Agilent Technologies 7820A

12 7820A GC Safety Manual
Introduction
Fuses and Batteries
The GC requires fuses and batteries for proper operation. These must only be
accessed by Agilent trained service personnel.
Table 1 AC board fuses
Fuse designation Line voltage Fuse rating and type
100/120 V GC
F1, F2 All 8 A, 250 VAC, IEC 127 type f (non-time delay),
glass body
F3, F4 All 20 A, 250 VAC, IEC 127 type f (non-time
delay), ceramic body
200/220/230/240 V GC
F1, F2 All 6 A, 250 VAC, IEC 127 type f (non-time delay),
glass body
F3, F4 All 20 A, 250 VAC, IEC 127 type f (non-time
delay), ceramic body
Table 2 Logic board battery
Battery designation Battery rating and type
BT1 3-volt lithium-poly carbon battery, .048A-HR,
Panasonic model BR 1225