4-2 HP 8970B Option 020 Service Manual Supplement
Board Differences
General
General
As well as the complete front end being changed there are a number of board differences
that need to be documented here.
Microprocessor Board
The same part number 08970-60033 is used in both instruments. However the firmware is
different for the option 20 compared to the standard.
Table 4-1: Firmware Part Numbers
Options ROM #1 ROM #2
STD 08970-80050 08970-80051
Option 20 08970-80070 08970-80071