Front Board - Circuit Diagram (Part 3) - Philips MC-500 Service Manual

FRONT BOARD - CIRCUIT DIAGRAM (Part 3)

1 2
MP3 NON-MP3
1401
1
NTC
A
2
GND_IIC
3
IIC_DATA
4
IIC_CLK
GND_D 5
+5V6_ECO 6
+5V6 7
8
+5V6
B
9
-33V
10
F1
11
F2
12
TRAY_IRQ
13
TRAY_IIC_SCL
CD_GND 14
TRAY_IIC_SDA CD_SIDA 15
C
16
uP_DATA CD_SICL
17
uP_CLK CD_SILD
18
uP_FRAME CD_RAB
uC_RESET CD_PORE 19
FE-ST-VK-N
D
6405
+5V6_ECO
1N4003
E
D
6406
+5V6
1N4003
F
D
1 2
6-6
3 4
9413
I2C
I2C IIC IIC
3448
220R
D
3449
+5V6_ECO
220R
+5V6
3450
-33V
470R
F1
3451
F2
470R
2448 2449
47p 47p
D
4408
2464
CD
100n
3452 TRAY_IIC_SDA_CD_SIDA
470R
3453
470R
3454
470R
3455
470R
3456
470R
4409
D
6403
5402
+H +5V6
+5V
4u7
1N4003
5409
4u7
D
+C +5V
Note : DC Voltages During Active Play.
Values in Bracket are DC Voltages at Standby (Clock Mode).
Values in Square Bracket are DC Voltages at Low Power Standby.
D
Note : Some values may varies, see respective parts list for correct value.
Legend : Refer to Variant Table.
# For Provision Only .
3 4
5 6
+C +D
NTC
TUSTEREO
IIC_DATA
TUCLK
TUDATA
IIC_CLK
TUCE
TUENABLE
TRAY_IRQ
TRAY_IIC_SCL SA_IN
PWDN
Standby
CD_SICL__uP_DATA
CD_SILD__uP_CLK
D
CD_RAB__uP_FRAME
CD_PORE__uC_RESET
F1
+D
+5V
F2
D
6404
-33V BZX79-B5V6
5 6
6-6
7 8 9
Front Board
Circuit Diagram (Part 3)
1402
3443 1
TU_STEREO
1K
3444 2
TU_CLK
1K
3
3445
TU_DATA
1K 4
3543
TU_ENABLE
1K
5
TU_GND
2432
6
SA_IN
100p
7
POWER_DOWN
8
NC
9
LOW_PWR_CTRL
4405
FE-ST-VK-N
TU
F1x
3430
6R8
3432
10R
FTD
3532
F2x
6R8
3533
10R
FTD FTD
3139 118 56320...8239 210 94032 for 3501 pt2 dd wk0251
7 8 9
1401 A2
1402 A8
2425 E5
2426 D8
2427 E8
2428 E8
2429 F8
2432 B7
2433 C6
A
2434 C6
2435 C7
2436 C7
2437 E3
2438 E3
2439 F2
2446 A4
2447 A4
2448 B4
2449 B5
2450 D3
2451 D3
B
2452 D3
2453 D3
2454 D4
2463 E5
2464 C3
2468 F3
2472 F2
2474 D8
2475 E8
2476 E8
2477 F8
2478 E5
C
2480 E2
2481 F3
2482 F3
3429 D7
3430 D8
3431 F7
3432 D8
3433 F7
3440 A6
3441 A6
3442 A7
D 3443 A8
3444 B7
3445 B8
3447 A7
3448 B4
3449 B4
3450 B4
3451 B4
3452 C4
3453 C3
3454 C3
3455 C3
E
3456 D3
3532 E8
3533 F8
3543 B7
3547 A6
3548 C6
4405 C8
4408 C4
4409 D4
5402 E3
5409 E3
6403 E4
F
6404 F7
6405 E2
6406 F2
9413 A3