User's Guide

1-4 Enhanced AM/FM Synthesizer Instruction Manual OS(R/T)-3(A/H) 29 - 935 MHz
1.4 Printed Circuit Board Numbering Convention
To expedite troubleshooting and maintenance procedures, Daniels Electronics Ltd. has adopted a
printed circuit board (PCB) numbering convention in which the last two digits of the circuit
board number represent the circuit board version
. All PCB's manufactured by Daniels
Electronics Ltd. are identified by one of the following numbering conventions:
• PCB number 43-912010
indicates circuit board version 1.0; or
• PCB number 50002-02
indicates circuit board version 2.0