Philips DVDR75/001 Service Manual page 117

Circuit Diagrams and PWB Layouts
Analog Board: Digital In / Out (DIGIO)
1951 A4 2585 C3 2590 A3 3582 D2 5580 A2
2580 A3 2586 D3 3580 A3 3584 C1 5581 A1
2581 A1 2587 D2 3581 C2 3585 C3 6580 C4
1 2
5581
3
5VDD
A
10u
2
GND
1
GND
B
7580-A
PC74HCU04D
I488
3584
1 2
DAOUT A Y
from DAC_ADC 470R
3581
C
2K2
I490
5VDD
D
I491
GND
E
delete for IOE
1 2
DVDR70 & DVDR75/0x1 7.
7580-A C2 7580-D D3 F4102 A4 I488 C2
7580-B C3 7580-E C3 F4103 A4 I489 C3
7580-C C3 7580-F D3 I487 A3 I490 C1
3 4
1951
YKC21-3416
F4103
3
DIGITAL
2590 I487 F4102
3580
4 2
75R
150p
1
6
GND
6RG
5580
Ground not connected
to the rear plane
GND
I493
7580-B
PC74HCU04D
2585
I489
3 4
A Y
100n
7580-C
PC74HCU04D
5 6
A
Y
GND
7580-E
PC74HCU04D
I492
3585
11 10
A Y
560R
7580-F
PC74HCU04D
13 12
A
Y
GND
7580-D
PC74HCU04D
14
9 Vcc 8
A Y
Vss
7
GND
TR 07011_001
3 4
EN 117
I491 D2
I492 C3
I493 B4
OUT
A
B
C
D
E
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