Panel Pwb (Including Lcd); Side Cover 3 (L) - Brother HL-3450CN Service Manual

CHAPTER 7 DISASSEMBLY & RE-ASSEMBLY
4.2.2

Panel PWB (including LCD)

(1) Remove the shoulder screw SP4x9* (1 pc.) from the panel case assembly and
disconnect the connector.
(2) Remove the set screws BT3x8 (4 pcs.) from the panel PWB and remove the panel shield
plate, PWB, LCD and panel button from the panel case assembly.
* The screw securing the panel case assembly is unique.
Panel case
assembly
NOTE:
When disassembling the panel PWB, be sure you do not to lose the earthing plate hooked
onto the panel shield plate. Ensure it is fitted correctly during re-assembly.
4.2.3

Side cover 3 (L)

(1) Remove the set screw BT4x10 (2 pcs.) of side cover 3 (L).
(2) Slowly pull up the side cover 3 (L) and release the hook from the front of the upper cover
(top cover 3).
Panel case
Panel button
Panel PWB
Panel shield plate
LCD PCB
Fig. 7-29
Fig. 7-30
7-24
(hook)
Side cover 3 (L)