PC-MM1-H3E has a network boot function. You should be enable NETWORK-BOOT your MURAMASA at BIOS SETUP, and prepare for the Server(DHCP-server, TFTP-server)

• DHCP-Server setup
  
  Please install the dhcp package to the Server. Edit configure file(/etc/dhcpd.conf). It is an example below.

  host hostname {
    hardware ethernet aa:aa:aa:aa:aa:aa;
    fixed-address 192.168.1.2;
    option domain-name-servers 192.168.1.21;
  ## for network boot
    next-server 192.168.1.1;
    filename "/tftpboot/pxelinux.0";
  }
  

  Please restart the dhcp daemon.
• Get netboot.tar.gz (ftp://ftp.jp.debian.org/debian/dists/stable/main/installer-i386/current/images/netboot/netboot.tar.gz) , and setup TFTP-Server.
  Expansion netboot.tar.gz archive at "/tftpboot".

  $ cd /tftpboot
  $ tar zxvf netboot.tar.gz 
  

  Please install the tftpd package(atftpd) to the Server. Edit configure file(/etc/inetd.conf). It is an example blow.

  "tftp  dgram  udp  wait  nobody  /usr/sbin/tcpd  /usr/sbin/in.tftpd /tftpboot"
  

Please restart the inetd daemon.
• Boot up linux-installer via network.
  Power on the MURAMASA, and boot up linux-installer.
  Take the normal install process via network.

• Debian GNU/Linux Install Guide (4.6 Preparing Files for TFTP Net Booting)