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HCD-M70
16
16
: TAPE PLAY
: REC
LIQUID CRYSTAL
DISPLAY
LCD801
LED DRIVE
Q807
DSG
D811
LED DRIVE
Q809
CD SYNC
D813
D801
D802
TU-L
TC-L
CD-L
REC-L
D814
(STANDBY)
LED DRIVE
Q808
TAPE
D812
LED DRIVE
Q805
LED DRIVE
Q806
CD
D809
TUNER
D811
+5V
REGULATOR
Q306
LED DRIVE
Q810, 811
CD +5V
+9.5V
REGULATOR
Q305
+9.5V
REGULATOR
Q301
TU-ON
CD-ON
RECT
D906 – 909
RELAY DRIVE
Q902
RECT
D902 – 905
+12V
REGULATOR
Q355
+5V
REGULATOR
Q901, 903
TUNER ON
SWITCH
Q303, 304
CD ON
SWITCH
Q307, 308
AMP +16V
AMP – 16V
D917
RECT
D910 – 913
WAKE UP
SWITCH
Q802, 803
POWER ON
MUTING
Q330
MUTING
CONTROL SWITCH
Q312, 313
D804, 805,
D807, 808
(LCD BACK LIGHT)
TU +9.5V
COM +8V
CD +8V
COM +12V
SW +5V
U-COM +5V
T902
MAIN POWER
TRANSFORMER
T901
SUB POWER
TRANSFORMER
RY901
(Singapore)
(EXCEPT Singapore)
(AC IN)
VOLTAGE
SELECTOR
S901
5V
S801 – 820
COM +12V
D309
MUTING
Q408, 409
MUTING
Q100
+
+
–
–
SJ301
L
R
SPEAKER
IMPEDANCE
USE 6 – 16
Ω
R-CH
R-CH
J301
R-CH
R-CH
R-CH
DC DETECT
Q310, 311
PHONES
R-CH
R-CH
SJ302
L
R
AUDIO IN
MD (VIDEO)
X800
32.768KHz
X801
4.19MHz
SIGNAL PATH
: TUNER (FM/AM)
: CD PLAY
: MD (VIDEO)
R-CH : R-ch is omitted due to same as L-ch.
POWER ON/OFF
RELAY DRIVE
Q902
TC +5V
+5V
REGULATOR
Q309
R-CH
6-3.
BLOCK DIAGRAM – MAIN Section –