Yamaha cdx 1110 u

Page 1

COMPACT DISC PLAYER

CDX-1110/CDX-1110U

SERVICE MANUAL

l RS-CDX1110 (
IMPORTANT NOTICE

This manual has bcen provided for the use of authorized Yamaha Retailers and their service personnel.
lt has been assumed that basic service procedures inhcranl to fill: industry, and more specifically Yamaha
Products, are already known and underslood by lhe users. and have therefore nol hL-Ln rtxtztcd.

WARNING: Failure to follow appropriate service and grew procedures when servicing this product
may result in personal injury. destruction or expensive components and failure of the
product to perrorm as specified. For these reasons, we advise all Yamaha product owners
that all service requtted should be performed by an aumorlled Yamaha ReLt'lt-t hr the
appointed service representative.

IMPORTANT: The presentation or sale of this manual to any indivtdual or llrm c m not commute
authorization, certification or rccogniuon or any appllcablt: [ccllnltd capabilities, or
establish 2 principleagent relationship oI any form.

The data provided is believed to be accurate and appllcable to the unitls) indicated on the cover. The

research, engineering, and service dcpanmcnts 0! Yamaha are continually erivlng to improve Ynmalta

products. Modifications are, therefore, inevilablc and specificatlons are subject to change wlllloul notice tv

obligation to retrofit. Should any discrepancy appear to exist, please contact the distributor's Scrxlce

Division.

WARNING: Stall: dlschalgcs can deeroy expensive components. Discharge any sutic electricity your
body may have accumulated by grounding yourself to the ground buss in the unil (heavy
gauge black wircs connect to this buss).

IMPORTANT: Turn the unit OFF during disassembly and parts replacement. Recheck All work before
you apply power to the unit.

I CONTENTS ,

TO SERVICE PERSONNEL ................ 1/2 ADJUSTMENTS .................... 10 N 26
INTERLOCK OPERATION . 3 LSI DATA ........................ 27 ~ 33
SPECIFICATIONS ...... 3 IC BLOCK .............

REAR PANELS ......... 4 FL DISPLAY DATA ........

BLOCK DIAGRAM ...................... 5 WIRING .............................
PROTECTION LEVER FOR TRANSPORTATION . 6 PRINTED CIRCUIT BOARD ............ 40 ~ 45
INTERNAL VIEW . . .. 6 SCHEMATIC DIAGRAM. . .

DISASSEMBLY PROCEDURES ............. 7 PARTS LIST ............

CHIP COMPONENT DESCRIPTION .......... 8/9

YAMAHA CORPORATlON

PO Box 1. Harnarnalsu.Japan
3.2x-325 l:| Wptlnted in Japan 'BSJ

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CDX-1 'I 'IO/CDX-I 'I'IOU

ITO SERVICE PERSONNEL

1, Critical Components Inlormaiion
Components having speCial characteristics are marked
and must be replaced WlTh parts having SpECIIICaIIOnS equal
IO those originally installed

EQUIPMENT AC LEAKAGE TESTER

2. Leakage Current Measurement (For 120v Model Only] UNDER TEST OR EQUIVALENT

When service has been completed, it is imperative that you

verin that all exposed conducnve surlaces are properly ~-

insulated lrom supply CIrCuIIS. Q1 :D
0 Meter impedance should be equivalent to 1500 onm shunted WALL

_ F :l _
015 OUTLET INSULATING TABLE -

o Leakage current must not exceed 0.5mA.

0 Be sure to test [or leakage With the AC plug in both polarities.

I POLARIZATION (U, C models only)

This CD player product is equipped with a polarized alter-
natingcurrent line plug (a plug having one blade wider than
the other). This plug will Iit into the power outlet only one
way. This is a safety Ieature.

CAUTION - USE OF CONTROLS, ADJUSTMENTS, OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE
SPECIFIED HEREIN, MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.

THE COMPACT DISC PLAVER SHOULD NOT BE ADJUSTED OR REPAIRED BY ANYONE EXCEPT
PROPERLYQUALIFIEDSERVICEPERSONNEL

U.S.A. model

DANGER-Invisible Iaset radiation when open
and interlock Tailed or deIeatelI.

AVOID DIRECT EXPOSURE TO BEAM (085374)

Canadian model

CAUTION VHAIARDDUS [ASEO AND
IlEEIRDMAGNHlL RADIATION WNIN
D?!" AND INIKRIDEK DUE-(D

ATTENTION , RAvolilitth IASIII

[I (ttclnoMAwllnut lJANEtlItux SI
DUI/(III AVIC l tuctmmmtuv ot
stculllt ANNUlt lKIIIAIIi

BOTTOM SIDE

THIS PRODUCT CDMPLIES WITH UHHS RULES 2| CFR
SUBCHAPTEH J APPLICABLE AT DATE OF MANUFACTURE

mum CORPORATION. ,
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HAMAMAISU-SHI. rs/

SIIIIUDKA-IIENJAPAII

MANUFACTURED B! o 0 E e

MANUFADTURED:

LASER BEAM RADIATION SPOT

Laser Beam Radiation

I Laser Diode Properties
Material: Ga-AI-As
Wavelength: 755 - 805 nm (25°C)
Laser Output: Continuous Wave max. 5 mW

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CDX-I'I'IOU