Setup guide
Chapter 4: Configuring Your Pro Tools System 39
6 When prompted, power cycle all Pro Tools pe-
ripherals in your system. Click Continue.
7 To test the interfaces connected to your sys-
tem, check “Test I/O Box.”
8 When the test is finished, you can view the 
test results by doing one of the following:
• Click the Get Results button next to a card 
name.
• Click the Results tab and choose a card slot 
from the pop-up menu.
9 In the Results page of the DigiTest window, 
click Show Failures Only to display failed tests for 
the selected card, or click Show All Results to dis-
play all test results for the selected card. 
10 Click Quit to close DigiTest. 
11 Restart your computer.
Errors and Undetected Cards
Complete the steps below if any of the following 
occur:
 DigiTest fails to launch.
 An error message has been displayed for a card 
in DigiTest.
 A supported card is installed but not automat-
ically detected during DigiTest.
If a supported card is installed and is not 
automatically detected:
1 Quit DigiTest.
2 Turn off the entire Pro Tools system. 
3 Reinstall the Pro Tools|HD cards.
4 Check the card seating.
5 Check the TDM FlexCable connections. 
Check the orientation of the cable from card to 
card (ports B to A), and check the integrity of the 
FlexCable connections to the cards.
6 Turn on the system. 
7 Run DigiTest again.
DigiTest Error Codes
LEDs on your digital interfaces may light up 
during this test. This is normal. 
For descriptions of error codes, refer to “Dig-
iTest Error Codes” on page 39
DigiTest Error Codes
Code Description
Err3 Cards from different Pro Tools 
systems are incorrectly mixed. 
See the configuration chapters.
Err4 Cards marked with this error are 
installed in the wrong order. See 
the configuration chapters. 
Err5 Too many cards of this type are 
installed in the system. Refer to 
the Digidesign website for com-
patibility information.
Err6 A card is installed in a reserve 
slot. For example, a Digidesign 
card is installed in the slot 
reserved for the Expansion Chas-
sis Host Interface card. Refer to 
the configuration chapters, as 
well as related installation guides.
Err1220 SCSI Accelerator card is installed 
in the wrong slot. See the configu-
ration chapters for correct loca-
tion of the card.
Err1221 Expansion Chassis Host Interface 
card is installed in the wrong slot. 
See Expanded Systems Guide for 
correct location of the card.










