Kontron KISS 4U X9DR3 - Manual (Page 26)

7. Product Description KISS 4U V2 EATX – User's Guide (Version 1.02)
7.3.2. Power Supply
The power supply is located on the rear side of the KISS 4U V2 platform.
On request, the KISS 4U V2 EATX platform can optionally be equipped with an AC wide rage PSU, a redundant AC wide rage
PSU or a DC PSU. The integrated power supply version also depends on the ordered system version and system
configuration. The respective power supply version and the corresponding nominal voltage range can be found on the
type label on the right side of the system.
Fig. 22: Detail:
400W AC wide range PSU
Fig. 23: Detail:
650W AC wide range PSU
Fig. 24: Detail:
500W AC redundant wide range PSU
Power-ON-LED Power-ON-LED
Fig. 25: Detail: +24VDC PSU (400W) Fig. 26: Detail: -48VDC PSU (400W)
For system configuration with 24VDC/-48VDC PSU:
The green Power-ON LED (Fig. 25 and Fig. 26) of the 24VDC / -48VDCPSU (on rear side of the system)
lights up, only when the KISS 4U V2 EATX systems is powered on with the power button (Fig. 11, pos.
14).
After attaching the cables to the terminals of the DC power supplies, always operate the KISS 4U V2 EATX
systems with the protective cover available.
Please observe that the ON/OFF switch of the AC wide range redundant PSU (Fig. 24) does not disconnect
the KISS 4U V2 platform from the main power source. Even you turn off the system using the power button
(
Fig. 11, pos. 14) or the ON/OFF switch of this PSU, there is still a standby-voltage of 5 VSb on the
motherboard.
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