Vitek DVD-948 Schematic

5

4

3

2

1

C924 150P

JP1

R917 100K

D D

C923 10U

R915

1.5K

VREF

R918 5.6K

-

2

+

3

IC901A

8 4

BA15218

1

C925
10U

R919
1K

MIC_OUT

+12V

VR902

10K

1 3

2

C917
10u

R911
10K

4
3
2
1

4 HEADER

C916

MIC_OUT

+12V
+5V

R916

R913 10K

12

OP2-O

CLK_O

5

11

OP2-I

VCO

6

822

R912
10K

C913 822

10

7

OP1-I

CC1

C910

0.1U

C915

332

C912
822

9

OP1-O

CC0

8

L901

FERB

IC902

TP5299

OR

PT2399

C911

0.1U

C908
100U

15K

+5V

R909 15k

C921

R910

560P

10k

C907

0.1U

16

LPF1-I

VCC

1

15

LPF1-O

REF

2

C909
47U

C914

560P

14

LPF2-O

AGND

3

R914 15K

13

LPF2-I

DGND

4

R907
47K

C918
10U

C926

0.1U

C C

M901

C902

R902

C927
100U

R903 15K

C919

4.7U

1

10U

2

560R

C903

3

MICJACK

M901

C901

R901

1

10U

2
3

B B

MICJACK

560R

VREF

+12V

470P

6

5

R905 15K

-

+

IC901B

8 4

BA15218

C906

7

10U

VR901
10K

1 3

R904 15K

C920
562

R908
15K

C922

4.7U

2

R906
100K

VREF

C905 47U

(OPEN)

R921 100R

A A

C904 0.1U

OUTVC

GND

2

IC903

+5V

31

(OPEN)

78L05

IF PT2399 ,R907-15K

Title

KARAOKE SCHEMATIC OF DVD-948

Size Document Number Rev

1E10-NV750E-01

A

1.0

5

4

3

Date: Sheet

2

11Wednesday, June 11, 2003

of

1