LG LFXS28566 Series Technical Manual page 63

Caution : Replace the PCB if it is listed in the table below on the left unless it was produced after the production
date listed in the table on the right. SW update Jig can then be used after PCB production date in the second
column of each table.
PCB Part
PCB Production date
number
EBR73093601
EBR73093602
EBR73093603
EBR73093604
EBR73093605
EBR73093606
EBR73093607
EBR73093608
EBR73093609
EBR73093610
EBR73093611
EBR73093612
EBR73093613
EBR73093614
December XX, 2014
EBR73093616
EBR73093617
Mark on PCB : 1412X
EBR73093618
X
EBR73093619
EBR73093620
EBR73093621
EBR73093622
EBR73093623
EBR73093624
EBR73093625
EBR73093626
EBR73093627
EBR73093628
EBR73093629
EBR73093630
EBR73093631
EBR73093632
Service Bulletin
PCB Part number Production date
EBR74796401
May XX, 2012
EBR74796402
EBR74796406
Mark on PCB : 1205XX
EBR74796411
EBR74796403
December XX, 2014
EBR74796404
EBR74796405
Mark on PCB : 1412XX
EBR74796408
Page 8
Product : Ref
Bulletin # :CNZ201900235-04
Release Date : 2019.10.25
PCB Part number Production date
EBR77042504
December XX, 2014
EBR77042509
EBR77042510
Mark on PCB : 1412XX
EBR77042512
May XX, 2012
EBR77042502
EBR77042508
Mark on PCB : 1205XX
EBR77042501
EBR77042503
EBR77042505
EBR77042506
EBR77042507
EBR77042511
EBR77042513
EBR77042514 December XX, 2014
EBR77042515
EBR77042517 Mark on PCB : 1412XX
EBR77042518
EBR77042519
EBR77042520
EBR77042521
EBR77042522
EBR77042526
EBR77042527
EBR77042523
August XX, 2019
EBR77042524
EBR77042525 Mark on PCB : 1908XX