Agilent Technologies 6850 Series Service Information page 262

Change GC serial number
Change the GC serial number after installing a
new main board.
1. Select Status / Setup / Configure, then
press Edit.
2. Select Edit GC Serial No.
Released: April 2004
3. Enter the password as follows: Press dot (.)
4. Input the GC serial number and country code,
Change oven type
By default, a new main board is set to use the
oven as a 120V configuration. For 200–240 V
configurations, change the oven type using the
Control Module as follows.
6850 Series Gas Chromatograph Service Procedures
then left arrow ( ) to erase the question
mark (?), then enter ". . ." (three dots)
as the password. Once the correct password
is entered, the settings options are enabled.
then press OK.
263