Pioneer Super Tuner III DEH-P7400MP, Service Manual

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26
DEH-P740MP,P7400MP,P7450MP
A
1
2 3 4
B
C
D
1 2
3 4
3.4 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)(DEH-P7400/XN/UC,P7450/XN/ES
A
A-a A-b A-a A-b
A-a A-
2
3
1
4
EJECT
11 10 9 8
7 6 5
4 3 2 1
R018
R018
1R6K
1R6K
2R7K
2R7K
Decimal points for resistor
and capacitor fixed values
are expressed as :
2.2 2R2
0.022 R022
←
←
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.
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
NOTE :
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
PANEL UNIT
KEYBOARD UNIT
CN1901
FM/AM TUNER UNIT
CN901
IP-BUS
IP-BUS
DRIVER
SYST
ANTENNA
JACK
CD CORE UNIT(S9MP3)
VD REGULATOR
D
B
C
FM(100%):-19.5dBs
AM(30%):-30.0dBs
CD:-0.2dBs
IP-BUS:+2.2dBs
FM: -20.
AM: -31.0
IP-BUS: +2.
CD: -0.
VDD VD VD CSENSOUT RESET BRST
BRXEN BSRQ 3VREG Rch AGND Lch VDCONT BSCK BDATA GND GND PGND PGND
BSO
BSI
BSCK
NC BRST BRXEN BSRQ NC NC NC NC CSENSOUT
A-a
B