SAN JOSE, Calif.--Sony Corp. said manufacturing operations partially resumed Wednesday (April 6) at its Sony Shiroishi Semiconductor Inc. laser diode manufacturing facility in Japan's Miyagi prefecture, one of 10 Sony manufacturing facilities that was idled after sustaining damage in the March 11 earthquake.
Operations resumed or partially resumed at several other Sony sites last week, the company said. Of the 10 facilities that had been knocked off line following the earthquake, two remain idle—the Tagajyo plant in Miyagi prefecture, which produces magnetic tapes, Blu-ray discs, and other products, and the Motomiya plant in Fukushima prefecture, which produces lithium lion batteries.
The Tagajyo plants is currently undergoing cleaning and damage inspection, Sony said. The company offered no timetable for the Tagajyo plant's return to production.
Manufacturing operations at the Motomiya lithium-ion battery plant are scheduled to gradually resume operations by the end of April, Sony said. .
On March 14, operations at ten Sony sites and facilities were suspended as a result of damage caused by the earthquake, tsunami and related power outages.
Then, on March 22, manufacturing operations at three of these sites were resumed or partially resumed.
As of April 6, manufacturing operations at five other sites have also resumed or partially resumed. Here's the latest from Sony:
•Sony Manufacturing Systems Corp., Kuki Plant, Saitama Prefecture; (Surface mounting equipment-Resumed on March 15).
•Sony Chemical & Information Device Corp., Kanuma Plant, Tochigi Prefecture; (Bonding materials, optics materials-Partially resumed on March 15. Further expanded operations on March 23).
•Sony Energy Devices Corp., Tochigi Plant, Tochigi Prefecture; (Lithium ion secondary batteries-Partially resumed on March 22).
•Sony Chemical & Information Device Corp., Tome Plant, Miyagi Prefecture; (Optical devices, IC cards-Nakada Site- Partially resumed on March 28; Toyosato Site-Partially resumed on March 28).
•Sony DADC Japan Inc., Ibaraki Facility, Ibaraki Prefecture; (CDs, DVDs-Partially resumed on March 28).
•Sony Energy Devices Corp., (Lithium ion secondary batteries, Koriyama Plant, Fukushima Prefecture-Partially resumed on April 1; Motomiya Plant, Fukushima Prefecture-Scheduled to gradually resume operations by the end of April 2011).
•Sony Shiroishi Semiconductor Inc., Miyagi Prefecture (Semiconductor lasers-Partially resumed on April 6).
•Sony Chemical & Information Device Corp., Tagajyo Plant, Miyagi Prefecture (Magnetic tapes, Blu-ray discs-Currently undergoing cleaning and damage inspection.)
''As also announced on March 22, 2011, manufacturing operations at certain manufacturing sites that were not directly damaged by the earthquake and tsunami have been adjusted in response to planned power outages and the availability of necessary raw materials and components,'' according to Sony.
''While the situation varies according to product, Sony is responding to fluctuations in material or component supply by adjusting production levels at the five sites announced on March 22, 2011, and also at certain other domestic and overseas manufacturing sites from time to time. However, as of April 6, 2011, none of those sites has been required to fully suspend operations,'' according to Sony.