541 - Operates on battery? Operates on battery? Yes Go to 1544 - 546 - Done - Complete, Notes: 547 No Go to 1551 - 542 - Replace Battery - Formal Procedure, Notes: 1536 Step Reference Number 1.12 Note 1540 - Disconnect charger from BT-DU3. Power on the BT-DU3. Does instrument power ON...
