Pioneer KEX-M9527ZT/UC Service Manual page 13

5
TUNER MIXING AMP
68K
68K
ER
UC/ML
NOTE :
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
5
6
BALANCE TO UNBALANCE
AUDIO
SELECTOR
FOR AMP
AUDIO
SELECTOR
FOR RSA
FM -14.4dBs
AM -11.5dBs
TAPE -7.5dBs
UC/ML
FM -14.4dBs
AM -14.8dBs
TAPE -7.5dBs
FM -17.3dBs
AM -13.4dBs
TAPE -7.5dBs
VDD 5V
Decimal points for resistor
and capacitor fixed values
are expressed as :
←
2.2
0.022
6
A-b
UNBALANCE TO BALANCE
UNBALANCE TO BALANCE
HARD MUTE
B.UP
ILL
SENSE
SENSE
ACC
SENSE
The > mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.
2R2
←
R022
KEX-M9527ZT/UC
7
A
MAIN UNIT
SYSTEM MUTE
(AMP)
SYSTEM MUTE
(RSA)
>
7
8
A
L-
L+
R+
B
R-
L-
L+
C
D
FM -4.6dBs
AM -1.7dBs
TAPE +2.3dBs
UC/ML
FM -4.6dBs
AM -5.0dBs
TAPE +2.3dBs
FM -11.6dBs
AM -7.7dBs
TAPE -1.8dBs
A
13
8