Pioneer DEH-225 Manuale di servizio - Pagina 28

Sfoglia online o scarica il pdf Manuale di servizio per Lettore CD Pioneer DEH-225. Pioneer DEH-225 50. High power cd player with fm/am tuner

DEH-59,52,525,49,42,4925,225
523,323,223
10. BLOCK DIAGRAM
TUNER
AMP
UNIT
FM/AM
TUNER
UNIT
T31
Q31
CF51
FM MIX
FM IF
ANTENNA
FCNSO1
JACK
CO
cs
449
15
174
[19
FM | 34
osc
PA4023A
il
25
30
a201 a202
AMRE/AGC
&
Fs
Q 951
Lig
TUNER +B
X501
SWITCH
BUS
B.U =>
Q 981
TUNER +B
REGULATOR
Ic 501
0984
AM/EM 48
PM2004A
9 |
:
eevee
SYSPW
Q 952
PU
UNIT
CONTROL
UNIT
SERVO/DSP
IC 601
ic 201
10|
TA2063F
UPC2572GS
UPD63702GF
FOCUS ACT,
TRACKING ACT, fa
Q603
COMUTE
SPINDLE (i)
MOTOR
"T
Eos
(s) 3
DETECTOR
=
©
P.C.BOARD
_Loapine
o
LOADING MOTOR
MOTOR
DRIVER
29
VD REGULATOR
Q 641
BUZZER DRIVER
BZ60!
ALARM
|
D
BUZZER
4
TUNER Leh
-
IC 451
INPUT SELECTOR/ELECTRONIC VOLUME
SN761025DL
Q 441
CD
Lech PEE
SL
POWER
AMP
VDT/VCK/VST
FL | 14
is
|
A
<
SYSPW
LDET
WW
Q 953
OFF MUTE
Q972
BSENSE
DRELAY
DRSENS
SYSTEM
DOORH
CONTROLLER
CLAMP
Ic 601
DSCSNS
EJTSNS
PDRO27A
CDEJET
ILMPW
CDLOAD
CD5VON
VDCONT
Q 992
x601
Q 973
VD CONTROL
30
IC 961
TPDIO18F
Q 631
DOOR SENSE
ILM POWER SWITCH
5V REGULATOR
:
Ve
Q 432
cn422
MUTE
&)
:
Q 433
MUTE
cN421
&)
CN9S!
FRONT Lch +
(1)
FRONT Lch -
(7)
REAR Lch +
4)
REAR Leh - 4 (12)
a971
Bud
®
©) FRONT Lch PRE OUT
(©) REAR Leh PRE OUT
Ci]
FRONT Lch SPEAKER
| TD
TD
REAR Lch
SPEAKER
00-070
BACK UP
ACC
==
B REMOTE
o/o-—C
JIT
ConTROL
C dr]
RELAY SWITCH
A" __0) DOOR SWITCH
KEY BOARD
UNIT
REMOTE
REM IN
SENSOR
De
KEY/LCD
DRIVER
IC 902
pPDT
RPM-678CBR
KYDT
Ic 901
PD6122A
IL901~IL905
Fig. 6