Pioneer KEH-M5500 UC Service Manual page 32

Multi-cd control fm/am tuner deck amplifier
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TUNER AMP UNIT
Consists
of
Tuner
Amp P.C.Board .
Tone
Control
P.C.Board
Pre Out
P.C.Board
Drgeetibhl
yas?
(176)
Sumig)
(274)
Thtpee
TREBLE
Pale
eee ee
TT
|
wn [2
werTO
B
I
J
:
I
ance
__LOUONESS
BAL
=e
VOLUME
WR4S1 (5/7) Pot
vee 1/7) PRE-FADERI
R451 (3, 4/7)
+19.S5dBs
1
1
i}
1
1
m+
:
=
=i]
1-22.5¢Bs
1
C Jae
{
Los
TC] me
lm
{_o
Re
{0
H
erest
.
i
eee
0
BUP
per)
"
mae |
-
STAND-BY. CONTROL
=O)
[ee
[oe ee
:
aera
hi
ae
SYSTEM
z
eS
ORIVER
iam Oe
1
PT
UT
\s
oti
=
|
rT yt |
\
woes
[hy
se
iH
:
"
rity TTT
1
jinn
|
'
;
als
PU
ee
eae
i
a
5 {1
rr
Lad
"~ |
me
a
ea
RCC SENSE |
'
1C251
MB3106M
meu 0
'
'
t
'
|
-3.8dBs
|
(CD @d8)
|
iat
|
\
!
2
=
NOTE.
a
1
<2
Svmbolsindicates
a resistor.
Decimal
points
for resistor
yt
1
No differentiation
is made between chip resistors
and
and capacitor
fixed
values
aa
Q
1
1
discrete
resistors.
=
H
a
are
expressed
as:
ao |
|
TO
'4h Symbol
indicates
a capacitor.
,
2.2-2R2
=
/
:
CASSETTE MECHANISM
adh Ceraneiaclod. (8 made: Eaten city: capaci tues and
8. O22-RO22
iscrete
capacitors.
pes
|
ASy
(ae nes
\
SWITCH:
CN4
:
TUNER
AMP
®.C.8OARD
shoe oases eee tay Eee Sh
$951: 0E€TACH
SWITCH:------ON-QEFE
The
undertined
indicates
switch
position.
38
Fig. 11

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Keh-m580 usKeh-m4500 usKeh-m4500 x1hKeh-m5550 es

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