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SECTION 34 - DIAGNOSTICS AND TROUBLESHOOTING
FIGURE 106 - DIAGNOSTICS SCREEN
This screen shows the software that is loaded onto the
microboard and the motor starter connected to the mi-
croboard via serial communications.
Controls – Software that controls the chiller.
CC – Version of Control Routines.
BIOS – BIOS EPROM on Microboard.
Build – Iteration of the software development.
GPIC – Version of points list exposed to SC-EQ.
Ext I/O – Software in I/O Board 031-02895-000.
SSS, VSD, MVSSS or MVVSD – software that is in
the respective device.
Modbus UI - Motor Monitoring – Software in Motor
Monitoring Board.
BUTTONS
Default Unit Setpoints
Many of the control parameters are automatically con-
figured by pressing this button after the Sales Order
screen is entered. Failure to press this button can result
306
DIAGNOSTICS SCREEN
in unstable control. Note that some versions of soft-
ware also have a Default Setpoints button on the Ca-
pacity Control screen. That button does not need to be
pressed because the Default Unit Setpoints button on
the Diagnostic screen will set all of the parameters.
NAVIGATION
Serial/SD – Navigates to the Serial/SD screen where
data logging and Save and Restore Parameters is ac-
complished.
Erase All NOVRAM (Displayed at Admin Level) –
Pressing this button erases all of the sales order set-
points, configurations and history in the microboard.
Home – Returns to the Home screen
Setup – Navigates to the Setup screen
Analog I/O – Navigates to the Analog I/O screen
Digital I/O – Navigates to the Digital I/O screen
Comms – Navigates to Comms screen
JCI COMPANY CONFIDENTIAL
FORM 160.54-M1
ISSUE DATE: 10/25/2019
LD22790
JOHNSON CONTROLS
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