H3C S7603-S-6708P09交换机是否支持直流电源输入？

H3C S7603-S-6708P09交换机是否支持直流电源输入？

使用display power无法查看电源型号，产品文档也没有相关描述，如果支持该如何使用？

<CD_DJY_DZDJF_7603S_1>display version H3C Comware Platform Software Comware Software, Version 5.20, Release 6708P09 Copyright (c) 2004-2014 Hangzhou H3C Tech. Co., Ltd. All rights reserved. H3C S7603-S uptime is 27 weeks, 1 day, 14 hours, 41 minutes MPU(M) 0: Uptime is 27 weeks,1 days,14 hours,41 minutes H3C S7603-S MPU(M) with 1 BCM1122 Processor BOARD TYPE: LSQ1CGP24TSC DRAM: 512M bytes FLASH: 64M bytes NVRAM: 512K bytes PCB 1 Version: VER.A Bootrom Version: 500 CPLD 1 Version: 002 CPLD 2 Version: 002 Release Version: H3C S7603-S-6708P09 Patch Version : None Slot 1 Without Board LPU 2: Uptime is 27 weeks,1 days,14 hours,39 minutes H3C S7603-S LPU with 1 XLS408 Processor BOARD TYPE: LSQ1TGS8SC DRAM: 1024M bytes FLASH: 0M bytes NVRAM: 0K bytes PCB 1 Version: VER.B Bootware Version: 518 CPLD 1 Version: 001 Release Version: H3C S7603-S-6708P09 Patch Version : None

<CD_DJY_DZDJF_7603S_1>display device manuinfo Chassis self: The operation is not supported on the specified chassis. Slot 0: DEVICE_NAME : LSQM1CGP24TSC3 DEVICE_SERIAL_NUMBER : 210231A0B9B15A000008 MAC_ADDRESS : 3897-D610-0085 MANUFACTURING_DATE : 2015-10-29 VENDOR_NAME : H3C Slot 2: DEVICE_NAME : LSQM1TGS8SC0 DEVICE_SERIAL_NUMBER : 210231A0E8B15B000048 MAC_ADDRESS : NONE MANUFACTURING_DATE : 2015-11-09 VENDOR_NAME : H3C Power 1: The operation is not supported on the specified power. Power 2: The operation is not supported on the specified power. Fan 1: The operation is not supported on the specified fan.