Control Board; Key Board Left - Philips LX9000R Service Manual
Dvd+rw receiver
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Also See for LX9000R:
- Manual (77 pages) ,
- Quick use manual (6 pages) ,
- Specification sheet (2 pages)
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Circuit Diagrams and PWB Layouts
1420 D7
1424 B3
1440 A3
2452 C7
3550 A8
3554 C6
1421 D5
1425 A7
1441 A3
2453 D5
3551 B8
3555 B5
1422 D3
1426 B2
2450 B7
3548 C8
3552 B5
3556 C2
1423 D1
1427 D2
2451 C6
3549 C8
3553 B6
3557 D2
1
2
KEY BOARD Left
DISPLAY position detect
1441
A
BACKLIGHT
ROTARY ENCODER
ROTARY ENCODER
SOURCE
3
SOURCE
+12V_AM
1426
A
B
B
C
D
D
D
D
C
3556
220R
STANDBY
/ON
D
Key
F524
D
to Key LEFT2
1430
from FRONT/CONTROL
Key
1403
...V
DC voltages measured with
V
EVM
display closed (no movement)
.../...V
on/off (* means "floating, not defined")
1
2
2451 A2
3548 A2
3552 A1
3555 A1
2452 A1
3549 A2
3553 A1
3556 A1
2453 A3
3551 A1
3554 A2
3557 A1
1
KEY BOARD left/ copperside view
Control board
Key board right
STANDBY
STANDBY
NTC
1
1420 A1
1422 A2
1424 A3
1426 A2
1421 A1
1423 A3
1425 A2
1427 A1
LX9000R
3558 B3
3562 B6
3567 C7
6404 B1
7432 C8
F503 A7
3559 C3
3563 B6
4555 B2
7430-A B6
7433 C6
F504 B7
3560 C6
3564 B7
4556 B2
7430-B B7
F501 B3
F505 B7
3561 C6
3566 C6
6403 B5
7431 C5
F502 B3
F506 C2
3
4
5
+5V_stby
5V
1
STANDBY
3V/ *V
0,1V/ *V
M
3555
0,7/0V
7431
BC847B
10K
NTC
D
SENSOR
5V
AMBIENT TEMP.
7433
D
+5V
D
D
D
2453
1n0
LED_stby
to CHASSIS
from Key RIGHT 1415
3
4
5
3558 A1
3562 A1
3566 A2
4556 A2
4559 A2
3560 A2
3563 A1
3567 A1
4557 A2
4560 A2
3561 A2
3564 A1
4555 A2
4558 A2
4561 A1
2
Display position switch
Control board
SOURCE
Display motor
2
2450 A1
3559 A1
7430 A2
9552 A2
3550 A1
6404 A2
9550 A2
9553 A3
7.
EN 67
F507 D2
F511 D3
F515 D5
F519 D5
F523 D8
F508 D2
F512 D3
F516 D5
F520 D7
F524 D1
F509 D2
F513 D4
F517 D5
F521 D8
F510 D3
F514 D5
F518 D3
F522 D8
6
7
8
DISPLAY MOTOR
M
3550
F503
12V
+12V_AM
3R3
7430-A
7430-B
7
2
2
5V
TCA0372
TCA0372
M
5V
6
1
3
8
5
5V
5V
4
4
3563
5V
5V
3564
3551
M
56K
56K
56K
5V
BC847CW
7432
BC847CW
0V
0V
M
M
D
D
M
M
M
from FRONT/CONTROL 1404
LX9000R key left, 110703
6
7
8
4562 A2
7432 A2
6403 A1
7433 A2
7431 A1
3
Key board left 2
key left LX9000R, 110703
3
9554 A1
9555 A1
A
B
C
D
Display pos. recognition switch
LX9000R, 240603
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