#將交換機重啟運行BootRom程序，終端屏幕上顯示如下信息（以S3100V3-20TP-PWR-SI為例）
<H3C>
Starting......
Press Ctrl+D to access BASIC BOOT MENU
Booting Normal Extend BootWare....
********************************************************************************
* *
* H3C S3100V3-20TP-PWR-SI Switch BOOTROM, Version 143 *
* *
********************************************************************************
Copyright (c) 2004-2021 New H3C Technologies Co., Ltd.
Creation Date : Jul 15 2021, 14:58:11
CPU Clock Speed : 800MHz
Memory Size : 512MB
Flash Size : 256MB
CPLD Version : 001
PCB Version : Ver.A
Mac Address : 0440a931afac
#當顯示信息出現“Press Ctrl+B to access EXTENDED BOOT MENU...”時，鍵入<Ctrl+B>，係統將進入擴展BootRom主菜單。如果沒有及時鍵入<Ctrl+B>需要重啟設備重複之前操作。
Press Ctrl+B to access EXTENDED BOOT MENU...0
Password recovery capability is enabled.
注：當出現提示“Password recovery capability is enabled.”說明密碼恢複功能開啟。
密碼恢複功能開啟時，用戶可以使用擴展BootRom菜單中除選項5以外的所有菜單項，選擇7恢複出廠；
密碼恢複功能關閉時，不支持選擇7，選擇5恢複出廠；
EXTENDED BOOT MENU
1. Download image to flash
2. Select image to boot
3. Display all files in flash
4. Delete file from flash
5. Restore to factory default configuration
6. Enter BootRom upgrade menu
7. Skip current system configuration
8. Set switch startup mode
9. Set The Operating Device
0. Reboot
Ctrl+Z: Access EXTENDED ASSISTANT MENU
Ctrl+F: Format file system
Ctrl+P: Change authentication for console login
Ctrl+R: Download image to SDRAM and run
Ctrl+C: Display Copyright
Enter your choice(0-9): 7 //由於設備密碼恢複功能開啟，此處選擇7
The current setting will run with current configuration file when reboot.
Are you sure you want to skip current configuration file when reboot? Yes or No
(Y/N):Y //選擇Y跳過當前配置文件重啟
Setting...Done.
EXTENDED BOOT MENU
1. Download image to flash
2. Select image to boot
3. Display all files in flash
4. Delete file from flash
5. Restore to factory default configuration
6. Enter BootRom upgrade menu
7. Skip current system configuration
8. Set switch startup mode
9. Set The Operating Device
0. Reboot
Ctrl+Z: Access EXTENDED ASSISTANT MENU
Ctrl+F: Format file system
Ctrl+P: Change authentication for console login
Ctrl+R: Download image to SDRAM and run
Ctrl+C: Display Copyright
Enter your choice(0-9): 0 //此處選擇0重啟設備
Starting......
Press Ctrl+D to access BASIC BOOT MENU
Booting Normal Extend BootWare....
********************************************************************************
* *
* H3C S3100V3-20TP-PWR-SI Switch BOOTROM, Version 143 *
* *
********************************************************************************
Copyright (c) 2004-2021 New H3C Technologies Co., Ltd.
Creation Date : Jul 15 2021, 14:58:11
CPU Clock Speed : 800MHz
Memory Size : 512MB
Flash Size : 256MB
CPLD Version : 001
PCB Version : Ver.A
Mac Address : 0440a931afac
Press Ctrl+B to access EXTENDED BOOT MENU...1 0 0
Loading the main image files...
Loading file flash:/s3100v3_si-cmw710-system-r6333.bin..........................
..........................Done.
Loading file flash:/s3100v3_si-cmw710-boot-r6333.bin.........Done.
Image file flash:/s3100v3_si-cmw710-boot-r6333.bin is self-decompressing........
................................................................................
................................................................................
................................................................................
................................................................................
..........................................................................Done.
System is starting...
Cryptographic algorithms tests passed.
Configuration file is skipped.
Performing automatic configuration... Press CTRL_C or CTRL_D to break.
Automatic configuration attempt: 1.
Not ready for automatic configuration: no interface available.
Waiting for the next...
Automatic configuration attempt: 2.
Not ready for automatic configuration: no interface available.
Waiting for the next...
Automatic configuration attempt: 3.
Not ready for automatic configuration: no interface available.
Waiting for the next...
Automatic configuration attempt: 4.
Not ready for automatic configuration: no interface available.
Waiting for the next...
#按“CTRL+C”或者“CTRL+D”停止
Automatic configuration is aborted.
Line aux0 is available.
#按回車鍵進入設備命令行
Press ENTER to get started.