Bang & Olufsen Type 2651 Service Manual page 32

2 - 1 2
DIAGRAM C
2 - 1 2
2
3
4
5
6
1
I N / O U T
O U T / I N
O U T / I N
I N / O U ]
CONTROL 8
CONTROL C
V S S
CONIROL R
CONTROL I)
I l l l 0 u T
O U T / I N
O U T / I N
I N / O U T
'1720
1121
HEF?O69U8T
r*
l v c c I
l -
| ,.{t-
l r \
Lf,___J-
v c c
VR
136 l 9
'1
.
PB T"EYIL
B DEC|( L
o | - . - | _ | | / ' R E c t
P 8 I N 8 L E F T
I
r---------------r
NS/HS
' l
4 M U 7 | 1 0 0 P I
1 2 6 6 9 1 2 ? 6 5 1 2 6 8 s
t 1 0 0 P t r N s i i N
1 6 3 r
I uo
I
lu*o
lQl3srs
l=l
T
I
l v R D
nUTE: I
L
H S - R E C : V C C
^
R E C : I / 2 V C C
[ J P 8 : 0
c
I
I r r = v c c
C R 0 2 = 0
0 E C K 8 = V C C
0 E C K f l = 0
7 0 P
5 6 2 8
.3v 3688 .
2!18
Tff' T1N5 T^
L 2612 vR I l vRD
.31_____--f-<
*trau
330N
lYl
2614 36so vR T
,/|;;-1@<
I
v R 0
PB I..EYEL ll?;^,^,,
B DECI( R
P 8 R 6 \ l s _ 4 \ 1 3
I E
1 7 2 0 l d
H E F T O 6 9 U B T ' "
t[/cR
EQUAUZATIOTI
RIC AMPUIIIR LIIT
NJf134 1 5I]
?70s
2103
2 i 0 9
1 0 0 P
2 2 N
3 ? 1 5
7 0 P
SPE[D
EqUAUZAIIOII
3 9 0 5
uu7
125
3
7 7 0 5
N J M3415D
?'ll0
: 1 0 0 P
OSC CONTROL
RIC I^EVEL R
2138
4MU1
VCC
l 7
3 7 4 0
21 46
1 1 8
3 N 3
v R 0
.E
I
vR0
PVCC
3 1 2 1
1721
HEFTO69UBT