Reset Pal-Xt To Serial Communication - Thermo Scientific Accela Open Autosampler Hardware Manual

LED Status and Position

Reset PAL-xt to Serial Communication

Thermo Scientific
Note The Target Information list displays the version levels of the different components
of the Accela Open Autosampler.
The various types of information received might be important for troubleshooting. For
example, if the line for the PAL Firmware release is not shown, the firmware is most likely
corrupt.
The following are the various states for the LED indicator on the Open Autosampler:
• Turned off: The autosampler is in normal operating mode.
• Blinking or flashing: The autosampler is prepared in Loader Mode to create a backup or
update—that is, to receive data from, or write to, memory.
• Constantly on: Data transfer process is in progress.
The position of the LED in the APR Control-xt board is between the buzzer and the
connector for the wash station.
Explanation for the Communication Protocol Settings
Table 48. Accela Open Autosampler communication parameters
Parameter Explanation
CommPort Setup for serial (SER1) or LAN
communication
If the PAL-xt communication is set to LAN and for any reason the PAL Firmware became
corrupt, you can reset or force back the communication protocol to Serial by using the
button, Reset PAL to Serial Comm, in the Setup dialog box of the PAL Loader
page 162).
PAL Loader Software Operation
Remarks
If serial communication is selected,
all other parameters in PAL-xt
Firmware, Communication class,
are ignored.
Accela Open Autosampler Hardware Manual
B
PAL Loader
(Figure 82 on
165