Philips CDM12.4 Schematic

Philips
Laser-Unit
CDM12.4 Head

SMD

1-5

max Power

10K

4K3

ADJ

TDA 1302T

14

CL, 13

V-Gap

Iref

5

X

I-adj

17
MI

10

MD

3

3

8

4

NC

8

101

30PAK5

von unten

orig. Philips: Sharp LT0H30PA
Nachbau: 30PAK5 (NoName)

Flexprint
(Foil-PCB)
CDM12.4

Kontaktseite

8

9

LD

30PAK5

www.tiefbassuebertragung.de

VddL

LD
On/Off

+

IN

OUT

COM

I-LD

16
LO

SMD

4

SMD

0 Ohm

1

D5

D1

D4
D3

D2

Id6iN
Id5iN

Id4iN

2

24
22

21
19

23
20

6
2

7
5

Id3iN

Id1iN

3

1

7

18

VDD

0 Ohm

15

Flex-PCB: 3067 EF-20

29.04.93

TDA 1302T

Id2iN

I/U

Tracking

LD On/Off

SMD

VSUB

Id6out

Id5out

Id4out

Id3out

Id1out

Id2out

RF GAIN SEL

HG (High Gain)

LS (Low Speed)

RFE

13

­+

Focus

-

+

5V

2
5

1

3

4

RAD­FOC+

16

15

FOC-

14

RAD+

7

LDON

CDR765: 5VHF

3

5V

MarantzCD7: +5VC

2

GND

CDR765: VDD

1

5V

MarantzCD7: VSUB

11

B5

8

B1

12

B4

10

B3

B2

9

FTC

6

1

NU

11

CDR765: RFE

RFE

MarantzCD7: RFE/HF

(CDR765: Speed)

MarantzCD7: NC

12

9

4

6

16

TDA 1302T

max Power

10K

4K3

R-Adj-p

Adj

14

RF0 (RF out)

TDA 1302T

V-Gap

Iref

X

MI

17

I-adj

10

SMD

13

8

5V

+

I-LD

VddL

16

10

LD
On/Off

OUT

COM

LO

SMD

(CDR765: NC)

5

RF

MarantzCD7: RF/HF

7

LD On/Off

18

VDD

IN

15

0 Ohm

SMD

SMD

5V

9

P-Sub Photodiode

LD

PD

5V