I can't get 3 day's guid on DRT400

[Jack7777]

Hello there
I can't get the 3 day's guid on DRT400 ,,,when I presse the Guid the Tivo reboot .
Is it Hard disk problem?
Any Help ,,I thank you
Jack

[Jack7777]

Hello there
I can't get the 3 day's guid on DRT400 ,,,when I presse the Guid the Tivo reboot .
Is it Hard disk problem?
Any Help ,,I thank you
Jack

[lafos]

If you're referring to the three day guide data that's part of TiVo basic, the Humax DVD units do not qualify. Do you have a subscription?

[Jack7777]

Thank you verry much
Ise hellinas?