Pioneer xrp 470 c service manual

Page 1

(ID PIONEER

TheArlofEImimant

Service
Manual

RRV1 724

STEREO CD CASSETI'E DECK RECEIVER

XR-P470C

XR-P37OCR
XR-P37OC

0 Refer to the service manual RRV1690 for XFI-P470CIDD.

THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEMS) AND TYPE(S).
Model
Type xn-moc xn-Pamn XR-P37DC

MYXK O O O A0220 - 230V
NVXK 0 - O AC230V

Power Requirement Remarks

CONTENTS

. SAFETY INFORMATION .......
. CONTRAST 0F MISCELLANE
. PCB PARTS LIST ..............
. SCHEMATIC DIAGRAM
. PCB CONNECTION DIAGRAM ..
. ADJUSTMENT .......................
. GENERAL INFORMATION

7.1 DISPLAY ..........................

\IUIUvDUN

PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, Japan
NONE. ELECTROMS SERVICE, Im. P.0.Box 1760, Long Beach, CA 90801-1760, U.S.A.

PIONEER ELECTROMD [EUROPE] N.V. Haven 1087. Keetberglaan I, 9120 Melsele, Belgium

PIONEER ELECTRONICS ASIAGEN'I'HE PTE. LTD. 501 Orchard Road, 110-00 Lane Crawford Place, Singapore 0923

© PIONEER ELECTRONIC CORPORAHON 1996 T-HK DEC. 1995 Printed in Japan

Page 2

XR-P47OC, XR-P370CR, XR-P370C

1. SAFETY INFORMATION

- VAHD! - WARNING!
AVATTAEssA JA SUOJALUKITUS DEVICE INCLUDES LASER DIODE WHICH
OHITETTAESSA DLET ALTTIINA EMITS INVIsIaLE INFRARED RADIATION
NAKVMATTOMALLE LASERsA-IEILVLLE. WHICH Is DANGEROUS TD EVEs. THERE Is
ALA KATSO SATEESE EN. A WARNING SIGN ACCORDING TO PICTURE
LASER 1 INSIDE THE DEVICE CLOSE TO THE LASER LASER
KIN! 1 DIODE. Picture 1
ADVAnsEL - usm'3i'y" Wamin signio.
USYNLIG LASERSTEALING VED AENING "m'msmmk' u" "°'"'°"
NAR SIKKERHED SAFBRYDERE En UDE AF IMPORTANT
FUNKT'ON- UNDGA UDSETTELSE FOR HIS PIONEER APPARATUS CONTAINS
STRAUNG- LASER or CLASS 1.
SERVICING OPEnAnoN OF THE APPARATUS
SHOULD BE DONE BY A SPECIALLY
_ VARNING! -____ INSTRUCTED PERSON.
OSYNLIG LASERSTHALNING Nita DENNA
DEL An OPPNAD OCH SPARREN
AR URKOFPLAD. BETHAKTA EJ STRALEN. _ USE D'ODE CHARACTERISTICS -
MAXIMUM OUTPUT POWEH: 5 mw

WAVELENGTH: 780-735 nm

LABEL CHECK

MYXK TYPE NVXK TYPE

CAUTION
INVISIBLE IAssII IIADIAIIoN
WHEN OPEN AVOID
EXPOSURE It) BEAM

mm

Additional Laser Caution
1. Laser Interlock Mechanism

The position of the switch ($8501) tor detect'ng loading
state is detected by the system microprocessor. and
the design prevents laser diode owllation when the
switch (58501) is pressed physically.
Thalheinmflmlugerfufionilmemfiasot)
'5 released physically and debemq.

The interlock also does not function in the test mock-3*.
Laser diode oscillation will continue. it pin 62 at
LA924OML (ICBtOI) on the CD ASSY mounted on the
5M Loading Mechanism assembly is connected to GM D.
or else the terminals of 08101 are shorted to each other

(fault condition).
m 2.When the cover is opened, close viewing of the
EEF§::H{=_.==:£:E C objective lens with the naked eye will muse exposure

to a Class1 laser beam.

ml. ., mu...

MYXK TYPE

* : Refer to page 54 on the service manual RHV1390.