Model GFC7000E Instruction Manual Getting Started
04584 Rev A1 24
3.2.3. Warning Messages
Because internal temperatures and other conditions may be outside be specified limits during the
analyzer’s warm-up period, the software will suppress most warning conditions for 30 minutes
after power up.
If warning messages persist after the 30 minutes warm up period is over, investigate their cause
using the troubleshooting guidelines in Chapter 11 of this manual. The following table includes a
brief description of the various warning messages that may appear.
Table 3-6: Possible Warning Messages at Start-Up
MESSAGE MEANING
ANALOG CAL WARNING The instruments A/D circuitry or one of its analog outputs is not calibrated.
BENCH TEMP WARNING The Temperature of the optical bench is outside the specified limits.
BOX TEMP WARNING Remote span calibration failed while the dynamic span feature was set to
turned on
CANNOT DYN SPAN Remote zero calibration failed while the dynamic zero feature was set to
turned on
CANNOT DYN ZERO Configuration was reset to factory defaults or was erased.
CONFIG INITIALIZED Configuration storage was reset to factory configuration or erased.
CONC ALRM1 WARNING Concentration alarm 1 is enabled and the measured CO2 level is ≥ the set
point.
CONC ALRM2 WARNING Concentration alarm 2 is enabled and the measured CO2 level is ≥ the set
point.
DATA INITIALIZED iDAS data storage was erased.
FRONT PANEL WARN Firmware is unable to communicate with the front panel.
PHOTO TEMP WARNING The temperature of the IR photometer is outside the specified limits.
REAR BOARD NOT DET The CPU is unable to communicate with the motherboard.
RELAY BOARD WARN The firmware is unable to communicate with the relay board.
SAMPLE FLOW WARN The flow rate of the sample gas is outside the specified limits.
SAMPLE PRESS WARN Sample gas pressure outside of operational parameters.
SAMPLE TEMP WARN The temperature of the sample gas is outside the specified limits.
SOURCE WARNING The IR source may be faulty.
SYNC WARNING The instrument is not properly tracking the rotation of the Gas Filter
Correlation wheel.
SYSTEM RESET The computer was rebooted.
WHEEL TEMP WARNING The Gas Filter Correlation wheel temperature is outside the specified limits.