Kenwood LSM 31 Service Manual

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RXD-M31 MD

CONTENTS / ACCESSORIES / CAUTIONS

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Contents
CONTENTS / ACCESSORIES / CAUTIONS.
EXTERNAL VIEW ......
BLOCK DIAGRAM .....
CIRCUIT DESCRIPTION.
ADJUSTMENT.
WAVE FORM

Accessories
,

FM indoor antenna (1)
(T90-0801-05)

Loop antenna (1)
(T90-0846-08)

Remote control unit (1)
(A70-1241-05) :RC-F503 (K,P,M)
(A70-1287-05) : RC-M0505E (E,T)

Battery cover (A09-11 14-08)

System configuration

SYSTEM MAIN UNIT SPEAKER
HM-381MD RXD-M31MD ~>:

>:< Refer number for LS-M31(M). refer to parts list on page 52.

Cautions

Batteries (Re/AA) (2)

PC BOARD ..
SCHEMATIC DIAGRAM ..
EXPLODED VIEW
PARTS LIST....
SPECIFICATIONS

AC plug adaptor (1)

(E03-0115-05)
cord to the shape

®jw
of the wall outlet.

(Accessory only for regions where
use is necessary.)

Use to adapt the
plug on the power

Note related to transportation and movement
Before transporting or moving this unit, carry out the follow-
ing operations.

0 Remove the CD or MD from the unit.

9 Press the Mn key of the MD.

Press the NII key of the CD.
Wait for some time and verify that the display becomes
as shown in the figure.

0
0

6 Wait a few seconds and turn the unit OFF.

Operation to reset

The microcomputer may fall into malfunction (impossibil-

ity to operate, erroneous display, etc.) when the power

cord is unplugged while unit is ON or due to an external

factor. In this case, execute the following procedure to

reset the microcomputer and return it to normal condi-

tion.

0 Please note that resetting the microcomputer clears the
contents stored in and it returns to condition when it left
the factory.

Unplug the power cord from the power outlet then, while
holding the set/demo" key depressed, plug the power

cord again.
fldceml

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6-4 Test mode cl CD player
6471 Main unit
(1) SetIing m the test mode
the pressing the [CD PLAY] key plug Ihe AC
power cord rmo an AC cutIeI.
(2) Cancerrng oI lhe test mode.
Unprug the AC power cord Ircm AC power outlet.
(3) Operatrorr

7. MD mechanism error message

DISPLAY DESCRIPTION
BLANK DISC Nun Reccrded dISc
CAN'T COPY Irrtrrort Ia record by SCMS
CAN'T EDIT Irrtrrort to edrt by MD standard
CAN'T REC Irrnrort to record by drsc damagemu or more

deIecIs/reccrdadre cIusIer re a)

KEV DISPLAY OPERATION
[CD PLAV] POWER ON SEL CD
rAC CD 5 0 Mecharnnralrzaucn
STOP CD 5 or STOP
CD 5 u5
AV/PAUSE PLAY MARK o5 MODE
PAUSE
ON y
l T
PLAV CD 5 03
(CychczHy PAUSE MARK 73 MODE

(TRACKING SERVO OFF)

DISC ERROR

OR UTOC read END! or FTNO>LTNO

(edmrecerd) peImII ALL ERASE unry

DO SIarI address TNO>errdIess TNO

(craycackr rrandre poDI TNO as 186

(edmrecerd) permd ALL ERASE unry

Cu . Wrrte pcordata m UTOCU

01 . Wme paordaIa In DToCt

02 . Wrrte poordaIa In UTOC2

04 . wme DDordaIa In DTDC4

(pray back) oraydacK everr II address

changed) ON .. rdor(Cu)
(edII/record) permrt ALL ERASE only
"dcam" DISC FULL ND recordadre area
Adjuslmem varue/Mean
we [imp mode WHEX MECH ERR" 1043 . head pcdr down
2023 : tread pcdr up
SKIP DOWN CD 5 553;" 53% 5:55," nD dISC Nd dlsc In Me umI
TEE: gm: :3: NO TRACKS DISC recorded We crrry
FERF FE We We NOT AUDIO Drac recorded audID srgrrar.
TErvc rs vame VCvaIue PLAV 0va Reccrd ID muslc dIsc
SKIP UP CD 5 05 Read woe pray PROTECTED Record drsc InthIIed ID reCDId
READING In mode at readrng TOC or moo
SRCH ERR" 30 Search (me over rn DIaybaCk FF or FE
at Search trme over rn REcePADSE
32 Search tlme over In Iecurd
TEMP ovER Hrgrr lemperalwe
TITLE FULL npuI Dver letter or (IE
UNIT ERROR Hardware damage
UTDC w ERR Errcr ct wmmg Id UTOC
WRITING In wrmng 10 UTOC

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