Apa2010D1-Tpa2008D2 - EUROCOM P150HM Service Manual

APA2010D1-TPA2008D2

AUDIO AMP
20 Mi l
F R ON T _ R
32 F R O N T _ R
20 Mi l
F R ON T _ L
32 F R O N T _ L
On
Th e vo lu m e co n tro l. the g ai n ra ng e is fr o m
-80 db (Vvo lu m e = 5V) t o + 20d b (Vvo lume =0 V ) w ith
64 step s p re cise co n tro l.
R 25 4 *20 m i l _ P _ 0 4
A MP G N D
20 Mi l
32 S U R R _ R
20 Mi l
32 S U R R _ L
3 . 3 V S
R 2 3 6 C 3 31
D 0 2 A
1 00 K _ 1% _0 4 *0 . 1u _ 10 V _X 5R _0 4
C A
2 1, 3 2 , 34 , 37 , 39 S U S B #
D 13 C D B U 0 03 4 0
C A
2 4 PC H _ MU T E #
D 12 *C D B U 00 34 0
1
R 2 41 *0 _0 4
3 2 E A P D _ MO D E
4
A MP _ E N
2
3 4 KB C _MU TE #
3. 3 V S U 2 8
Lo w m ut e!
MC 74 V H C 1 G0 8D F T1 G
R 51 2
33 0K _ 0 4
Q3 0
G MT N 7 0 02 Z H S 3
3 5 S P K _H P #
R 67 4
1 0 0K _ 04
32 C E N T E R
Q4 7
G
MT N 7 00 2 ZH S 3
D 0 3
X 5 1 0 0
0. 1 u _1 6V _ Y 5 V _0 4
F R O N T_ R C 7 73
0. 1 u _1 6V _ Y 5 V _0 4
F R O N T_ L
C 4 86
D 0 2
C 37 4 0 . 1 u_ Y 5 V _1 6V _ 04 R 4 2 4 3. 2 4K _ 1 %_ 04
3 2 L E F _O U T
D02 C 47 7
X 7 1 0 0
0. 1 u_ 1 0V _ X5 R _ 04
A MP G N D
A MP _ 5V S
T PA 20 08 D2
P 2P B A2 05 50
A MP GN D
( TS SO P2 4)
R 2 25
*0 _0 4
U 2 7
A MP _E N 3 20 R OU T P
S H U TD O W N R OU T P
2 2 21
C 31 1 2. 2 u_ 6 . 3 V _ Y 5V _ 0 6
A M P GN D B Y P A S S P V D D R 1
D02
R 2 26 0 _0 4 C 3 08 0. 1 U _ 10 V _ X5 R _ 04 2 4 17 R OU T N
R I N N R O U TN
2 3 16
C 31 8 0. 1 u_ 1 0V _ X 5 R _ 04
A M P GN D
R I N P P V D D R 2
6 18
P GN D L1 P GN D R 1
R 2 4 6 *0 _0 4
A M P GN D
7 19
D0 2
P GN D L2 P GN D R 2
1 5
R 2 47 0 _0 4 C 3 51 0. 1 u _1 0V _ X 5 R _ 0 4 L OU T P
L I N N L OU T P
C 35 4 0. 1 u_ 1 0V _ X 5 R _ 04 2 9
A M P GN D L I N P P V D D L 1
1 4 4
R 22 8 7. 1 5 K_ 1 %_ 04
5V S
V OL U ME P V D D L 2
R 22 7 10 K _0 4 1 5 13
A M P GN D N C V D D
1 0 8 L OU T N
C O S C LO U TN
1 1 12
R O S C A G N D
R 24 8 T P A 2 0 08 D 2
C 35 6
12 0 K _0 4
2 20 p _5 0V _ 04
D 0 2
T PA 20 08 D2
P 2P B A2 05 50
( TS SO P2 4)
U 2 6
R 21 2 *0 _ 04
A M P GN D
A MP _E N 3 20 B _ R OU T P
S H U TD O W N R OU T P
2 2 21
C 29 3 2. 2 u_ 6 . 3 V _ Y 5V _ 0 6
A M P GN D B Y P A S S P V D D R 1
D 02
R 2 13 0 _0 4 C 2 88 0. 1 U _ 10 V _ X5 R _ 04 2 4 17 B _ R OU T N
R I N N R O U TN
2 3 16
C 29 8 0. 1 U _ 10 V _X 5R _0 4
A M P GN D
R I N P P V D D R 2
6 18
P GN D L1 P GN D R 1
R 23 2 *0 _ 04
A M P GN D
7 19
D 02
P GN D L2 P GN D R 2
1 5
R 2 37 0 _0 4 C 3 38 0. 1 u _1 0V _ X 5 R _ 0 4 B _ LO U TP
L I N N L OU T P
C 34 0 0. 1 u_ 1 0V _ X 5 R _ 04 2 9
A M P GN D L I N P P V D D L 1
1 4 4
R 21 5 7. 5 K _1 % _0 4
5V S
V OL U ME P V D D L 2
R 21 4 10 K _0 4 1 5 13
A M P GN D N C V D D
1 0 8 B _ LO U TN
C O S C LO U TN
1 1 12
R O S C A G N D
R 24 4 T P A 20 0 8D 2
C 34 2
12 0 K _0 4
2 20 p _5 0V _ 04
D 0 2
