Janome 8050 Service Manual page 25

replaCiNg the eleCtroNiC CompoNeNts
CirCuit board-a (1)
to remove:
1. Remove the fRont coveR. (See pageS 6 – 7)
2. pull out connectoRS fRom the ciRcuit boaRd-a.
3. Remove the ScRewS (6pcS.) and the ciRcuit boaRd-a.
to attaCh:
1. follow the above pRoceduReS in ReveRSe.
Note:
do not diSconnect the connectoRS by pulling on coRd.
to diSconnect, gRaSp the connectoR, not the coRd.
SetScRewS
*if the SeRial numbeR of the machine fallS in the Range of 040070686 to
040071485, the Switching RegulatoR Should alSo be Replaced with a new one
(#808510006).
ciRucit boaRd-a
SetScRewS
040 0706 86
q
SetScRewS
23
ciRucit boaRd-f
connectoR
ciRucit boaRd-l
connectoR