Philips FW C115 Service Manual

Service
Service

FW-C115

A02 - 164

Service

Product Service Group CE Audio

Service Information

Already published Service Informations:

CHANGES DURING PRODUCTION

* During production a new Tape board & Combi board are

introduced to meet new GSM requirement.

The main difference in these new boards are:

- addition of 2nd copper layer (double sided pc board) as
shielding

- addition of a capacitor on each board.

Combi board:

Add 2611 4822 122 33848 47pF 5% 50V

Tape board:

Add 2771 4822 122 33848 47pF 5% 50V

The new boards can be recognized by printing mark:

a) 3139_113_34661_01 for the Combi board (all parts)
b) 3139_113_34951_01 for the Tape board

The affected portion of the circuits & layouts are given on the
next page.

2002 - 07 - 17

3139 785 30095

ADD

470R

3748

6n8

2747

220u

11

2709

OP2

3

10K

3745

330K

3742

10

12

ALC1

2744

ALC2

47u

2710

1n

330K

3780

REF2

Portion of Tape board circuit & Component layout

+

RF

13

7

LEFT
Pb - amplifier

3746

33R

2711

100u

ADD

220R

3743

5

REF1

­9

AN7323
7711-A

Vcc

14

1n

+

8

2771

47p

2745

RIGHT
Pb - amplifier

8002

LEFT

RIGHT

Pb - DECK A

RECORDER BOARD

ADD

2592

Portion of Combi board circuit & Component layout

3604

3522

a

2503

220u

100K

3606

82K

3506

D_BB

3524

100K

a

2504

a

ADD

2580

10u

POP

2522

6n8

2520

1n

3508

47K

a

2611

47p

Jazz

a

7

12

14

+S_C

7530-F

2524

22p

3510

68K

2514

680n

3610

13

5K6

BC547B

8K2

3536

9586

15K

7548

3538

82K

2546

2528

100n

27K1M

7540

BC547B

470K

3512

INC1

2594

47p

a

2542

100n

33n

470R

3548

47p

INC2

2538

3530

3534

100K

33K

33n

a

2540

7

7530-D

9

8

14

+S_C

47p

2576

82K

3550

7550

BC547B

3532

3592

33K

a

2582

220n

2500

10u

3526

ALC

3540

4K7

10u

3544

68K

100n

a

27K

3528

7538
BC547B

2532

680p

3518

47K

1n5

1M

2534

7544

BC547B

a

7

7530-E

11

10

14

+S_C

3504

100K
2518

470p