FUNAI LED22-H800M, Service Manual

Page: 29 / 71

9-3
Audio Block Diagram
A0C76BLA
A
U
DIO SIGNAL
CN3704
CN907
CN3704
MUTE
CN3703
CN907 CN905
COM-A
UDIO(L)
19
19
PC-A
UDIO(L)
25
25
PC-A
UDIO(R)
24
24
RGB-A
UDIO(L)-IN
10
10
RGB-A
UDIO(R)-IN
99
COM-A
UDIO(R)
18
18
PC-A
UDIO-IN
JK201 COMPONENT A
U
DIO(L)-IN
COMPONENT A
U
DIO(R)-IN
JK212 JK211
SIF(+)
SCAR
T
-MUTE
HEADPHONE-MUTE
HEADPHONE-DET
A
U
DIO-MUTE
JK313
1 3
RGB-A
UDIO(L)-OUT
RGB-A
UDIO(R)-OUT
6
RGB-A
UDIO(L)-IN
2
RGB-A
UDIO(R)-IN
J
A
CK CB
A
T
O
DIGIT
AL SIGNAL PR
OCESS
BLOCK DIA
GRAM
DIGIT
AL MAIN CB
A UNIT
PO
WER SUPPL
Y CB
A
SIF-OUT
TU10 (TUNER UNIT)
4
7 1
6 2
SIF(+)
26
26
HEADPHONE(L)
33 HEADPHONE(R)
44 HEADPHONE-DET
22
CN3703
CN905
AMP(L)-OUT
10
10
AMP(R)-OUT
88 A
U
DIO-MUTE
12
12
T
O
SYSTEM CONTR
OL
BLOCK DIA
GRAM
RGB-A
UDIO(L)-OUT
66
RGB-A
UDIO(R)-OUT
77
IC801
(A
UDIO AMP)
IC3802 (OP AMP)
CN801
CN901
CN502
CL801 SPEAKER L-CH
CN503
SP-GND
2
CL503 SPEAKER R-CH
7 1
5 3 2
IC3805 (HP AMP)
SP(R)
1
SP-GND
2
SP(L)
1
JK206 HEADPHONE JA
C
K
HEADPHONE(L)
Q3804, Q3805
DRIVE
Q3802
MUTE
Q3801
MUTE
Q802, Q803
MUTE
COM-A
UDIO(L)
PC-A
UDIO(L)
PC-A
UDIO(R)
RGB-A
UDIO(L)-OUT
RGB-A
UDIO(R)-OUT
RGB-A
UDIO(L)-IN
RGB-A
UDIO(R)-IN
COM-A
UDIO(R)
HEADPHONE(R)
SPDIF
11
DIGIT
AL
A
U
DIO-OUT
(CO
AXIAL)
JK210
SPDIF
34
32 19
39,40 11,12
CONTROL LOGIC
PWM GENE. PWM GENE.
SP-R(+)
37,39
1,3
B
WF5
Comparison Char
t of
Models and Marks
Model
Mark
LED22-T800M
A B
LED22-H800M