TECHNICAL BULLETIN

No: LCD2008-12 1 Page Ref: WU122208 Product: LCD TV Date: 12/22/2008 Models: 32CV510U, 32RV530U, 37CV510U, 37RV530U, 42RV530U, 46RV530U, 52RV530U, 52RV53U, 40XF550U, 46XF550U, 52XF550U, 42XV540U, 46XV540U and 52XV540U

Product Safety Precautions: Product Safety Precautions are described in the Toshiba service manual(s) for models covered in this bulletin. All safety precautions and checks shall be complied with before returning the equipment to the customer. Servicers who defeat safety features or fail to perform safety checks may be liable for any resulting damages and may expose themselves and others to possible injury.

Application: The information contained in this bulletin applies only if you encounter the

symptom(s) listed below. Symptom: Intermittent loss of audio using certain cable converters, satellite receivers or

set top boxes connected using HDMI. Cause: Incompatibility between the TV and the HDMI accessory devices. Solution: Upgrade firmware to version 46 or above. This firmware may be updated by

the consumer and requires no service intervention. The firmware consisting of an SD Media card with firmware programmed to the card may be acquired using Part Number 2008ASEN046.

Toshiba America Consumer Products LLC.

1420-B Toshiba Dr. Lebanon, TN 37087

www.tacpservice.toshiba.com/tacp

© 2008 Toshiba America Consumer Products, LLC. Page 1