Agilent Technologies 8590L Service Manual page 268

Figure 5-2 A15 Connectors with Additional Associated Circuitry (2 of 2)
• The A15 motherboard pin designation for the 21.4 MHz IF signal
• All the connector pins with the same number are connected in
Chapter 5
path is provided in Table
parallel for the card-cage connectors A15J3, A15J4, A15J5, and
A15J6.
Troubleshooting the A15 Motherboard Assembly
5-7.
Troubleshooting the IF Section
269