Kenwood DPFR 3030 Service Manual

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CD7403(K)COVER1,1P( 9912.7 4:06 PM «Ks/2

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MULTIPLE CD PLAYER

(DAWMWSWWM6

KENWOOD

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SERVICE MANUAL

©1999-12/851-5591-00 (K/K) 3475

Knob
(K29-)

Front glass
(810-3518-03)

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powgn

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(Q was

Panel

(A60-)
AC power cord Miniature phone jack
(530-) (E11-0347-05)

Panel(TRAY) *
(A29-)

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Phone jack
(E11-O127-05)

Metallic cabinet
(A01 -)

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whim

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max at amt

Phono jack Oscillating module

(E63-0122-05) (W02-1

Power cord bushing Phono jack
(J42-0083-05) (E63-O199-05)

114-15)

* Refer to parts list on page 18.

In compliance with Federal Regulations, following are repro-
ductions of labels on, or inside the porduct relating to laser
product safety.

chapter Jr

defeated.
AVOID DIRECT EXPOSURE TO BEAM.

KENWOOD-Crop. certifies this equipment conforms to
DHHS Regulations Not21 CFR 1040. 10, Chapter 1, Sub-

W/o
DANGER : Laser radiation when open and interlock I

fii

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CD7403(K) COVER1,1P( 99.12] 4:06 PM \°-A7 3

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CD-403/403-S/404/406/DPF-R3030/R3030-S/R4030/R4030-S/R6030

CONTENTS / ACCESSORIES / CAUTIONS

Contents
CONTENTS / ACCESSORIES / CAUTIONS.... 2 SCHEMATIC DIAGRAM ..
CIRCUIT DESCRIPTION .................................. ....3 EXPLODED VIEW ...........
ADJUSTMENT.... ....5 PARTS LIST ..............
PC BOARD ......... .. 6 SPECIFICATIONS ..... Back cover
Accessories
I \
Audio cord (1) System control cord (1) AC plug adaptor (1)
(E30-0505-05) (E30-2816-05) (E03-0115-05)
I
Use to adapt the plug on the power cord
. , to the shape of the wall outlet.
Remote control unit (1) Batteries (RB/AA) (2) (Accessory only for regions where
(Except for CD-403/DPF-Fl3030) (Except for CD-403/DPF-Fl3030) use is necessary_)
(A7D-1339-05): RC-P0711
@g
Battery cover (A09-0356-08)
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Cautions

Operation to reset

The microcomputer may malfunction (impossibility to operate, erroneous

display, etc.) when the connection cords are unplugged while the unit is
ON or due to an external factor. In this case, execute the following
method to reset the microcomputer and return it to normal condition.

Unplug the power cord from the power socket and plug the power
cord into the socket again.

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CD74031NTERNET 99.12.74:36PM \'~/°5 /\

Pin No. Pin Name l/O Description H ACT'VE L
CD-406: FL indication for DISCI. LED ON
74 LED
HSEG15 O CD-403/404: FL segment control. SEG, LIGHT ON
CD-406: FL indication for DISC2. LED ON
7 LED2 E 1
5 /S G 4 O CD-403/404: FL segment control. SEG. LIGHT ON
CD-406: FL indication for DISC3. LED ON
76 LED3/SE613 O CD-403/404: FL segment control. SEG. LIGHT ON
CD-406: FL indication for DISC4. LED ON
77 LED4/SEG12 O CD-403/404: FL segment control. SEG. LIGHT ON
CD-406: FL indication for DISCS. LED ON
78 LEDS/SEG1 1 O CD-403/404: FL segment control. SEG, LIGHT ON
79 VLOAD - Power supply(-35V).
80-90 SEGtO-SEGO 0 FL segment control.
91-100 GRID9-GRIDO 0 FL grid control.
2. Test mode
2-1 How to set up the test mode.
While pressing the REPEAT key, insert the AC plug to the AC wall outlet.
2-2 Contents of the test mode.
FL INDICATION
KEY DESCRIPTION
CD-406 CD-403/404
AC IN with pressing TEST tESt The unit is entered to 03 mode if the disc is on the tray, and
the REPEAT key. 03 O3 then the tray opens.
: 05 :
PLAY/PAUSE 0053 XXX" 03 X_XX_X 05:F/T SERVO ON » 03:F-SERVO ON and T-SERVO OFF
(3 UP _ _ FL all light on a 'Niagara mode a normal indication
CD-403/404: all light off
FF FEED OUT Fed Out The pick up travels outwards.
FB FEED IN Fed In The pick up travels inwards.
. Stop the function.
NG' BLINK'NG Shows the result of selfiadjustment.
O7 XX.XX
08 XX:XX O7 EF/FB
STOP . 08 TG/FG
09 XX.XX
_ 09 FE/RF
10 XX.XX
Indication value' HEX 10 ENG
Mode changes alternately by the STOP key.
DOWN - - Release the test mode.
2-3 Judgement extent for result of self-adjustment.
ITEMS JUDGEMENT EXTENT(OK)
EF BALANCE adj.: EF NONE
- F» GAIN :FG 0D~7EH
AUTO'GA'N ad" T-GAIN :TG 09~7EH
FE NONE
. RF 80~CDH
AVERAGE ad]. TE 3F~COH
VC 19~E6H
3. lnitiallizing
KEY FL 'ND'CAT'ON DESCRIPTION
CD-406 CD-403/404
- Traverse moves to down- ward.
While pressing the - Initialized EEPROM data.
CLEAR key, insert the
AC plug to the AC wall lNlT OK Inl O O NORMAL
outlet, lNlT MECH NG Inl - O MECHANISM NG
lNlT EENG Inl O - EEPROM NG

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