NEC PX-50XM4 series Service Manual page 340

26. WIRING
(1)CLASS A
PX-50XM4 Series (CLASS A) Wiring Diagram
PX-50XM4J
PX-50XM4A
PX-50XM4W
PX-50XM4GS
Fix the surplus part of Fan together with TM and TR.
Pass PV,TM,FA and FB.
Pass AU.
Pass AU and PV.
Pass AD.
Pass PV,TM,FA and FB.
Pass PM and PN.
AD
Fix the AD with
Pass SW and AD.
Wound Lug
LD
Fix the surplus part of LD.
PARTS NAME
EDGING SADDLE(EDS-1208U) 29C00461
CLAMPER,WIRE(D11.5)
CLAMP(WS-2W-V0)
CLAMP(MWC-2S)
CCD board of PX-50XM4A : Try to push the bush rivet CCD board of PX-50XM4A : Try to push the bush rivet
and the connector to check for the freedom from floating. and the connector to check for the freedom from floating.
(Caution) "Turns" in the illustration below denotes the number of cable turns to be wound
(Caution) "Turns" in the illustration below denotes the number of cable turns to be wound
around the ferrite core. (Example) 3 turns
around the ferrite core. (Example) 3 turns
Pass 2 turns of TM.
Pass PV only.
Pass PV and AU.
x2 Pass PV and AU.
FA
AU PV
FB
TM
PM
AD
Label side
AD
PN
Pass 2 turns of PA only.
SW RS
PW
AC
Pass RS and PW.
RS
x2
PA
Pass PA,AU and SW.
PW
LD
Pass PW. Pass PW. Pass AU.
Pass AU.
Pass PW.
PANTS NO. Q'TY
5
24281251 1
16
29C01421
16
29C01401
3 turns of a cable wound around.
→
3 turns of a cable wound around.
→
x2
Pass PH and PD.
x2
TM
TR
Pass
PH/PD.
TR TS
Pass TM,TR
and FAN.
Pass TS and FAN.
PV
PH PD
PM
x2
PN
Pass TS and FAN.
PA
Pass PA.
Pass PM and PN only.
x2 Pass PM,PN and AU.
It is made for a SW cable
not to approach AC INLET.
Pass PA,AU and SW.
Fix the AC with
Wound Lug Pass GND,AC and SW.
Pass GND and AC.
AU
Pass SW.
Pass 2 turns of AU. Pass 3 turns of GND.
PARTS NAME PANTS NO.
29C01471
LUG(L60)
FERRITE CORE ZCAT2032-930 6S170005
CORE,FERRITE SFT-72SNB 6S170003
FERRITE CORE ESD-R-19 6S170007
7-31
x2 Pass TS.
Fix the surplus
part of SW.
TS
x5 Pass TS and SW.
Pass the SW through
the groove.
SW
AC INLET
Q'TY
GREEN(GND)
2
6
BROWN
4
1
BLUE
CONFIDENTIAL