Agilent Technologies 4156b, User Manual, Page: 392 / 414

8-18 Agilent 4155B/4156B User’s Guide Vol.2, Edition 5
If You Have A Problem
If Errors Occur
Error code for CPU and peripherals
The following are the error codes for CPU and peripherals. Error codes are 5-digit
numbers.
2
wwwz
• www : test item number (on SYSTEM: SELF-CALIBRATION/DIAGNOSTICS
screen).
• z : test number
23010
Host DRAM failed self-test.
23021
Host ROM failed checksum test.
23022
Host SRAM failed read and write test.
23023
EEPROM failed read and write test.
23030
Real-time clock failed timer test.
23040
GPIB controller failed self-test. This test sets some settings, then
checks the status.
23050
Parallel interface controller failed self-test. This test sets some settings,
then checks the status.
23061
Host controller sends a command and does not receive acknowledge
from SMU controller.
23062
Host controller failed receiving response from SMU controller by
sending a command.
23071
SMU controller ROM failed checksum test.
23072
SMU controller on-board SRAM failed read and write test.
23073
SMU controller internal SRAM failed read and write test.
23074
SMU controller internal timer failed self-test.
23075
SMU controller timer does not operate with correct frequency.
23076
SMU controller failed power on self-test.
23077
SMU controller test gets timeout.
23080
Access to graphics system processor failed read and write test.
23091
Graphic memories (SRAM) failed read and write test.