Acer AL2023 AL2023W Service Guide - Page 35

CHECKING THE POWER BOARD AND SCAN THE S/N AND P/B OF FLOW CODE. CHANGE THE JUMPER NUMBER OF P/B ACCORDING PANEL CONNECT THE P/B AND JUMPER CABLE WITH COLLOID MARK THE LOCATION AS LEFT SHOW WITH COLOR PEN PUT THE P/B TO THE PRODUCTION LINE GET THE SPEAKER AND CHECKING INSERT THE SPEAKER TO THE SINK OF MAIN BOARD CONNECT THE MIAN BOARD AND POWER BOARD PUT 1*PCS SPRING TO THE DVI SINK OF MIAN BOARD, AND PUT THE M/B AND P/B TO THE SHIELDING SETTLED SPEAKER AND PUT IT TO THE SHIELDING