Harman Infinity REF-551a User Manual

1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
PGND
+12V
2
2
1
1
F1A
35A
4
4
3
3
F1B
35A
C3
105
PGND
P+12V
R18
2K
R24
2K
S D
G
M1
IRF3205
SD
G
M3
IRF3205
R12
47R
R26
47R
S D
G
M2
IRF3205
R11
47R
SD
G
M4
IRF3205
R27
47R
P+12V
C34
3300uF/25V
C35
3300uF/25V
C28
3300uF/25V
R28
33R/0.5W
C25 102
C18
101
C37 103
C38 104
C40
472
R9
33R/0.5W
C16
472
D3 RS1G
D5
RS1G
D7
RS1G
D6
RS1G
D8
RS1G
D9
RS1G
R13
22R/0.5W
C27
102
C42
681/1KV
C56
104/250V
IN
3
IN
1
OUT
2
D14
MUR1620CA
IN
3
IN
1
OUT
2
D15
MUR1620CT
GND
C59
681/1KV
C52
681/1KV
C54
681/1KV
C53
681/1KV
R39
47R/1W
C48 104/250V C50
2200uF/80V
C57
103/250V
C49 103/250V
C55 2200uF/80V
R35
12K/1W
R37
12K/1W
+B
-B
C17
220uF/35V
C32
220uF/35V
C22 104
C26 104
C20
100uF/25V
C33
100uF/25V
C30
104
C19
104
+12V
-12V
R3
22R/0.5W
C9
102
R23
3.3K
C39
104
R22
33K
B
CE
Q6
2SC1815
D10
BAS316
D11
BAS316
C60
104
R46
4.7K
PGND
GND
R8
22R/1W
C8
220uF/35V
C7
104
C12
100uF/25V
C10
104
+12V-B
1000V
3
4
5
6
8
1
2
7
9
11
12
13
14
T1
4.5:25.5:7.5:7.5:7.5
1CN1
CN1
1
CN3
CN1
1
CN2
CN1P
REM
R25
2.7K
D1
6A10
TP3
TP1
TP2
TP4
TP6
TP5
G
1
OUT
3
IN
2
U4
7912D
G
2
O
3
I
1
U3
7812M
G
2
O
3
I
1
U2
78D12
C21
105
C29 105
+12VA
PGND
REM
C23
104
C31
104
GND
R36
12K/1W
R38
12K/1W
C51
470uF/100V
C58 470uF/100V
AGND
R42
4.7K
R48
2.2K
R50
56K
R43
4.7K
Q11
2SC1815
Q9
NF
PGND
R45
2.2K
R49
56K
C61
106
PGND
WHITE
RED
+12VD
1 2 3
CN4
1.25/3P
R40
1K
D16
BAS316
PGND
PGND
PGND
TO: ࡳᬒᣛ⼎♃
㑶♃҂㸼⼎ֱᡸ⢊ᗕ
ⱑ♃҂㸼⼎Ꮉ԰⢊ᗕ
TP7
L9
252/100M
L11
252/100M
L10
252/100M
GND
GND
PGND2
L3
220R/100M
L4
220R/100M
L6
220R/100M
R19
22R/1W
R2
22R/1W
OGND
1 2
L8A
18uH
3 4
L8B
18uH
5 6
L8C
18uH
L5
220R/100M
SD
L7
220R/100M
+VCC
-VCC
4
6$
R47
2.2K
R44
2.2K
LED
SD
C5
47uF/25V
PROT
+
1
-
2
FED
3
DT
4
CT
5
RT
6
GND
7
OP1
8
E1
9
E2
10
OP2
11
VCC
12
13
REF
14
-
15
+
16
8
7/
5 .
5
.
& 
&

5
.
4
6$
&

5
.
&

5
.
5
.
&

5
.
5 .
5
.
'
%$6
4
6&
EC
B
4
6$
'
1)
5
.
5
.
4
6&
& 
&

&

PGND PGND
PGND
PGND
PGND
PGND
PGND
5
.
AK
'
1)
5
.
5
.
5
.
106
&
REM
EC
B
4
6$
5
.
E C
B
4
6$
5
.
PGND
4
6&
C15
22U/16V
+12VD
C14
10U/25V
P+12V
P+12V
P+12V
P+12V
PGND
LED
PROT LED
K1
K2
AUTO ON
&

C98 104/250V
C109
104/250V
SW1
80C
PGND
+12VA
-12VA
R117
4.7R
R116
4.7R
-VCC
-VCC
C6
105
1 2
L1A
L2-2
3 4
L1B
L2-2
L2
L1
R41
330R
GND
1 2
43
U6
P185
+12VD
MUTE

Harman Infinity REF-551a Specifications

General

Brand	Harman
Model	Infinity REF-551a
Category	Car Amplifier
Language	English