Product Notifications

Engineering Change Notification

Public | Finalized Published: 7 December 2006 - Reference: 10_2006_ECN

Change of Audio controller chip

We would like to inform you about technical changes for our Maritime Rack Computer, Maritime Stand-alone Computers and Maritime Multi Computers (MMC) Series 1.
HT 205P4 STD-A1
HT B04PM STD-yy
HT B04CM STD-yy
JH 19T02 MMC
JH 23T02 MMC

HT 205P4 STD-A1

Additional information:

Change of Audio controller chip on the motherboard. Old model Realtek ALC650, new model ALC655.
The change should not implement any functional difference. Dependent on what driver used on todays solution, customers may have to update to newer driver.

Attached is link to PCN document for the Audio Chip Controller from our supplier. Type Numbers, Type Approvals and datasheets will remain unchanged.

Will be implemented during January 2006.

Contact:

For further enquiries regarding this Engineering Change Notification, please contact Support at Hatteland Technology AS.

Attachments:

PCN - Audio Chip (46.8kb)
pcn-alc650.pdf

Matching products online:

HT 205P4 STD-A1
HT B04PM STD-yy
HT B04CM STD-yy
JH 19T02 MMC
JH 23T02 MMC

Implemented by:

________________________________

Frode Grindheim
Technical Director
Hatteland Technology AS

Read and Understood by:

________________________________

(Your name)
(Your company)

Last revised: 13 October 2026