Cisco AS5300 software-forced reload

I have a problem with my second hand AS5300. When I configure the “controller E1 0 pri-group timeslots 1-31”. it will automatic reload. below is my As5300 details. Any one can help me?

Cisco Internetwork Operating System Software
IOS ™ 5300 Software (C5300-IS-M), Version 12.2(5), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2001 by cisco Systems, Inc.
Compiled Tue 11-Sep-01 14:12 by pwade
Image text-base: 0x600089B0, data-base: 0x60F00000

ROM: System Bootstrap, Version 12.0(2)XD1, EARLY DEPLOYMENT RELEASE SOFTWARE (fc
1)
BOOTLDR: 5300 Software (C5300-IS-M), Version 12.0(20a), RELEASE SOFTWARE (fc1)

Leadtek_KL uptime is 7 minutes
System returned to ROM by bus error at PC 0x60027AEC, address 0x298 at 12:50:57
UTC Tue Jun 22 2004
System image file is “flash:c5300-is-mz.122-5.bin”

cisco AS5300 (R4K) processor (revision A.32) with 131072K/16384K bytes of memory
.
Processor board ID 21662886
R4700 CPU at 150Mhz, Implementation 33, Rev 1.0, 512KB L2 Cache
Channelized E1, Version 1.0.
Bridging software.
X.25 software, Version 3.0.0.
SuperLAT software (copyright 1990 by Meridian Technology Corp).
Primary Rate ISDN software, Version 1.1.
Backplane revision 2
Manufacture Cookie Info:
EEPROM Type 0x0001, EEPROM Version 0x01, Board ID 0x30,
Board Hardware Version 3.1, Item Number 800-2544-03,
Board Revision D0, Serial Number 21662886,
PLD/ISP Version 0.0, Manufacture Date 16-Jul-2000.
1 Ethernet/IEEE 802.3 interface(s)
1 FastEthernet/IEEE 802.3 interface(s)
4 Serial network interface(s)
4 Channelized E1/PRI port(s)
128K bytes of non-volatile configuration memory.
16384K bytes of processor board System flash (Read/Write)
8192K bytes of processor board Boot flash (Read/Write)

Configuration register is 0x2102

and the error is like :
02:05:00: %CSM-5-PRI: add PRI at slot 0, unit 0, channel 15 with index 0
Leadtek_KL(config-controller)#

%Software-forced reload

Buffered messages: (last 4096 bytes only)
duplex), with INMISS_OSK_24 FastEthernet0/23 (full duplex).
01:11:36: %CDP-4-DUPLEX_MISMATCH: duplex mismatch discovered on FastEthernet0 (n
ot full duplex), with INMISS_OSK_24 FastEthernet0/23 (full duplex).
01:12:36: %CDP-4-DUPLEX_MISMATCH: duplex mismatch discovered on FastEthernet0 (n
ot full duplex), with INMISS_OSK_24 FastEthernet0/23 (full duplex).
01:13:36: %CDP-4-DUPLEX_MISMATCH: duplex mismatch discovered on FastEthernet0 (n
ot full duplex), with INMISS_OSK_24 FastEthernet0/23 (full duplex).
01:14:36: %CDP-4-DUPLEX_MISMATCH: duplex mismatch discovered on Fast
ot full duplex), with INMISS_OSK_24 FastEthernet0/23 (full duplex).
01:15:36: %CDP-4-DUPLEX_MISMATCH: duplex mismatch discovered on FastEthernet0 (n
ot full duplex), with INMISS_OSK_24 FastE
%ALIGN-1-FATAL: Illegal access to a low address
addr=0x17BF, pc=0x60027AEC, ra=0x60027AE8, sp=0x61848180

Unexpected exception, CPU signal 10, PC = 0x60027AEC

$0 : 00000000, AT : 61630000, v0 : 00000001, v1 : 3E820800
a0 : 00000000, a1 : 0000FF00, a2 : 0000002F, a3 : 61500000
t0 : 00000020, t1 : 3400FF01, t2 : 34008700, t3
t4 : 0000002F, t5 : 3E800104, t6 : 00000400, t7 : 00000003
s0 : 000017AF, s1 : 00000045, s2 : 00001CFC, s3 : 00002000
s4 : 616BE1F0, s5 : 00000001, s6 : 00000000, s7 : 00000000
t8 : 61848038, t9 : 00000000, k0 : 00000000, k1 : 00000000
gp : 61639C60, sp : 61848180, s8 : 00000000, ra : 60027AE8
EPC : 60027AEC, ErrorEPC : A0000000, SREG : 3400FF03
Cause 00000014 (Code 0x5): Address Error (store) exception

-Traceback= 60027AEC 600293C8 6002F22C 60212E34 602142C0 603C00A8 6038C250

Is it the hardware problem ??