Keysight E4980A Service Manual page 46

Troubleshooting
Troubleshooting Using Service Function
Table 4-2 Power on test / self test failure troubleshooting information
Test Test Test Name
group No.
User 1 User Data
2 State Data
3 Correction Data
4 Scanner Correction
Data
Battery 1 A1_DCBUS_BATTERY
1 . O n l y f o r f i r m w a r e r e v i s i o n A . x x . x x
2 . O n l y f o r f i r m w a r e r e v i s i o n B . x x . x x
###: Most suspicious assembly
##: Suspicious assembly
#: Possible faulty assembly
46
Error Probable faulty board assembly
Code /
Message A1 A2
User
Data
Lost
State
Data
Lost
Corr
Data
Lost
Scanner
Data
Lost
Battery ###
Low
Keysight E4980A/E4980AL Precision LCR Meter
A3 Bias Handler
IF
Scanner PPMC
###
###
###
###