Another E5810A which is not working needs to be repaired.
Searching any debug output on P701 was not sucessfull. But debug output is on RS232 interface

speed 9600

VxWorks System Boot
Copyright 1984-1998 Wind River Systems, Inc.
CPU: Agilent Technologies P1000, 405GP Rev. E
Version: 5.4.2
BSP version: 1.6/0
Creation date: Mar 15 2002, 14:16:48
Press any key to stop auto-boot...
7
6
5
4
3
2
1
0
auto-booting...
boot device : em??
unit number : 0
processor number : 0
host name : agmbest06
file name : E5810_mt_01_09
inet on ethernet (e) : 192.168.1.101
host inet (h) : 192.168.1.100
gateway inet (g) : 192.168.1.1
user (u) : boot
ftp password (pw) : boot
flags (f) : 0x0
target name (tn) : jetscreamer
Can not load boot file!!
Boot mode: 0x00000100
Processor version: 0x40110145
Enabling instruction cache
Setting ROM speed
Testing on chip RAM
Board Config Reg: 0xC535
Configuring LAN hardware
Enabling 25Mhz Timer Clock
Processor clock frequency: 0x0BCD3800
Agilent Technologies P1000
Micro Boot version A.02.02
Built Sep 30 2002, 16:15:49
Chip Strapping Reg: 0x6AB28800
GPIO Input Reg: 0x7B7FBF00
Not PCI Monarch
SDRAM Size: 0x04000000
Testing SDRAM access
Enabling data cache
Testing SDRAM
Testing LAN hardware
Testing the MII interface
Testing USB
USB RevID: 0x11
Searching for boot code
Boot from 0xFFFB0000 ()? y/n
when pressing n dialog ask for
Searching for boot code
Boot from 0xFFFB0000 ()? y/n
Boot from 0xFFF00000 (P1000 vxWorks)? y/n
Boot from 0xFFA00000 (A.01.09 )? y/n
Boot from 0xFF800000 (A.01.09 )? y/n
after that units seems to boot correctly, LCD is working but it is unable to obtain DHCP address