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HCD-GRX9000/RX900
7-4.
BLOCK DIAGRAM – MAIN Section (1/2) –
MIC LEVEL
DBFB CONTROL
SWITCH
Q111
SPEANA
MIXING AMP
IC102
RESET SIGNAL
GENERATOR
IC502
CD-L
C
(Page 24)
(Page 26)
E
(Page 26)
F
(Page 29)
G
(Page 29)
PB-L
D
ST-L
A
(Page 22)
B
(Page 22)
R-CH
R-CH
05
FM/AM TUNER UNIT
VOLUME
CONTROL
CPU
INTERFACE
BASS BOOST
CONTROL
CIRCUIT
INPUT
SELECT
SOUND
CONTROL
CIRCUIT
GRAPHIC
EQUALIZER
CONTROL
CIRCUIT
67
R-CH
FEED BACK SWITCH
Q112
R-CH
R-CH
COMMAND
F OUT2
BUF
OUT2
VOL
IN2
+
R-CH
R-CH
+
+
+
68
2
58
RV750
MIC AMP
IC750 (2/2)
MUTING
Q113
LINE AMP
IC191
RESET
SWITCH
Q501
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC101
IN B2
IN C2
66
60 5
69
IN A2
IN D2
KEY IN2
KEY IN1
75
33 32 34
KEY OUT
DATA
CLOCK
LATCH
52 51 3
M62442-DATA
M62442-CLK
M62442-LATCH
10
X2
X501
5MHz
X502
32.768kHz
11
X1
13
XT2
14
XT1
BB B2,
BB A2
MIC IN
VOL OUT2
REC
A2
REC-L
N
(Page 31)
J
(Page 31)
(Page 31)
(Page 32)
(Page 32)
SPEANA
DATA, CLK
POWER
CD-POWER
REC
B2
• SIGNAL PATH
: CD PLAY
: TAPE PLAY
: RECORD
: TUNER (FM/AM)
: MIC IN
+5V
MUTING
Q191
R-CH
R-CH
57
42
MUTING CONTROL
SWITCH
Q571, 572
41
100
2
16
15
6
36
40
J101 (2/2)
MD/VIDEO
(AUDIO) OUT
J191
SUPER WOOFER
R
L
J101 (1/2)
J751
R
MIX MIC
MD/VIDEO (AUDIO) IN
L
ST-L
FM ANT
FM ANT
AM ANT
AM ANT
ST-R
ST-MUTE
STEREO
TUNED
ST-DIN
ST-DOUT
ST-CLK
ST-CE
ANTENNA
FM 75
Ω
AM
38, 39
DBFB-H/L
CD-POWER
POWER
IIC-CLK
IIC-DATA
CLK
DATA
68
ST-CE
65
ST-CLK
66
ST-DIN
67
ST-DOUT
69
TUNED
70
STEREO
72
ST-MUTE
ST-CE
ST-CLK
ST-DIN
ST-DOUT
TUNED
STEREO
ST-MUTE
(HCD-RX900)
(HCD-RX900)
STK-MUTE
LINE-MUTE
F-RELAY
AC-CUT
RESET
1
RESET
H
(Page 29)
STK-MUTE
FEED-BACK
L-CH
I
(Page 30)
RELAY
SYSTEM CONTROLLER
IC501 (3/3)
56
55
K
L
M
46
5
(HCD-GRX9000)
MIC AMP
IC750 (1/2)
– 27 –
– 28 –
Содержание HCD-GRX9000
Страница 2: ... 2 ...
Страница 7: ... 7 ...
Страница 19: ... 19 Adjustment Location BD BOARD Conductor Side IC103 CNU102 IC101 IC I02 RF FOK VC FEO TEO GND CNU101 ...
Страница 45: ...7 27 PRINTED WIRING BOARD HP Section See page 20 for Circuit Boards Location Page 51 67 ...
Страница 46: ...7 28 SCHEMATIC DIAGRAM HP Section Page 56 68 ...
Страница 49: ... 73 7 31 PRINTED WIRING BOARD TRANSFORMER Section See page 20 for Circuit Boards Location Page 51 Page 70 ...