Table 9-1: Warning Messages In Front Panel Display Param Field - Teledyne T700 Operation Manual

Teledyne API – Model T700 Dynamic Dilution Calibrator

Table 9-1: Warning Messages in Front Panel Display Param Field

WARNING
CONFIG INITIALIZED
DATA INITIALIZED
LAMP DRIVER WARN
MFC COMMUNICATION
WARNING
MFC PRESSURE
WARNING
O3 GEN LAMP TEMP
1
WARNING
O3 PUMP WARNING
PHOTO LAMP TEMP
2
WARNING
PHOTO LAMP STABILITY
WARNING
PHOTO REFERENCE
2
WARNING
REAR BOARD NOT DET
06873E DCN7106
FAULT CONDITION
Configuration and
Calibration data reset to
original Factory state.
Data Storage in DAS was
erased.
The CPU is unable to
communicate with either
1, 2
the O generator or
3
2
photometer lamp I C driver
chip.
Firmware is unable to
communicate with any
MFC.
One of the calibrator‟s
mass flow controllers
internal gas pressure is
<15 PSIG or > 36 PSIG
IZS Ozone Generator
Temp is outside of control
range of 48C  3C.
The photometer pump
failed to turn on within the
1
specified timeout period
(default = 30 sec.).
The photometer lamp temp
is < 51C or >61C.
Value output during the
Photometer‟s reference
cycle changes from
measurements to
measurement more than
25% of the time.
Occurs when Ref is
<2500 mVDC
or >4950 mVDC.
Motherboard not detected
on power up.
POSSIBLE CAUSES
- Failed Disk-on-Module
- User has erased configuration data
- Failed Disk-on-Module.
- User cleared data.
- I 2
C has failed
- I 2
C has failed
- One of the MFCs has failed
- Cabling loose or broken between MFC and motherboard
- Zero or source air supply is incorrectly set up or
improperly vented.
- Leak or blockage exists in the T700‟s internal pneumatics
- Failed CAL GAS or DUILUENT pressure sensor
- No IZS option installed, instrument improperly configured
- O
generator heater
3
- O
generator temperature sensor
3
- Relay controlling the O
3
- Entire Relay PCA
- I 2
C Bus
- Failed Pump
- Problem with Relay PCA
- 12 VDC power supply problem
Possible failure of:
- Bench lamp heater
- Bench lamp temperature sensor
- Relay controlling the bench heater
- Entire Relay PCA
- I 2
C Bus
- Hot Lamp
- Faulty UV source lamp
- Noisy UV detector
- Faulty UV lamp power supply
- Faulty ± 15 VDC power supply
Possible failure of:
- UV Lamp
- UV Photo-Detector Preamp
- This warning only appears on Serial I/O COMM Port(s)
Front Panel Display will be frozen, blank or will not
respond.
- Failure of motherboard
Troubleshooting and Service
generator heater
233