A MP _ 5V S
T PA 20 08 D2
P 2P B A2 05 50
( TS SO P2 4)
U 4 4
R 21 9 * 0_ 04
A MP GN D
A MP _ E N 3 20
S H U TD OW N R OU T P
C 3 12 2. 2 U _ 6. 3 V _Y 5V _ 06 2 2 21
A MP GN D B Y P AS S P V D D R 1
D 02
2 0 Mil
2 4 17
R 2 18 0 _0 4 C 3 14 0 . 1u _1 0 V _X 5R _0 4
R I N N R OU T N
2 3 16
C 3 13 0. 1 U _ 10 V _ X5 R _ 04
A MP GN D R I N P P V D D R 2
6 18
P G N D L 1 P G N D R 1
R 29 3 * 0_ 04
A MP GN D
7 19
D 0 3
P G N D L 2 P G N D R 2
2 0 Mil
R 2 92 1 1K _ 1% _ 04 1 5
L I N N L OU T P
2 9
C 4 85 0. 1 u _1 0V _ X 5 R _ 0 4
A MP GN D
L I N P P V D D L1
D 0 3
R 2 20 5 . 1K _ 1% _0 4 1 4 4
5 VS
V O LU M E P V D D L2
1 5 13
R 2 21 1 0K _ 04
A MP GN D N C V D D
1 0 8
C OS C L OU T N
1 1 12
R OS C A G N D
R 45 4 T P A 2 00 8D 2
C 6 16
1 20 K _0 4
2 2 0p _5 0 V _0 4
D 0 2
4 , 10 , 1 1, 1 2, 1 3 , 1 4 , 15 , 16 , 1 7, 1 8, 1 9 , 2 0 , 21 , 23 , 2 4, 2 5, 2 6 , 2 9 , 30 , 32 , 3 4, 3 5, 3 6 , 3 9 , 40 , 43 , 5 8
D0 2 D02 L 46
H C B 16 0 8K F - 1 21 T2 5
5 V S
C 35 5 C 31 9 C 32 0
0. 1 u_ 16 V _ Y 5V _ 0 4 0. 1 u_ 1 6V _ Y 5 V _ 0 4 2 2 u_ 6. 3 V _ X 5 R _ 08
2 W
F ro n t Sp ea ker R / L
L 21 F C M1 0 05 K F - 12 1T 0 3 R O U T +
.
J _X 5 1S P K 1
20 Mi l
1
L 22 F C M1 0 05 K F - 12 1T 0 3 R O U T -
. 2
3
20 Mi l
4
4 O hm S pea ke r
8 52 0 5-0 40 0 1
20 Mi l
L 19 F C M1 0 05 K F - 12 1T 0 3 L OU T+
.
R O U T+
R O U T-
LO U T +
LO U T -
20 Mi l
L OU T-
L 20 F C M1 0 05 K F - 12 1T 0 3
.
D 0 2
D02
A MP _ 5V S
C 34 1 C 29 9 C 28 6
0. 1 u_ 16 V _ Y 5V _ 0 4 0. 1 u_ 1 6V _ Y 5 V _ 0 4 2 2 u_ 6. 3 V _ X 5 R _ 08
2 W
B _ R O U T+
L 25 F C M1 0 05 K F - 12 1T 0 3 Ba ck Su rr o un d
.
20 Mi l Sp ea ke r R / L
J_ X 71 S P K 1
L 26 F C M1 0 05 K F - 12 1T 0 3 B _ R O U T-
.
1
20 Mi l 4 O hm S pea ke r
2
3
4
20 Mi l
5
6
L 30 F C M1 0 05 K F - 12 1T 0 3 85 20 4 -06 00 1
.
B _ R OU T+
B _ R OU T-
B _ LO U T+ B _ LO U T +
B _ LO U T -
20 Mi l
L 31 F C M1 0 05 K F - 12 1T 0 3
.
B _ L O U T -
5 V S
L 39
A MP G N D
*H C B 10 05 K F -12 1 T2 0-7
C 3 07 C 3 0 5
0. 1 u_ 1 6V _ Y 5 V _0 4 2 2U _6 . 3V _ X 5R _ 0 8
4 O hm Sp ea ke r
C EN TE R 2W
A M P GN D
T HD +N a t 1%
C E N T E R +
L 51 F C M10 0 5K F - 1 21 T0 3 - 7
C E N T E R - F C M10 0 5K F - 1 21 T0 3 - 7
L 52
D0 2
SU BWO OF ER 3 W
P C B F o o t pri nt = 88 2 66 - 2R T he c ut -of f fr equ en cy F cut
F C M10 0 5K F - 1 21 T0 3 -7 88 2 66 -02 0 01 F cu t = 1 / ( 2 * P i * (C A)
S U BW O OF E R + L6 6
* ( RA ))
2
1
S U BW O OF E R - 4 O hm Sp ea ke r 4 85 .4 H z L ow P ass F il te r
L6 7 J_ S U B W O O F1
F C M10 0 5K F - 1 21 T0 3 -7
D 0 2
A MP GN D
1 4, 1 5 , 17 , 18 , 1 9, 2 5, 2 6, 3 0 , 32 , 35 , 3 9, 4 3, 4 4 5 V S
3 . 3V S
Schematic Diagrams
Sheet 32 of 58
APA2010D1-
TPA2008D2
D 0 2
Fc ut (- 3d b)= 48 5. 4Hz
APA2010D1-TPA2008D2 B - 33