Acer B223PWL Acer B223PWL and V223PWL Monitor Service Guide - Page 26

24 4. Assembly and Disassembly Procedures 4.1 Assembly Procedures for B223PWL: S1 Prepare a main board, a power board, and some essential cables. Connect every cable as the below picture S2 Prepare a speaker and a MAINFRAME. And then assemble speaker to MAINFRAME. Put the cable through the hole as below picture remarked in yellow circle. Pull the speaker rubbers to fasten them as below picture. Turn over the circuit boards, use a Philips-head screwdriver to tighten six screws(remarked in red circles) S3 till the power board and main board with MAINFRAME are firmly attached.