2 Base Matrix Configuration
170 Keysight 34934A User’s Guide
34934C-002: Extension Header Pin Assignments for 8x64
Note that each row signal (R1 through R8 is routed out on two pins on the 
extension headers. You can make row signal connections to either row (upper, 
lower) of the connector.
If you are going to create an expanded-row matrix using multiple modules and 
configuration blocks, plan your wiring placement for each configuration block 
carefully, to allow for a daisy-chain interconnection between configuration 
blocks—in addition to any row wiring you may connect to the expansion headers. 
This interconnection is illustrated in “Arranging Multiple 34934A Modules with 
Configuration Blocks” on page 218.
Headers J4, J5 Headers J3, J6
Description Pin Description Pin Description Pin Description Pin
No connect 1 No connect 2 No connect 1 No connect 2
R13R14R53R54
No connect 5 No connect 6 No connect 5 No connect 6
R27R28R67R68
No connect 9 No connect 10 No connect 9 No connect 10
R3 11 R3 12 R7 11 R7 12
No connect 13 No connect 14 No connect 13 No connect 14
R4 15 R4 16 R8 15 R8 16
No connect 17 No connect 18 No connect 17 No connect 18
IL1 19 IL2 20 IL3 19 IL4 20