Panasonic SB-HWA480EB, Руководство по обслуживанию

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76
12.3. Active Subwoofer (SB-HWA480)
12.3.1. SW DAMP CIRCUIT (1/2)
A
1 2 3 4 5 6 7 8 9 10 11 1 2 13 14
1 2 3 4 5 6 7 8 9 10 11 1 2 13 14
C
D
B
E
G
H
F
TO S W D A MP
CIRCUIT ( 2 / 2 )
TO DIGIT A L
RECEI V ER
MODULE
H
TO
S W POWER
BUTTON CIRCUIT
(CN1004*)
IN
S CHEM A TIC
DI A GR A M - 14
J
TO
S W S MP S CIRCUIT
(CN1)
IN
S CHEM A TIC
DI A GR A M - 15
I
TO
S W LED CIRCUIT
(CN4000)
IN
S CHEM A TIC
DI A GR A M - 14
NOTE: “ * ” REF I S FOR INDIC A TION ONL Y
1
2
3
4
5
6
7
: +B S IGN A L LINE : -B S IGN A L LINE : A UDIO OUTPUT S IGN A L LINE
S C-HTB485EB/EG/GN ( S B-HW A 480EB/GN) S W D A MP CIRCUIT
2 / 2 1/ 2
G S W D A MP CIRCUIT
S CHEM A TIC DI A GR A M - 1 2
8. 2 K
R 2 013
100P
C310 6
6 .8K
R310 7
C3105
0.0 6 8
R3108
6 .8K
R5 76 9
1. 2 K
C 2 00 6
0.1
6 7 5
2 4 3
8
1
IC300 2
C0 A BBB000 2 44
R 2 00 6
10K
Q 2 00 2
B1 AA KD00001 2
R 2 014
5 6 0
C 2 015
R3 2 0 6
10K
R5 77 3
10K
0.1
0.01
C5 6 15
10K
R3 2 04 0.0
22
C5 6 1 6
D 2 000
DZ 2J 1 6 0M0L
QR 2 013
B1GBCF JJ 0041
R1010
0
R 2 004
33K
22
R 2 000
R5 7 8 6
4. 7 K
Q5 6 0 2
B1 A DCE00001 2
C101 6
0
27
R 2 005
0.1
C 2 000
V CC GND
NC
V OUT
+5 V V OLT A GE
REGUL A TOR
+5 V POWER S UPPL Y
MUTING S WITCH
MUTING CONTROL
V OLT A GE S UPPL Y
CONTROL
MUTING CONTROL
S TEREO D A C
POWER S UPPL Y
POWER S WITCH
S WITCH
S WITCH
+1 6V V OLT A GE REGUL A TOR
BUFFER
3 2 1
Z1003
R101 7
0
10K
R100 7
0
R5 2 04
Q1004
B1 A DCE00001 2
150K
R101 6
R 2 010
22
F
2
1 3
C0CB A DG000 2 3
IC5 2 03
10 V22
C5 62 9
C5 627
0.33
6
7
5
9
13
15
14
11
10
1 2
2 1
22
18
1 6
1 7
2 0
19
8
1
3
4
2
2 4
2 3
CN1000
2
1
4
1
4
3
CN100 2
1
3
2
CN1003
C5 6 19
0.1
C5 62 1
10 V22
4 3 6 5 2 1
9 11 13 14 1 2 10
7
8
C0FBB Y 0001 2 4
IC5 2 01
10
C5 62 0
0
R5 77 8
R5 77 9 0
0 R5 777
D A2J 10100L
D5 76 0
C5 6 13
C5 6 1 2
C5 6 08
C5 6 11
C5 6 09
C5 6 10
10K
R5 77 0
Q100 6
B1GBCFGG0030
Q1005
B1GBCF JJ 0041
Q1009
B1GBCF JJ 0041
0
R5 776
R5 7 8 7
1K
Q1003
B1 A CKD00000 6
R1009
4. 7 K 10K
R1008
R10 2 0
1K
C1009
6 .3 V6 80
C5 6 03
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
C5 622
10 V22
10K
R5 77 4
10K
R5 77 5
C5 6 1 7
0.1
C1015
0
C5 6 0 6
C5 6 0 7
C5 6 05
0.1
C 2 011
6
8
9
7
2
1
4
5
3
10
H1001
R 2 01 2
33K
Q 2 011
B1 A CKD00000 6
Q 2 010
B1 A CCF000093
P VSS
ID S ET
SYS 5 V
P V CC
PGND
PGND
P V CC
DGND
ECO_CTR
- V CC
+ V CC
PWM_PDN
D A T A
( V DD)+5 V
I 2 C_ S D A _M
P A IRING
I 2 C_ S CL_M
MCLK
FORM
A
T
DEEMPH
MUTE
NC
DGND
A MP_OTW
RE S ET
( S _MI S O)LED RED
( S _MO S I)LED BLUE
+5 V _GND
MODE_ S W
POWER_ S W
5 V _GND
RED_LED
GREEN_LED
( V DD)+5 V
V
DD
OUTL
S D_OUT
P VSS
A MP_ S D
MCLK
NC
S CLK
LRCLK
A GND
NC
LINK
PWM_MUTE
SYS TEM PROTECT
NC DIN S
CLK
LRCLK GND C
A
P
OUTR
PWM_RE S ET
(PCON)POWER
0
R5 7 83
K1051*
K105 2 *
K1053*