2500A Series Microwave Synthesizer: Error Messages
126 2500A Series Operation Manual, 34172 Revision C, March 2008
Table B-1 lists the start-up error messages.
B.2 NVRAM Messages
The instrument uses non-volatile memory (NVRAM) to store user settings and configurations. In certain
instances, user messages might be displayed that are related to NVRAM. The following paragraphs
explain these instances.
Table B-1: Start-Up Error Messages
Error # Error Description
1 TIMEBASE_SET_ERROR
2 NVRAM_BATT_FAIL
3 CPU_FPGA_LOAD_FAIL
4 SYN_FPGA_LOAD_FAIL
5 ALC_SP_FPGA_LOAD_FAIL
6 ALC_PM_FPGA_LOAD_FAIL
7 RTOS_UTIL_ERROR
8 SYN_DSP_BOOT_LOAD_FAIL
9 ALC_DSP_BOOT_LOAD_FAIL
10 SYN_DSP_LOAD_FAIL
11 ALC_DSP_LOAD_FAIL
12 ALC_ZERO_FAIL
13 ALC_COMM_ERR
14 ALC_MEM_TEST_FAIL
15 ALC_ANALOG_TEST_FAIL
16 YIG_CAL_ERR
17 SYN_CAL_ERR
18 FPGA_CHECK_ERR
19 A1A2_CAL_ERR
20 Bit position not currently used
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