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Cat 3850 Fails to Boot and doesn't go to ROMMON !

jnharvey
Level 1
Level 1

Hi All

Looking for some help with a 3850-48P switch. 

I went to upgrade the IOS to a later version and after going thru upgrade procedure and reloading switch, it now fails to boot.

Furthermore to this it will not even boot to ROMMON mode..

Tried using Mode button several times at different intervals( some people indicate the time held in can be longer that recommended)

Wondering if anyone knows what is going on here or seen this behavior before?

Console outputs the following several times then halts, and All LEDS are on with ACTV, XPS, S-PWR being amber all others are green.

 

ÿÿÿÿÿÿÿÿÿÿÿBAUD=9600

BOOT=flash:packages.conf

BSI=0

CFG_MODEL_NUM=WS-C3850-48P-S

CLEI_CODE_NUMBER=IPMW700ARB

DEFAULT_ROUTER=10.1.1.1

ECI_CODE_NUMBER=466864

EI_NOPROG=1

IP_ADDR=10.1.1.31/255.255.255.0

LINUX_CMDLINE=rw console=ttyS0,9600,n8

LINUX_COREMASK=15

MAC_ADDR=88:90:8D:6D:E6:00

MANUAL_BOOT=no

MODEL_NUM=WS-C3850-48P

MODEL_REVISION_NUM=S0

MOTHERBOARD_ASSEMBLY_NUM=73-14442-10

MOTHERBOARD_REVISION_NUM=A0

MOTHERBOARD_SERIAL_NUM=FOC1913055L

POE1_ASSEMBLY_NUM=73-14095-01

POE1_REVISION_NUM=B0

POE1_SERIAL_NUM=FOC1911264A

POE2_ASSEMBLY_NUM=73-14095-01

POE2_REVISION_NUM=B0

POE2_SERIAL_NUM=FOC19112626

RECOVERY_BUNDLE=sda9:cat3k_caa-recovery.bin

STKPWR_ASSEMBLY_NUM=73-11956-08

STKPWR_REVISION_NUM=B0

STKPWR_SERIAL_NUM=FOC19120020

SYSTEM_SERIAL_NUM=FOC1913U026

TAN_NUM=800-37564-03

TAN_REVISION_NUMBER=B0

TEMPLATE=advanced

TERMLINES=0

USB_ASSEMBLY_NUM=73-12923-05

USB_REVISION_NUM=C0

USB_SERIAL_NUM=FOC191155JU

VERSION_ID=V04

SWITCH_NUMBER=2

RANDOM_NUM=1487656530

ABNORMAL_RESET_COUNT=0

ÿÿÿÿÿÿÿ0

 

then repeats about 4 times.....

 

regards

Jeff

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