19 front panel connector (frontpnl), Front panel connector (frontpnl) – Kontron KTQ45-FLEX User Manual
Page 47
KTD-00782-I
KTQ45 family
Page 47 of 92
3.19
Front Panel Connector (FRONTPNL)
Note Pull
U/D
Ioh/
Iol Type Signal
PIN
Signal
Type Ioh/
Iol
Pull
U/D Note
USB10/11_5V
1 2
USB10/11_5V
USB1-
3 4
USB3-
USB1+
5 6
USB3+
-
-
PWR GND
7 8
GND
PWR -
-
-
-
-
NC
9 10
LINE2-IN-L
-
-
-
-
-
PWR +5V
11 12
+5V
PWR -
-
OC HD_LED
13 14
SUS_LED
-
-
PWR GND
15 16
PWRBTN_IN#
RSTIN#
17 18
GND
PWR -
-
SB3V3
19 20
LINE2-IN-R
-
-
-
AGND
21 22
AGND
MIC2-L
23 24
MIC2-R
Signal
Description
USB10/11_5V
5V supply for external devices. SB5V is supplied during powerdown to allow wakeup
on USB device activity. Protected by resettable 1.1A fuse covering both USB ports.
USB1+
USB1-
Universal Serial Bus Port 1 Differentials: Bus Data/Address/Command Bus.
USB3+
USB3-
Universal Serial Bus Port 3 Differentials: Bus Data/Address/Command Bus.
+5V
Maximum load is 1A or 2A per pin if using IDC connector flat cable or crimp terminals
respectively.
HD_LED
Hard Disk Activity LED (active low signal). Output is via 475Ω to OC.
SUS_LED
Suspend Mode LED (active high signal). Output is via 475Ω.
PWRBTN_IN#
Power Button In. Toggle this signal low to start the ATX / BTX PSU and boot the board.
RSTIN#
Reset Input. When pulled low for a minimum 16ms, the reset process will be initiated.
The reset process continues even though the Reset Input is kept low.
LINE2-IN
Line in 2 signals
MIC2
MIC2-L and MIC2-R is second stereo microphone input.
SB3V3
Standby 3.3V voltage
AGND
Analogue Ground for Audio
Note 1: In order to meet the requirements of USB standard, the 5V input supply must be at least 5.00V.