Hitachi D-980U Service Manual page 22

SCHEMATIC DIAGRAM (AMP./CONTROL SECTION)
-
For W, BS,
FS, AU
o6
2SCr740
DCCS 4OOHz
OSC
or5 0r4
0il4L
Dr24 lctL tc3L
otL
HBl6
IS2473
2SK68Aì
lÌU-g
HA|4O6
HA|4O6
2SC458LG
Q3L
2SC45aLG
LINE AMP
orooL ororL
0ro2L
oro3L
tc4
Q4L
25D467
SWITCHING
Dl@L
DIOrL
tN34A
tS?473
or3
015
ts2473
ZSC\7Q
BACK CURRENT SWTrcEING
CHECK
l--
-
-
SWITCHING
HEADAMP
fE-Fì
^Jt
t-----
mre9l
L".E-
HEADAMP
VOLT
MIC/DIN
HEAD AIVIP I\4CIDIN
AMP
-STAB -
SWITCHING SWITCHING
LINE
AIV]P
SWÌTCHING
PLAY
FCR
DOLBI
FOR
RECT
22K
t-'
I
I
I
tt [.
0.5
LCI
L
--------t
-::'-
?=
::\
I
I
I
L
CIL,-
Drz,Dl?-7
DrO,
9
ts2473
1S?a'=
SWITCHING
SWITC-'.:
o30l
1s2473
SWITCHING
rc300
FAt200r
MOOE
CONTROL
0r23L
ts2473
RECT
LED3OO LECBOI
LfD3O2
D3@
GL-3P
GL_3P
GL-
3P
52473
'PAuGE" "REC"
"PI-AY"
RECT
-22
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