Agilent 4155C/4156C User’s Guide Vol.1, Edition 11 1-15
Introducing the 4155C/4156C
Front and Rear View of the 41501A/B
• LINE switch
Use the LINE switch to turn the 41501A/B on and off. You must turn on the
41501A/B before turning on the 4155C/4156C.
• Fuse (only for 41501A)
Use the following fuse:
• Voltage Selector (only for 41501A)
Voltage selector must be in proper position. Line voltage and position are:
• LINE input receptacle
AC power cable is connected to this receptacle.
• Serial number
The 41501A/B has its own serial number. You need this serial number when
using the telephone assistance program (Agilent Technologies HelpLine).
• GNDU connector
The GNDU connector is a triaxial connector: inner conductor is sense, middle
conductor is force, and outer conductor is circuit common.
Line Fuse type Agilent part number
100/120 Vac UL/CSA T 8A, 250 Vac 2110-0383
220/240 Vac UL/CSA T 4A, 250 Vac 2110-0014
Line Voltage Position
90 — 132 Vac left
198 — 264 Vac right