Technical data

lnstalfation
70903A may require
readdressing.
2-2
Addressing the Module
The HP 70903A needs an appropriate HP-MSIB (Hewlett-Packard Modular System Interface
Bus) address to allow communications with the system master. The HP 70903A module
HP- ‘MSIB address is set using the module ’s ROW and COLUMN address switches.
Determining the HP-MSIB Address
The HP 70903A has a factory-preset HP-MSIB address of 2, 18 (row 2, column 18).
Table 2-l
shows the address map for an HP 71210A Microwave Spectrum Analyzer. The addresses
in this table are factory-preset for modules in this system. Refer to the installation and
verification manual for the system master for instructions on how to display the instmment
address map.
Table 2-l. Typical Address Map
Note
The factory-preset addressing of a HP 70903A need not be changed if it is
used with other factory-preset modules. If other modules in a system have
been changed from factory-preset addresses, the HP