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HCD-GNX660
29
29
HCD-GNX660
7-4. BLOCK DIAGRAM – AMP SECTION –
(+)
(–)
IC500
STREAM PROCESSOR
SCLATCH 1
INIT
NSPMUTE
SCDT
SCSHIFT
R
L
FRONT
SPEAKER
(+)
(–)
FEED BACK
SWITCH
Q101
FEED BACK
SWITCH
Q151
(+)
(–)
IC600
STREAM PROCESSOR
DC DETECT
Q865, 866
IC650
POWER DRIVER
4
4
IC530
POWER DRIVER
4
IC550
POWER DRIVER
SUB
WOOFER
TM1500
DOUT1
R
R
L
L
XFSIIN
BCK1
LRCK1
SCLATCH1
SCLATCH2
SCDT
SCSHIFT
SCLATCH2
INIT
NSPMUTE
SCDT
SCSHIFT
DOUT2
XFSIIN
BCK1
LRCK1
43
39
PROTECT DETECT
Q840
X800
49.152MHz
LPF
LPF
LPF
LPF
LPF
LPF
INIT
SOFTMUTE
NSPMUTE
FAN DRIVE
M891
DC FAN
Q580,582,
Q584,585
UNREG
+12V
SOFTMUTE
SOFTMUTE
SW
SW
IC12
A/D CONVERTER
DOUT_2
LRCK
BCK
IC11
A/D CONVERTER
DOUT_1
LRCK
BCK
FRONT-L
SW
FRONT-R
XFSIIN
IC03
CLOCK GENERATOR
IC802
IC880
X001
12.288MHz
PHONES
J1401
DC DETECT
Q855, 856
DC DETECT
Q850, 851
HP MUTE
Q1400,1401
HP MUTE
Q1450,1451
MUTE SWITCH
Q486
: AUDIO
• Signal Path
-13
MAIN ON/OFF
DELAY
Q156, 157