Ssb: Audio: Amplifier (B08A) - Philips EJ3.0UPA Service Manual

Circuit Diagrams and PWB Layouts
SSB: Audio: Amplifier
1DM1 H8 2D19 F2 2D31 F11 2D42 H7 2D51 C8 2D60 H9
2D01 B4 2D20 F7 2D32 F6 2D43 H14 2D52 E6 2D61 H9
2D02 B5 2D21 G14 2D35 G2 2D44 H15 2D53 F7 2D62 H9
2D03 C5 2D22 H14 2D36 G10 2D45 H3 2D54 F14 2D63 C6
2D11 B2 2D23 E14 2D37 G6 2D46 H10 2D55 F2 2D64 E9
2D14 E7 2D26 F2 2D38 H2 2D47 H2 2D56 F6 2D65 F9
2D15 E7 2D27 F9 2D39 F13 2D48 H3 2D57 F14 2D66 F9
2D17 E15 2D28 H7 2D40 G13 2D49 H10 2D58 G14 2D67 H2
2D18 E15 2D30 F3 2D41 H7 2D50 H10 2D59 G6 2D68 H10
1 2 3
AUDIO: AMPLIFIER
B08A
A
+12_20V
VP
3
7D10-1
3D13
9
LM339P
14
FD49
2K7
3D14
LEFT-SPEAKER GND-D 8
12
220K
B
VN
ID52
3D17
RIGHT-SPEAKER 7
FD54
220K 3D18
6
47K
+12_20V
*
GND-D
C GND-D
18V4
ID57
BC847BS
3
4
D
*
E
9D48
3D43 ID80 *
7D24
+12_20V
10R
*
BC817-25W
ID81
ID20
* *
VP
F
-12_20V
ID25 * ID62 * 3
FD26 7D10-2
3D50 2D26 GND-D
11
LM339P
2D30
13
ADAC1
10K 1u0
10
22n
12
ID34
2D71
FEEDBACK
4p7 3D39-3
3
G
22K
5D16 ID39
-12_20V VN
220R
ID42
3D67 3D68
ID44
3K9 100K
*
GND-D ID46
H 3D71
10K
3104 313 6173.1
1 2 3
EJ3.0U PA
2D70 C4 3D14 B2 3D23 D4 3D39-2 E4 3D44 F5 3D57 G9
2D71 G1 3D15 B5 3D24 C4 3D39-3 G3 3D45 F12 3D58 G11
2D72 F10 3D16 B6 3D25 C3 3D39-4 E5 3D46 F6 3D60 F6
2D73 G3 3D17 B2 3D26 D4 3D40-1 F11 3D47 F13 3D61 F13
2D74 G10 3D18 B2 3D34 E3 3D40-2 G11 3D49 E1 3D64 G4
3D01 B5 3D19 C5 3D35 E4 3D40-3 E11 3D50 F1 3D65 G11
3D10 A3 3D20 C6 3D37 E11 3D40-4 E13 3D51 F9 3D67 G3
3D12 A4 3D21 C3 3D38 E11 3D42 C3 3D54 F1 3D68 G3
3D13 B2 3D22 C6 3D39-1 F4 3D43 E1 3D56 G2 3D69 G10
4 5 6
+3V3-STANDBY +3V3-STANDBY
3D89
+3V3-STANDBY
ID60 0V
22K ID50
VP
ID48
6
3
7D10-4 0V7
LM339P
ID53
3D01 ID18
1 2 7D11-1
BC847BS
ID51
220K
12
1
+12_20V
3
VN
GND-D
5 ID55
7D11-2
BC847BS
*
4
ID56
7D12-2
* *
2D70
ID61
1n0
7D12-1
5 6
3D23
2
-12_20V
2K2
1
BC847BS
-12_20V
ID92
*
* *
*
*
7D18-1
7D15
3D39-2 ID13 ID93
2 7
BC807-25W
* *
7D30
4 GND-DL
22K BC857BW
ID14 5D18 *
18V2
SI4532ADY
6
220R
ID82 * * 5D12 *
3D60
2
7D16-1
BC847BPN
ID16
0R1 33u
1
* *
-17V4 7D14
BC847BW
ID23
* *
ID83
9D03-1
ID87 8
1
* * ID65
-16V9
7D16-2 9D03-2
4 2 7
ID86 *
* *
3D39-1 *
1 8 9D03-3
7D18-2
2D59
5 3 6
* *
22K
ID28 9D03-4
BC847BPN GND-DL ID35
3 2 4 5
ID32
-18V2
7D17
SI4532ADY
ID36
6
GND-DL
*
BC817-25W
*
GND-DL
4 5 6
7. 72
3D70 G11 3D79 G12 3D89 B4 5D16 G2 7D11-1 B6 7D18-1 E5
3D71 H3 3D81 G4 3D90 E9 5D18 F6 7D11-2 C5 7D18-2 G5
3D72 H11 3D82 C7 3D91 E9 5D19 F14 7D12-1 D4 7D19 F11
3D73 H3 3D83 C7 5D10 E7 6D10 B4 7D12-2 C4 7D20 E12
3D74 H11 3D84 B8 5D11 E15 6D11 C4 7D14 F4 7D21-1 F12
3D75 B9 3D85 B8 5D12 F6 7D10-1 B3 7D15 E5 7D21-2 F12
3D76 G5 3D86 C10 5D13 F14 7D10-2 F3 7D16-1 F5 7D22 G12
3D77 E6 3D87 C10 5D14 G7 7D10-3 F10 7D16-2 F4 7D23-1 E13
3D78 E12 3D88 C10 5D15 G15 7D10-4 B4 7D17 G4 7D23-2 G12
7 8 9 10
+12_20V
4
ID70
BC847BPN
5 7D25-2 4
BC847BPN
3 7D26-2
3
ID31
-17V4
ID91
6
ID30
