541 - Operates on battery? Operates on battery? Yes Go to 559 - 546 - Done - Complete, Notes: 547 No Go to 560 - 956 - Contact Expert Support - Incomplete, Notes: 548 Step Reference Number 1.18 Note 549 - افصل الشاحن عن الجهاز، ثم شغّل الجهاز. هل يعمل الجهاز؟
