Foryou HBD-9550DVD, Руководство по обслуживанию

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PCB REVISION:V09 SCH REVISION:V09 SHEET: 6 / 9
CODE NO:
B
C
D
6 5 4
CH
ANGE
MARKS
3
1
2
3
4
5
REF NO
2
DESCRIPTION
1
SGN APP
DESCRIPTION
MODEL NO
DRAWN BY CHECKED BY TECHNICS BY APPROVED BY
A
Foryou General Electronics Co., Ltd.
HBD-9550DVD
LINEOUT/PWR-AMP
EC112
1uF/50V
RL+ RR+
FR- FL-
RL- RR-
FR+ FL+
EC107
47uF/16V
C216
105/25V/X7R
C95
560p
C243
560p
R277
6k8
R238
6k8
C236
560p
R271 6k8
C229
560p
R107 6k8
1
TA
B
2
P-GND2
3
OUT2(-)
4
ST-BY
5
OUT2(+)
6
V
CC1
7
OUT1(-)
8
P-GND1
9
OUT1(+)
10
SVR
11
IN1
12
IN2
13
S-GND
25
HS
D
24
P-GND4
23
OUT4(-)
22
MUTE
21
OUT4(+)
20
V
CC2
19
OUT3(-)
18
P-GND3
17
OUT3(+)
16
AC
-G
ND
15
IN3
14
IN4
U100
TDA7384
E
B
C
Q112
KRC402
R223
100k
C220
105/25V/X7R
E
B
C
Q111
KRC402
R224
100k
R225
10k
R237
10k R241
10k
R274
10k
R242
20k
R281
470R
R280
100R
R265
470R
R252
20k
R253
20k
R254
470R
R270
100R
R273
100R
C268
103
R278
470R
R283
20k
R284
3k9
E
B
C
Q124
KTD1304
R285
20k
R325
470R
E
B
C
Q123
KRA304
R303
100R
R304
100R
C98
105/25V/X7R
C281
103
R340
3k9
E
B
C Q127
KTD1304
C230
103
R305
3k9
E
B
C
Q115
KTD1304
C238
103
R308
3k9
E
B
C
Q117
KTD1304
C246
103
R309
3k9
E
B
C
Q119
KTD1304
R383
100R
C145
103
R384
3k9
E
B
C
Q8
KTD1304
C102
105
C106
105
C107
105
C110
105
R116
47k
R117
47k
R118
1k
R119
1k
R120 2M
R121 2M
[5]
MUTE
[5,6] FRONT(L)
[9]
FRONT_L
[9]
SUR_L
[5,6,7,8,9]
B+
[5,6] REAR(L)
AGND
AGND
[5,6] FRONT(R)
[9]
FRONT_R
[9]
SUR_R
[5,6] REAR(R)
AGND
AGND
AGND
[9]
SUBWOOFER
[5] LFE
AGND
AGND
B+
[5,6]
REAR(L)
[5,6]
REAR(R)
[5,6]
FRONT(L)
[5,6]
FRONT(R)
PGND
[9]
FR-
[9]
FR+
[9]
FL+
[9]
FL-
[9]
RR+
[9]
RR-
[9]
RL+
[9]
RL-
[7] P_IDLE
P14V
AGND
AGND PGND
AGND
AGND
[6,8,9] P14V
[5] AMP-MUTE_CTL
AGND
[6,7] BBEEP
[6,7] BBEEP