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6.1.4
Sleep
When you press the sleep button M18, it triggers the module's SLEEP# signal. The system's behavior depends on the ACPI settings of the
operating system.
6.1.5
Fast Standby Discharge
Press M39 to quickly discharge the 5 V standby power.
6.2
Beeper
The beeper M15 provides audible error code (beep code) information during POST. The beeper is connected to pin B32 (SPKR signal) on the
COM Express™ module.
Use jumper X83 to enable or disable the beeper (remove jumper to disable the beeper).
Table 56
X83 - Beeper Configuration
Pin
Configuration
1-2
Enable beeper (default)
2-3
Disable beeper
Connector Type
X83: 2.54 mm grid jumper
Copyright © 2022 congatec GmbH
M18
M39
CET0m10
X83
M15
1
2
3
55/58
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