Usb Hs Test Mode - Lexmark T650 Service Manual

USB HS Test Mode

1. Select USB HS Test Mode from HARDWARE TESTS.
2. Press until the appears next to the Port to be tested, and then press
3. Select the desired Test, and then press
Port Test
Port 0 Test J
Test K
Test SEO NAK
Test Packet
Test Force Enabled
Port 1 Test J
Test K
Test SEO NAK
Test Packet
Test Force Enabled
Port 2 Test J
Test K
Test SEO NAK
Test Packet
Test Force Enabled
Port 3 Test J
Test K
Test SEO NAK
Test Packet
Test Force Enabled
To stop testing before completion, turn the printer off.
.
Appears on the display
USB High Speed
Certification Testing...
USB High Speed
Certification Testing...
USB High Speed
Certification Testing...
USB High Speed
Certification Testing...
4062-XXX
.
3-9
Diagnostic aids
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