Dell Latitude XT2 (Early 2009) - Manual (Page 6)

Use this table to define the result codes.
Digitizer Self Test Result Codes
Code Test Error Details Symptoms
7 A-trigs connectivity
Digitizer analog
processor fail Digitizer is unable to initialize or read samples from analog processor. No pen or touch position is
reported.
11 Stylus excitation No pen excitation
Signals received during the stylus excitation test are below certain limit. Pen may be not
functional or detected in tip only.
14
Sensor Antenna
disconnects
Digitizer grid disconnect
There are disconnected lines. Pen or touch may be malfunctioning in a specific physical display
area.
15 Sensor Antenna shorts Digitizer grid shortcut There are shorted lines. Pen or touch may be malfunctioning in a specific physical display area.
18 Channel imbalance
Digitizer channel
degraded There is an unbalanced channel. Pen or touch may be malfunctioning in a specific physical display
area.
19 Capacitor calibration
Digitizer calibration
degraded The calibration capacitor in a certain channel is set to minimal or maximum value. Pen or touch
may be malfunctioning in a specific physical display area.
47
Internal Firmware
Error
Internal Firmware Error Firmware resource problem in executing diagnostics. Diagnostics tool is not functional.
48 Critical Malfunction Device Error Critical malfunction was detected, test cannot continue.
49 Host Timeout Error Host Timeout Error Host communication or resources problem in executing diagnostics.
50
Capacitor Calibration
Required Hardware calibration is
required
Hardware calibration is required to gain maximum performance.