Power Section (Lx8 Model) - Sony HCD-LX7 Service Manual

HCD-LX7/LX8
– POWER SECTION – (LX8 model)
J801
MIX MIC
J802
GUITAR
MAIN 1 DBFB
G
SECTION
(Page 20)
F-RELAY
MAIN 1
E
SECTION
L-CH IN
(Page 20)
MAIN 2
L
SECTION
EVER +5V
(Page 21)
HP-MUTE
MAIN 2
I
SECTION
STK-POWER
(Page 21)
PROTECT
• R CH : Same as L ch
• SIGNAL PATH
: FM
09
MIC AMP MIC VOLUME
IC850 (1/2) RV850
GUITAR AMP
GUITAR LEVEL
IC852 (2/2)
RV851
POWER AMP & VOLUME CONTROL
IC801
18 11
VOLUME
CONTROL
6 3 4
PROTECT
VOLUME
DC AMP
CONTROL
Q433-434
D802, 852
THERMAL L-CH THERMAL
SENSOR PROTECT SWITCH
D804
Q831-832 Q801
TH831
MUTE
CONTROL
Q834
HEAD PHONE
MUTE
Q833
MUTE MUTE
DRIVE SWITCH
Q804 Q803
SWITCH
VF (–35V)
Q904
MIC AMP
IC850 (2/2)
GUITAR AMP
IC852 (1/2)
R-ch
RY401
RELAY
DRIVER
Q401-402
LATCH
DRIVER
Q432
LATCH PROTECT
DRIVER SWITCH
Q437 Q431
PROTECT
SWITCH
Q439
+UNREG. 12V
UN +10V
UN –10V
+VH AC-L
RECT
–35V REG
D831 AC-L
Q903
22 22
DISPLAY
K
MIC-SIG SECTION
(Page 24)
MAIN 1
C
SECTION
MIC-SIG
(Page 20)
J803
PHONES
MAIN 2
HP.SW H
SECTION
(Page 21)
FAN DETECTOR
FAN DET
D405
TM401
L
FRONT
R-CH
R
MUTE
SW
Q805
POWER
TRANSFORMER
T951
VF
VF
RECT
D833-836
EXCEPT MX,AUS
240V
VOLTAGE
RECT
SELECTOR
D841-844
EXCEPT
MX,AUS
JW971
230V
120V
F951
RECT
EXCEPT
D832
MX,AUS
VS901
AC
IN