11-4
11-4
1.5 Block Diagram RX
RECEIVER / FRONT END
S1
RECEIVER / BACKEND
S2
F741
F724
F712
F728
F702
F745
F729
F713
F725
F742
SAW
FILTER
1602
- PLL -
16
7
+5V
10,7MHz
1706
1707
7707
BF520
7050
PIC12C508A
STEREO
TUNED
11
1
30
7706
7705
1730
19
17
7
6
7
R
L
1
5
5
9
3
8
5
1
+5V
+10V
+8V
13
6751
3766
2703, 3727
2702, 3728
- EXPANDER -
MUTE
MUTE
+10V
POWERSAVE
7755
7784
7789
7790
LA931
DE-EMPH.
7770
SA572D
7780
NJM4565M
∆
G
RECTI-
FIER
18
7
16
8
12
20
L
L
L
R
R
R
21
1710
DET
ADJ.
3741
MUTE
LEVEL
ADJ.
3743
SLIDING
STEREO
ADJ.
7710
LA1836M
1765
6710
1
2
3
4
5
6 programmed
for 433 MHz
or 864 MHz
carrier
DA
MUTE-VIA µC
POWER SAVE
AND
GATE
CL
5
6
2
1609
4MHz
14
7605
TSA5060ATS
7604
7601
BFC520
7602
BFR92A
5606
LOCAL
OSCILLATOR
7603
BF392A
6601
BB151
(VARICAP)
CHANNEL
SELECTION
SWITCH
FILTER
20kHz
DE-EMPH.
1740
FILTER
20kHz
SLIDING
STEREO
CONTROL
MIXER
10.7MHz
SYNTHE-
SIZER
µ
C
LNA
(LOW
NOISE
AMPL.)
11
2
3
IF
IF
IF
FM
DETECTOR
STEREO
DECODER
AMPLIFIER
4 POSITIONS
F727
1790
1
2
3
5
6
7
4
V
V
AUDIO OUTPUT AMPLIFIER
W
1106
R
R
L
L
+10V
MUTE
3117
7110
MUTE WIRED
POWERSAFE
1
2
3
5
1
1109
WIRED
AUDIO
IN
(3,5MM
stereo
jack)
3
2
GREEN
RED
6109
5
F135
6
7
4
7100-D,7100-A
7101
TDA8920
7104
MUTE
CONTROL
"ON"
LED
DRIVER
"STANDBY"
LED
DRIVER
3126
8 Ohm/50W
8 Ohm/50W
sensitivity 1.4Vrms
sensitivity 2.5Vrms
(active high)
(active high)
3144
+10V
4
3
2
1
Temperature
protection
Mode
mute
OSC
5104,2122
5105,2125
Input
Input
Driver
Driver
7100-C,7100-B
+ Analog
- Analog
POWER
CONTROL
STANDBY
DRIVER
SAFE
7107
7106
6100
6101
C5V1
6103
6106
C2V7
MUTE_AMPn
6110
7109
1
2
3
+10V
Standby out
1107
WIRED
DRiVER
MUTE
7105,7108
1
2
3
4
1104
+29,5V "+Power"
-29,5V "-Power"
- Analog
+ Analog
+15V
-15V
From SMPS Conn. J3
From
SMPS
Conn. J2
F137
F138
F139
F140
F142
F144
F120
F121
F125
F122
F110
F128
F129
F134
F136
F119
F145
F143
F141
F124
F123
F127
F114
F111
F113
F112
F117
update mdi 13-03-03
F115
+ Power
- Power
1100
1
2
3
4
J2
1
2
3
J3
+10V
-29,5V
+29,5V
STBY_OUT
1
2
3
J1
AC/DC
Switch Mode
Power Supply
To Wireless
Amplifier
Conn. 1104
To Wireless
Amplifier
Conn. 1107
NC
SMPS
Mains In
Содержание LX3950W/01
Страница 21: ...7 3 7 3 AV BOARD BOTTOM VIEW LAYOUT MAPPING AV BOARD TOP VIEW LAYOUT MAPPING ...
Страница 33: ...8 2 8 2 EXPLODED VIEW Module Class D PWR307_3139 117 10501_dd wk0406 ...
Страница 55: ...11 5 11 5 1 6 Wiring Diagram ...
Страница 59: ...Layout Wireless Transmitter Board Top Side 11 9 11 9 CL36532008_097 eps 280403 ...
Страница 60: ...11 10 11 10 Layout Wireless Transmitter Board Bottom Side CL36532008_098 eps 280403 ...
Страница 63: ...11 13 11 13 Layout Wireless Receiver Board Top Side CL36532008_101 eps 280403 ...
Страница 64: ...11 14 11 14 Layout Wireless Receiver Board Bottom Side CL36532008_102 eps 280403 ...
Страница 66: ...11 16 11 16 Layout Wireless Audio Amplifier Board Top Side CL26532008_104 eps 220403 ...
Страница 67: ...11 17 11 17 Layout Wireless Audio Amplifier Board Bottom Side CL26532008_105 eps 220403 ...