Yamaha K-1020 Service Manual page 2

2.
K-ro2()
I TO SERVICE PER,SONNET
Cnt i cal Com ponents I n for ma ti o n.
Com ponent s hav i ng sp e cia l c h ar ac te r i sti c s a r e ma r k e d '
an d m us t be repl ac e d with p a r ts h a vi n g s p ec i f i ca ti o n s equa l
t o thos e or i ginal l y i nstal le d.
Le ak age C urrent M easu re m en t ( F o r l 2 0 V M od e l On lv )
W hen s erv i ce has bee n co m pl e te d , i t i s i mp e r a r iv e ih a t y o,
v er i fy t hat al l expo se d co n d u c tiv e s u r fa ce s a r e p r o per l y
ins ul ated from suppl y circu its.
M eter i m pedanc e shou ld b e e q u iv a le n t to 1 5 O0 o h m s h unr eo
by 0.1 5r F
Le akage c urrent mus t no t exce e d 0 .5 m A.
B e s ur e to tes t for l eaka g e with t h e AC p l ug i n tjo t h po l a Irr es.
I REAR PANELS
U.S.A. & Canadian models
General model
British & Australian models
European model
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