Hitachi D-E25 - Schematic Diagram

D-E25 |
SCHEMATIC DIAGRAM
QIL
Q2L
Q3L
Q4L
ICILR
(172)
DIL
D2L
Q5L
D4
aq
IC2L
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2SCI740LN-E
2SCI7T4OLN-E
2SCI740LN-E
2SCI740LN-E
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RDS.IEB
2SCI7T40LN-E
2SCI740LN-E
SLB-
MIC AMP PRE AMP PRE AMP LINE AMP DOLBY NR DOLBY RECT. DOLBY RECT. RECORDING AMP VOLTAGE VOLTAGE METER AMP ~ SWITCHING HEADPHONE MUTING
STAB. STAB. So AMP
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When beats are generated due to
the bias oscillator circuit during
AM broadcast reception, install
8 270pF capacitor in parallel
with C89 to drift the bias
oscillator frequency by approx.
2 kHz.
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