Harman Kardon FL8400 - Page 31

72 pages

To Next Page

To Next Page

To Previous Page

To Previous Page

Loading...

FL84

Object

lens

of

pickup

unit

does

not

move

up

and

down.

Is

waveform

at

pin

8

of

CNT102

as

shown

in

Figure

207

No

ls

waveform

at

IC103

pin

11

as

shown

in

Figure

217

“No

BCheck:

+

Wire

connector

from

CNT102.

b

Pickup

is

defective.

Does

88.2

kHz

clock

pulse

appear

at

(C103

pin

467

OCheck

the

circuit

around

IC103,

Q121,

and

0123,

DQ121

and

0123

are

defective,

ov

Check

the

circuit

;

around

(C103

for

cold

solder

joints.

DIC

103

is

defective,

Figure

20

DIc102z

OV

‘ay

is

dafecti

i.

Figure

21

31

Table of Contents