EN 60
6.
LX9000R
Block & Wiring Diagrams
Block diagram 2 LX9000R, 230703
1280
1281
1282
1283
5280
5281
7282
2
1
1284
2
1
+5V_STBY´
+33V
+33V
+12V_STBY´
+12V_STBY´
1287
1286
8
RELAY_CTRL
!
!
!
!
!
1
5
1
6281
6283
6282
6284
1290
!
1291
!
1292
!
+
+5V_STBY´
+5V_STBY´
+
-5V_STBY´
-5V_STBY´
+
PWR_DOWN
6293
6285
6287
6289
6290
6286
6288
6292
+
+
1207
1209
1202
1
6
1
4
1
2
1
2
1
4
1
6
1
10
1203
1
6
1201
1206
1
8
1200
1205
8
1
+12V_STBY
+12V_A
–12V_A
+5V_A
+A
+A
-A
-A
-12V_A
-12V_M
+5V_A
+5V
–5V
1208
13
1
+3V3
+5V_STBY
-5V_STBY
+33V_STBY
+12V_AM
SET_FAN_CTRL
INV_ON
NTC_Supply
NTC_Trafo
PWR_DOWN
RELAY_CTRL
RELAY_CTRL
INV_ON
NTC
NTC
TEMPERATURE
POWER SUPPLY SEC.
+5V_STBY
+12V_A
+5V_A
+3V3
-12V_A
+12V_OCD
NTC
FAN (rear)
1212
+FET
6220
5201
6210
6211
!
1211
!
1214
L7912
7206
7210
7211
!
1213
!
+
+
+
+
+
+
+5V
+4V4
+12V_A
+12V_AM
+12V_AM
Voltage
Limiter
OverCurr.
protect.
OverVoltage
protection
LM2941
7203
+12V_STBY
LD1086
7200
+5V_STBY
+12V_STBY´
+5V_STBY´
-5V_STBY´
7201
-5V_STBY
-5V
+33V_STBY
+33V_STBY
+33V_STBY
L7905
7205
+3V3
+5V
+5V
-5V
-5V
+4V4
+12V_M
+12V_M
+3V3
+3V3
LM2576T
on/off
7204
INV_ON
+12V_M
+12V_M
+12V_M
PWR_DOWN
2
1
FAN CONTROL
1
12
POWER SUPPLY secondary BOARD
POWER SUPPLY primary BOARD
!
5202
STANDBY
MAIN TRANSFORMER
!
5
1
7225
OV
protect.
L4940
Voltage
Limiter
1302
7100
1
10
1306
9
1
1303
1
10
ERROR
FREQU_HOP
AMP_LEFT
SUR_ON
L/R ON
AMP_CENTRE
CLOCK
FRONT SPEAKERS
CENTRE S SUBWOOFER
SURROUND SPEAKERS
AMP_RIGHT
AMP_ON_CENTRE
AMP_SR
AMP_SUB
NC
NC
NC
NC
AMP_SL
CLOCK
CLOCK
CLOCK
CLOCK
GENERATOR
NTC
TEMPERATURE
HEATSINK
Front Left
Front Left
Front Right
Front Right
Subwoofer Left
Subwoofer
Subwoofer Right
Centre
Centre
Surround Right
Surround Left
Surround Right
Surround Left
+
-
-
+
MODE
PWM
MODULATOR
PWM
MODULATOR
OSCILLATOR
ON / OFF
9
16
21
8
6
7
5
4
TDA8920
7200
+
-
-
+
MODE
PWM
MODULATOR
PWM
MODULATOR
OSCILLATOR
ON / OFF
9
16
21
8
6
7
5
4
TDA8920
7300
+
-
-
+
MODE
PWM
MODULATOR
PWM
MODULATOR
OSCILLATOR
ON / OFF
9
16
21
8
6
7
5
4
TDA8920
AMPLIFIER BOARD
LS SOCKET BOARD
1312
1
6
Vdd
Vss
NC
1308
8
1
1307
ERROR
to 1302/9
8
1
1926
9
1
1928
8
1
1927
8
1
DC
DETECTION
BE_FAN
RESETN_BE
BE_LOADN
S2B
FRONT-END I2S
DVD & RW ENGINE
TRAY CONTROL
SERVO
READ
WRITE
DISC
7
DATA
&
CONTROL
LASER
1402
1100+1101
1900
+3V3
+5V
GND
GND
GND
+4V6E
-5V
+12V
1000
5
DVIO BOARD
DIGITAL BOARD
for details see
separate block diagram
for details see
separate block diagram
1101
8040
from sheet 1
IEEE1394
8019
6P EH/EH 320mm
8014
8P EH/OP 110mm
8016
9P EH/OP 130mm
8015
8P EH/OP 130mm
blue
8031
8P EH/EH 620mm
8029
12P PH/PH 500mm
8030
8P PH/EH 280mm
from sheet 1
1621 ASP board
from sheet 1
1622 ASP board
from sheet 1
1623 ASP board
from sheet 1
1620 ASP board
from sheet 1, 1900 A/V board
from sheet 1, 1986 uP sub- board
from sheet 1, 1947 A/V board
from sheet 1, 1960 A/V board
to 1602 Dig. board
to 1600 Dig. board
to 1601 Dig. board
to 1501 DVIO board
8001
30P FFC 1.00 splitted
AD 100mm
BLOCK & WIRING DIAGRAM 2
Summary of Contents for LX9000R/22
Page 58: ...Diagnostic Software DVD EN 58 LX9000R 5 ...
Page 108: ...EN 108 7 LX9000R Circuit Diagrams and PWB Layouts DVIO BOARD top view ...
Page 109: ...EN 109 7 LX9000R Circuit Diagrams and PWB Layouts DVIO BOARD top view ...
Page 110: ...EN 110 7 LX9000R Circuit Diagrams and PWB Layouts DVIO BOARD top view ...
Page 111: ...EN 111 7 LX9000R Circuit Diagrams and PWB Layouts TEST POINTS OVERVIEW DVIO BOARD ...
Page 151: ...Circuit IC descriptions and list of abbreviations EN 151 LX9000R 9 Figure 9 11 ...
Page 152: ...Circuit IC descriptions and list of abbreviations EN 152 LX9000R 9 Figure 9 12 ...
Page 156: ...Circuit IC descriptions and list of abbreviations EN 156 LX9000R 9 IC7411 ...
Page 161: ...Circuit IC descriptions and list of abbreviations EN 161 LX9000R 9 ...
Page 162: ...Circuit IC descriptions and list of abbreviations EN 162 LX9000R 9 ...
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Page 184: ...Circuit IC descriptions and list of abbreviations EN 184 LX9000R 9 ...
Page 185: ...Circuit IC descriptions and list of abbreviations EN 185 LX9000R 9 IC7431 uPD72893 ...
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Page 198: ...Circuit IC descriptions and list of abbreviations EN 198 LX9000R 9 IC7802 uPD78F0988A ...
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Page 204: ...Circuit IC descriptions and list of abbreviations EN 204 LX9000R 9 ...
Page 205: ...Circuit IC descriptions and list of abbreviations EN 205 LX9000R 9 IC7605 BU2288FV ...
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Page 207: ...Circuit IC descriptions and list of abbreviations EN 207 LX9000R 9 IC7604 BA7082F ...
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