Daewoo DTQ14P1FC Manual page 11

NO SOUND
CHECK FOR SIGNAL
AT I501 #6
E
SOUND VOLUME
MAX: ~7V
DC
MIN: ~1V
DC
VOL-UP
DOWN
CONTROL
KEY
F
CHECK
9V
LINE#11,14
SOUND TAKEOFF
NO OUTPUT:
CHANGE I501
4
I501
LA7674
6
48
30
I701
DISCONNECT LOAD
CHECK FOR SND,
PWM SIGNAL, IF
MISSING REPLACE
I701
11
DC
14
I501
44
LA7674
48
SOUND
Z601
IF INPUT
YES
NO
IF #4 IS OK
& NO OUTPUT
THEN
CHANGE I501
Q601
AUDIO
AMP
Q602,Q603
AUDIO
OUT
LOW PASS
FILTER
DE EMPHASIS
1
X601
4
13
GO TO
GO TO
CHECK
CONNECTOR
P601
T601
TSP1036
CHECK
R601 &
123V LINE
CHECK
FM DET.
CIRCUIT
E
F
SP01
SPEAKER