7-34
,
troubleshooting
4-38
A24 mixer brick
Index-2
,
illustrated
6-41
,
operation
5-21
,
part number
removal and replacement
,
illustrated
7-35
,
,
procedure
7-34
troubleshooting
A25 test port 1 bridge
,
,
6-32
illustrated
6-19
,
6-41
6-47
,
part number
,
6-40
6-46
removal and replacement
,
illustrated
7-37
,
procedure
7-36
troubleshooting
A26 test port 3 bridge
,
illustrated
6-41
,
part number
removal and replacement
,
illustrated
7-37
,
,
procedure
7-36
troubleshooting
A27 test port 4 bridge
,
,
6-32
illustrated
6-41
,
part number
removal and replacement
,
illustrated
7-37
,
procedure
7-36
troubleshooting
A28 test port 2 bridge
,
,
illustrated
6-19
,
6-41
6-47
,
part number
,
,
6-32
6-40
6-46
removal and replacement
,
illustrated
7-37
,
procedure
7-36
troubleshooting
A29 test port 1 coupler
,
illustrated
6-19
,
6-41
6-47
,
6-58
operation
5-17
,
part number
,
6-40
6-46
removal and replacement
,
illustrated
7-39
,
procedure
7-38
,
troubleshooting
A3 display assembly
,
illustrated
6-13
,
,
6-32
operation
5-31
,
part number
removal and replacement
,
illustrated
7-12
,
procedure
7-12
troubleshooting
A30 test port 3 coupler
,
,
6-47
6-59
illustrated
operation
,
,
6-40
6-46
6-58
part number
removal and replacement
procedure
troubleshooting
,
4-38
A31 test port 4 coupler
illustrated
,
,
,
6-25
6-33
operation
,
6-59
part number
,
,
,
6-18
6-24
6-32
removal and replacement
,
6-58
procedure
troubleshooting
A32 test port 2 coupler
illustrated
,
4-35
operation
,
,
6-47
6-59
part number
,
,
6-40
6-46
6-58
removal and replacement
procedure
troubleshooting
,
4-35
A33 reference mixer switch
illustrated
,
,
6-47
6-59
,
,
6-40
6-46
6-58
operation
part number
removal and replacement
,
4-35
illustrated
procedure
,
,
,
6-25
6-33
troubleshooting
,
6-59
A34 test port 1 source step
,
,
,
6-18
6-24
6-32
attenuator
,
illustrated
6-58
part number
,
removal and replacement
4-35
illustrated
,
,
,
6-25
6-33
procedure
,
6-59
troubleshooting
A35 test port 3 source step
,
,
,
attenuator
6-18
6-24
6-32
illustrated
,
6-58
part number
removal and replacement
illustrated
procedure
,
4-35
troubleshooting
A36 test port 4 source step
attenuator
illustrated
6-12
part number
removal and replacement
,
7-13
illustrated
procedure
,
,
4-12
4-13
troubleshooting
Service Guide N5242-90001
,
,
,
6-41
6-47
6-59
,
5-17
,
,
,
6-40
6-46
6-58
,
,
7-38
7-39
,
4-35
,
,
,
6-41
6-47
6-59
,
5-17
,
,
,
6-40
6-46
6-58
,
,
7-38
7-39
,
4-35
,
,
,
,
6-19
6-25
6-33
,
,
6-41
6-47
6-59
,
5-17
,
,
,
,
6-18
6-24
6-32
,
,
6-40
6-46
6-58
,
,
7-38
7-39
,
4-35
,
,
,
,
6-19
6-25
6-33
,
,
6-41
6-47
6-59
,
5-21
,
,
,
,
6-18
6-24
6-32
,
,
6-40
6-46
6-58
,
7-41
,
7-40
,
4-39
,
,
,
,
6-25
6-33
6-47
6-59
,
,
,
,
6-24
6-32
6-46
6-58
,
7-43
,
7-42
,
4-36
,
,
6-47
6-59
,
,
6-46
6-58
,
7-43
,
7-42
,
4-36
,
,
6-47
6-59
,
,
6-46
6-58
,
7-43
,
7-42
,
4-36
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