Hitachi D-900 Serviceanleitung Seite 13

D-900
SCHEMATIC DIAGRAM (AMP. SECTION)
a a a GC mS Na ae aa aa aa a ee —_——— OPERATING
gee ee
:
Sok ae era ~) REMOTE CONTROL
JACK
LINE_IN RISL aay
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ney, . liom
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RECORO
LINE (C, AU)
INE / DIN(W,8S, FS
P33
fh) —. REC HEAD
V H2R
(S2—(3): Ren)
om
proc
RIS! C187
33K 10/1 45
oy
To cut off ou Reh
with ree
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al
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P27 P264 |
+ + |
P28O P28¢)
Pray, REC.
[— 7
REC tov in REC. |
1. Biles circut operotes
2. Rec. muting
| releases. |
3. "REC", "iNPUT™
| indicotors light
+311. indicator circult
+5V power
{ 2. To mute oufput
just after power
[oN
RI73 R174
tooK 3.3K
CONTROL CIRCUIT |
To prevent "source"|
i PLAY" light-out RIL oor oe
PAUSE 4» with PAUSE
| all
|
|
PLAYBACK HEAD |
. To release Rec./ | O-~Rch RGQL —-RBIL
330K
_ Play muting i
PLAY [2. To operate non-stabitizing
7 wees -