Block Diagram - Amp Section - Sony HCD-NXM2D Service Manual

7-6. BLOCK DIAGRAM – AMP SECTION –
FL
FR
TUNER/TAPE DECK
E
SECTION
(Page 33)
SW
DBFB FEED BACK
STK MUTE
FRONT RELAY
TUNER/TAPE DECK
SW RELAY
F
SECTION
PROTECT
(Page 33)
HP SW
FAN CTL
FAN
HCD-NXM2D
CN501
18
R-CH
19
-PRE
8
Q503
-VH
-VH
SUPP
D501
Q507,508
CN508
STK
MUTE
SWITCH
Q858-861
FAN
MOTOR
DRIVE
IC501
POWER AMP
10
11
Q505
OVER
LOAD
DETECT
22
21
Q506
+PRE
OVER
9
LOAD
Q501,502
DETECT
TEMP
+VH
DETECT
D507
Q868,869,890
Q854
MUTE
MUTE
CONTROL
SWITCH
Q854
IC850
OVER CURRENT PROTECTER
1 OCP
4
CT
3 OUT
VP
2
35 35
Q509
RELAY
DRIVE
RELAY
DRIVE
Q850-852
SPEAKER
PROTECT
RELAY
DRIVE
• R-ch is omitted due to same as L-ch.
• Signal path
F
: AUDIO
HCD-NXM2D
TM502
FRONT
L
R-CH
R
SPEAKER
OUT
SUB WOOFER
Q510
J1063
R-CH
PHONES