Tuner Amp Unit - Pioneer DEH-P840MP Service Manual

5
found on some component parts indicates
ce of the safety factor of the part.
hen replacing, be sure to use parts of
ignation.
ASL
L
FM:+2.6dBs
AM:-7.9dBs
IP-BUS:+8.3dBs
CD:+8.1dBs
CONTROLLER
5741A
MP, P8400MP)
5740A
8450MP)
SW
VDD
BL+B
REG
ILM+B
REG
5
6
SPECTRUM
ANALYSER
RESET
SYS+B REG
**
**
R626 R628
DEH-P840MP Not used 100K
DEH-P8400MP 100K Not used
DEH-P8450MP Not used 100K
MUTE
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.
6
7
DEH-P840MP,P8400MP,P8450MP
A-b
A

TUNER AMP UNIT

HI-OUT
MUTE
PAL007A
POWER AMP
5V REG
VDD REG
SENSE
TEL MUTE
Decimal points for resistor
and capacitor fixed values
are expressed as :
←
2.2 2R2
←
0.022 R022
7
8
RCA OUT
12
SUB
WOOFER
11
L CH
10
SUB
9
WOOFER
R CH
8
FRONT
7
L CH
6
FRONT
5
R CH
4
REAR
3
L CH
2
REAR
1
R CH
FM:+10.1dBs
AM:-0.4dBs
IP-BUS:+15.8dBs
CD:+15.6dBs
>
CEK1136
10A
GND
ILL
B.REM
ACC
TEL
RL—
FL—
RL+
FL+
RR—
FR—
RR+
FR+
FM:+28.6dBs
AM:+18.1dBs
IP-BUS:+34.3dBs
CD:+34.1dBs
A
A
21
8
A
B
C
D