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Sony DTC-300ES Service Manual page 41

Digital audio tape deck

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-1
Note:
.
All capecitors are in pF unless otherwise noted. pF: ,rrrF
50WV or less are not indicated except for electrolytics
a n d t a n t a l u m s .
.
All resistors are in O and %W or less unless otherwtse
specif ied.
a
a
a
a
a
El
r fusible resistor.
- : B +
L i n e
r r r
: B -
L i n e
l _ l
: a d l u s t m e n t r o r r e p a r r
V o l t a g e
a n d w a v e f o r m s
a r e d c w i t h
r e s p e c t 1 o g r o u n d
u n d e r n o * i g n a l ( d e t u n e d ) c o n d i l i o n s
n o m a r k : P L A Y
(
) : R E C
V o l t a g e s a r e t a k e n w i t h a V O M ( l n p u t i m p e d a n c e 1 0 M Q )
V o l t a g e v a r i a t i o n s m a y b e n o t e d d u e t o n o r m a l p r o d u c -
t i o n l o l e r a n c e s
W a v e f o r m s a r e t a k e n w i t h a o s c i l l o s c o p e
V o l t a g e v a r i a t i o n s m a y b e n o t e d d u e t o n o r m a l p r o d u c -
t i o n l 0 l e r a n c e s .
C i r c l e d n u m b e r s r e f e r t o w a v e f o r m s
( S e e p a g e 4 3 )
S i g n a l p a t h .
D
: P B
p )
: R E C
D
:t]0
,4oæ
a
a
-
."ir.r" ioi*o. LocAnoN
I tl ial
l 0 r l
E J
ÏRANS'STOR BOARD
D I./O
BOARD
LPF BOARD
POWER BOARD
SERVO
POWER SW
BOARD
MD FLEXIBLE
BOARO
CONTROL SW BOARD
HP BOARO
cAssE- coM swl
BOARD
PIN JACK OUT BOARD
PIN JACK IN BOARD
ANALOGUE BOARD
AD BOARD
cAssE- coM
MOTOR EOARD
RF AMPLIFIER BOARD
DRUM DR'VE BOARD
BOARD
voL
REC
I
I
^
I
^ c l
CASSE-COM SW2 BOARD
I
--^r----------'
8LE:EIT
IN lR T€rcTER
- 38-
BOARO

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