2-12 Keysight B1505A User’s Guide, Edition 12
Introduction
Rear View
Rear View
This section describes the rear view of Keysight B1505A.
1. Serial number
You need this serial number when using Keysight Technologies telephone
assistance program.
2. LED status indicator
For troubleshooting. Followings are some examples.
• Both LEDs turn off:
The instrument is in the standby state and Standby switch is OFF position.
• One LED turns green:
Power supply works normally.
• Both LEDs turn orange:
The instrument is in the standby state and Standby switch is ON position.
1
9
8
7
C
C
C
5
3
4
10
13
11
12
6
2
B
C
A
C
C
14a
14