506 Chapter12
Replaceable Parts
Standard-Value Replacement Components
A13 Bandwidth Board
All 8590 E-Series and L-Series spectrum
analyzers, 8591C cable TV analyzers, and 8594Q QAM
analyzers
08590-60398
A14 Log Amplifier Board
All 8590 E-Series and L-Series spectrum
analyzers, 8591C cable TV analyzers, and 8594Q QAM
analyzers
08590-60386
A15 Motherboard
8590L, 8592L, and 8594L
8591C, 8591E, 8593E, 8594E, 8594Q, 8595E,
and 8596E
3 08590-60218
6 08591-60062
A16 Processor Board
All 8590 E-Series and L-Series spectrum analyzers
and 8591C cable TV analyzers
8594Q
4 08590-60416
08594-60054
A16A1 2X Memory Board
All 8590 E-Series and L-Series spectrum
analyzers, 8591C cable TV analyzer, and 8594Q QAM
analyzers
08590-60399
A16A1BT1 Battery
All 8590 E-Series and L-Series spectrum
analyzers, 8591C cable TV analyzer, and 8594Q QAM
analyzers
1420-0394
A17 Memory Card
All 8590 E-Series and L-Series spectrum
analyzers, 8591C cable TV analyzers, and 8594Q QAM
analyzers
9 08590-60396
A22 10 MHz Reference
All 8590 E-Series and L-Series spectrum analyzers,
8591C cable TV analyzers and 8594Q QAM analyzers
equipped with Option 704
8 08591-60048
10 MHz Precision Frequency Reference
8591E, 8593E, 8594E, 8594Q, 8595E and 8596E
(Option 004), 8591C, and 8594Q
4 1813-0644
Table 12-5 Assembly-Level Replaceable Parts (Continued)
Reference
Designator
Description CD Part
Number
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