
5-28
Servicing
Replacing Instrument Assemblies
To replace the A2 Source assembly
The A2 assembly, which includes A2A1, A2A2, A2A3, A2MP1, and A2MP2,
must be replaced as a complete unit. Individual components cannot be
repaired.
W A R N I N G
To avoid exposure to the laser path of a CLASS IIIb LASER
PRODUCT, do not open the A2A1 assembly. There are no
serviceable components inside. Do not damage the fiber-optic
cable that connects the CLASS IIIb pump laser, A2A3, to the
A2A1 assembly. Other laser paths outside of the A2A1
assembly do not require precautions to maintain safety.
1
Remove the instrument’s top, bottom, and right-side covers.
2
Remove all cables attached to the A2A2 Laser Modulation Board Assembly.
3
Remove the trim strip located on the top of the front frame.
4
Use a T-10 TORX driver to remove the six screws that secure the front panel
to the front frame. They are located along the top and bottom of the front
frame.
5
Gently move the front panel out to gain access to the back side of the front-
panel
OPTICAL OUT
connector. Unscrew the fiber-optic cable from the connector.
You may need to cut the cable tie that secures the line switch cable.
Summary of Contents for 83437A
Page 1: ...Agilent 83438A Erbium ASE Source User s Guide ...
Page 5: ...v The Agilent 83438A At a Glance Rear view of instrument ...
Page 8: ......
Page 10: ......
Page 24: ...2 4 Making Measurements Performing Stimulus Response Measurements ...
Page 41: ...3 Specifications 3 3 Regulatory Information 3 6 Specifications and Regulatory Information ...
Page 48: ......
Page 54: ......
Page 61: ...5 7 Servicing General Information ...
Page 63: ...5 9 Servicing General Information ...
Page 79: ...5 25 Servicing Adjustment Procedure ...
Page 85: ...5 31 Servicing Replacing Instrument Assemblies Location of resistors R2 R8 and R9 ...
Page 92: ...5 38 Servicing Replaceable Parts ...
Page 94: ...5 40 Servicing Replaceable Parts ...
Page 96: ...5 42 Servicing Replaceable Parts ...
Page 98: ...5 44 Servicing Replaceable Parts ...
Page 100: ...5 46 Servicing Replaceable Parts ...
Page 106: ......