FD73
3D82
2
7D25-1
BC847BPN
47K
1 6
7D26-1 2
ID63 ID72
BC847BPN
0V
1
-12_20V
+12_20V
-12_20V
*
ID10
ID67
2D64
INV-MUTE
* *
2p2
FEEDBACK
GND-DL GND-DL 2D65
FEEDBACK-LR
ID66
2p2
2D66
FEEDBACK-RL
2p2
*
ID74
ID24
3D51 2D27
5
GND-DL
ADAC2
FD27
10K 1u0
4
ID38
5D14
ID40
-12_20V
220R
*
2D60
1DM1
100n
EMC HOLE
GND-DL GND-DL 2D61 GND-DR
100n
2D62 GND-DL
100n
GND-D
7 8 9 10
7D24 E2 9D03-3 G6 FD49 B3 ID16 F6 ID28 G4 ID37 G11
7D25-1 C8 9D03-4 G6 FD54 B3 ID17 F13 ID29 G12 ID38 G10
7D25-2 B9 9D04-1 F13 FD73 C9 ID18 B5 ID30 C7 ID39 G2
7D26-1 C9 9D04-2 F13 ID10 E7 ID20 F2 ID31 B8 ID40 G7
7D26-2 B10 9D04-3 F13 ID11 E15 ID21 F11 ID32 G5 ID41 G15
7D30 E6 9D04-4 G13 ID12 E11 ID22 F12 ID33 G12 ID42 G3
7D31 E14 9D48 E2 ID13 E4 ID23 F4 ID34 G3 ID43 G10
9D03-1 F6 FD26 F2 ID14 F5 ID24 F8 ID35 G6 ID44 G2
9D03-2 F6 FD27 G10 ID15 F12 ID25 F1 ID36 G4 ID45 G13
11 12 13
overcurrent
** =
protection
DIVERSITY LIST
POS 2x8W (8 ohm) 2x15W (8 ohm )
2D15 100uF/16V ------------
2D18 100uF/16V ------------
2D22 ------------ 100uF/25V
2D23 ------------ 100uF/25V
2D26 100nF/16V 100nF/25V
2D27 100nF/16V 100nF/25V
2D28 ------------ 100uF/25V
2D42 100uF/16V ------------
2D44 100uF/16V ------------
2D48 2n2 1n5
2D50 2n2 1n5
2D52 ------------ 100uF/25V
------------
2D53 470nF/25V
2D54 ------------ 470nF/25V
2D55 ------------ 1n5
2D56 2n2 ------------
5 2D57 2n2 ------------
2D58 2n2 ------------
2D59 2n2 ------------
3D25 2 K 2 1 K 0
INV-MUTE
3D35 1K2 1K0
3D38 1K2
1K0
3D49 ------------ 15K
ID71
3D50 10K 3K9
-18V4
3D51 10K 3K9
3D54 ------------ 47K
3D64 1K2 1K0
3D65 1K2 1K0
3D90 ------------
3D91 1K2
5D12 33uH
------------
5D13 ------------ 33uH
5D18 BEAD 0805 220 E 100MHz ------------
5D19 BEAD 0805 220 E 100MHz ------------
6D11 BZX384-C18 BZX384-C27
7D18 SI4532 SI4559
7D23 SI4532 SI4559
7D24 ------------ BC817-25W
9D48 JMP ------------
*
7D20
3D40-3 ID12
3 6 *
7D23-1
22K BC857BW
BC807-25W
18V2
6
ID15
SI4532ADY
3D61
2
7D21-1
ID21
BC847BPN
ID17
0R1
1
*
-17V4
7D19 9D04-1
VP
BC847BW 1
ID22
*
9D04-2
ID78
2
ID76 7D21-2 *
BC847BPN 9D04-3
3 7D10-3
4 3
LM339P ID75
2D31 *
3D40-1
2 1 8 9D04-4
*
7D23-2
5 4
22n 22K ID29
7 8
GND-DR
12 ID33 ID45
3 2
-18V2 1
7D22 2D40
SI4532ADY
3D40-2 ID37
2 7
VN
1n5
22K
*
BC817-25W
3D69 ID43 3D70
3K9 100K
*
ID47
3D72
10K
11 12 13
ID46 H3 ID57 C3 ID70 B8 ID81 F1 cD04 D15
ID47 H11 ID60 B4 ID71 C10 ID82 F5 cD05 E15
ID48 B6 ID61 C4 ID72 C10 ID83 F6
ID50 B5 ID62 F1 ID74 F9 ID86 F4
ID51 B4 ID63 C7 ID75 F11 ID87 F4
ID52 B2 ID64 F14 ID76 F11 ID91 C10
ID53 B4 ID65 F6 ID77 F14 ID92 E6
ID55 C6 ID66 F9 ID78 F13 ID93 E6
ID56 C4 ID67 E9 ID80 E1 cD01 D15
14 15
B08A
A
B
C
D
cD01
cD04
GND-DR
cD05
GND-D GND-DL
ID11 5D11
E
+12_20V
220R
*
*
7D31 * *
*
ID77
5D19
GND-DR GND-DR GND-DR
220R
* * 5D13
*
33u
F
* *
*
8
*
7
*
ID64
6
*
2D58
5
GND-DR
GND-DR
G
5D15
ID41
-12_20V
220R
* *
GND-DR GND-DR GND-DR H
G_16840_064.eps
220107
14 15