Mounting
Studs
Viper Service Manual
© 2008-2016, Cornelius Inc.
- 63 -
Publication Number: 621260373SER
Figure 55. View of Control Board in E-Box
Backward/Forward Compatibility with Older Software Versions
With version 3.0 software release several of the boards used to control the equipment will not be backward com-
patible with boards containing version 2.x of the software. Please refer to the table below for compatibility.
The user interface (UI) board and the input/output (I/O) board must have same software version for correct oper-
ation. If the UI board and the IO board do not have the same software versions an error will be displayed on the
UI. The error displayed will depend upon which board has 2.x software and has 3.x.Either “X BRL TEMP OUT”
will be displayed or “H20 OUT” will be displayed followed 30 seconds later with “X BRL TEMP OUT”. If either of
these messages is displayed after changing a control board check the software version. The current software ver-
Table 59.
Step
Action
1
Disconnect power from the unit.
2
Connect a static strap to your wrist and any convenient chassis ground on the
unit.
3
Unplug the eight (8) connectors from the control board.
4
Squeeze each of the mounting studs at the corners of the board while care-
fully lifting the board.
5
Replace the board with a new board.
6
Reverse the procedure to install the new board.
Table 60.
Software
Revision / Board
Description
V2.x Part
Number
V3.x Part
Number
Backward
Compatibility
User Interface - UI
620314871S
620314871-100S
No
Input/Output - IO
620314869S
620314869-100S
No
Motor Control
620314868S
620314868S
Yes
Status
620314874S
620314874S
Yes
Language Chips
629096930XX
629096931XX
No
