29
29
HCD-GNZ55D
HCD-GNZ55D
6-3. BLOCK DIAGRAM — MAIN SECTION —
FRONT L
DOWNMIX L
R–CH
FRONT L
ADC RESET
DBFB FEED BACK
INIT
NSP MUTE
SOFT MUTE
DATA
CLK
RST
DATA
LAT
LAT
CLK
RST
8
DO
6
DI
7
CL
9
CE
1
TUNED
R–CH
FM 75
Ω
COAXIAL
DIN
DOUT
CLK
CE
TUNED
ST A+9V
5
LCH
3
RCH
4
+9V
MUTE CONTROL
Q301,302
MUTE
Q175
MUTE CONTROL
Q110,111
MUTE
Q166
MIC AMP
IC1401 (1/2)
DVD/CD MUTE
CONTROL
Q307,308
REC/PB AMP,
SOUND CONTROL
IC101
MUTE
Q238
MUTE
Q237
DBFB
FEED BACK
Q101
AM
TU901
ANTENNA
J1400
MIC
R-CH
PB
HEAD
HP901
BIAS OSC
Q112
T101
ERASE
HEAD
REC/PB
HEAD
R-CH
BIAS+9V
Q107–109
HRPE901
(DECK B)
(DECK A)
TAPE
B TRG CONTROL
Q118,119
CAP CONTROL
Q120,121
A TRG CONTROL
Q122,123
V
J1900
VIDEO SIGNAL SELECT
IC1800
VIDEO
OUT
D–LIGHT
SYNC OUT
J506
Q154,
155
Q113,114
SIGNAL IN/OUT CONTROL
IC403
• Signal Path
: TUNER
: AUDIO
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
: VIDEO
• R-CH is omitted due to same as L-CH.
1
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299