编号63：惠普HP84812A-13A-14A-15AOperating-Service使用与维修手册

Operating and ServiceManualHP84812A/13A/14A/15APeak Power SensorSERIAL NUMBERSAffixed to the instrument is a serial number label.Theserial number is in the form:0000A00000.The firstfour digits and the letter are the serial number prefix.The last five digits are the suffix.The prefix is thesame for identical instruments;it changes only when aconfiguration change is made to the instrument.Thesuffix,however,is assigned sequentially and is differentfor each instrument.This manual applies to instruments with following serialnumber prefixes:HP 84812A:3212A and aboveHP 84813A:3203A and aboveHP 84814A:3205A and aboveHP 84815A:3227A and aboveHEWLETTPACKARDHP Part No.5960-7081Printed in USA December 1993