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Kenwood DP-SG7 Service Manual
Kenwood DP-SG7 Service Manual

Kenwood DP-SG7 Service Manual

Compact disc player
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COMPACT DISC PLAYER

DP-SG7/SG7G
SERVICE MANUAL
Indicator
(B12-0318-04)
617
on/standby
651
Knob (POWER)
(K29-6741-04)
Rectangular receptacle
(E08-0312-05)
R
PLAY OUT
Oscillating module
(W02-1114-05)
In compliance with Federal Regulations, following are repro-
ductions of labels on, or inside the product relating to laser
product safety.
Refer to DP-SE7 service manual (B51-5371-00),
if require the circuit description.
Panel
(A29-1058-03)
compact disc player
'
606
Panel
(A60-1671-03)
Metallic cabinet
(A01-3313-01)
SYSTEM
CONTROL
DIGITAL OUT
OPTICAL
L
Phono jack
(E63-0122-05)
© 1999-7/B51-5542-00 (K/K) 2299
616
24bit Fine D.R.I.V.E.
D.R.I.V.E.with 24bit D/A converter
604
Front glass
(B10-2372-03)
AC power cord *
(E30-)
* Refer to parts list on page 15.
KENWOOD-Crop. certifies this equipment conforms to
DHHS Regulations No. 21 DFR 1040. 10, Chapter 1, Sub-
chapter J.
DANGER : Laser radiation when open and interlock
defeated.
AVOID DIRECT EXPOSURE TO BEAM
SUB panel
(A22-1778-31)
603
0
6
7
repeat
4
¢
1
space
time
650
Knob
(K29-7571-03)
Power cord bushing
(J42-0083-05)
Illustration is DP-SG7.
70%

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Summary of Contents for Kenwood DP-SG7

  • Page 1: Compact Disc Player

    * Refer to parts list on page 15. In compliance with Federal Regulations, following are repro- KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No. 21 DFR 1040. 10, Chapter 1, Sub- ductions of labels on, or inside the product relating to laser chapter J.
  • Page 2: Table Of Contents

    DP-SG7/SG7G CONTENTS / CAUTIONS Contents CONTENTS / CAUTIONS.......... 2 SCHEMATIC DIAGRAM ..........7 DISASSEMBLY FOR REPAIR........3 EXPLODED VIEW ............13 ADJUSTMENT ............4 PARTS LIST..............15 PC BOARD ..............5 SPECIFICATIONS ........Back cover Cautions Operation to reset The microcomputer may fall into malfunction (impos- DP-SG7 sibility to operate, erroneous display, etc.) when the...
  • Page 3: Disassembly For Repair

    DP-SG7/SG7G DISASSEMBLY FOR REPAIR How to open tray if not comes out. 1. Insert screwdriver to hole on bottom plate and turn screw clockwisely about 100° (1). 2. Pull tray out by hand if tray comes out (2).
  • Page 4: Adjustment

    DP-SG7/SG7G ADJUSTMENT INPUT OUTPUT PLAYER ALIGNMENT ALIGN ITEM FIG. SETTINGS SETTINGS SETTINGS POINTS While pressing the "REPEAT" key, turn the AC ON. { Refer to test mode (MODE 0 0) } On the power from 0.08 to 0.15 mW, Press the...
  • Page 5: Pc Board

    BOARD(Component side view) ELECTRIC UNIT (X25-6100-01) CD PLAYER UNIT (X32-3600-00) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 6 CD PLAYER UNIT (X32-3600-00) : CXA1782BQ : CXD2507AQ : BA6398FP 7.1V : 2SC4081(R,S) : 2SA1576A(R,S) or 2SB1218A(Q,R) Q3,4 : DTA124EUA or UN5112 D1-4 : MA111 : DA204U 4CH BTL DRIVER (BOTTOM VIEW) 2.3V 2.5V 3.2V 7.1V SPINDLE MOTOR 3.6V SLED MOTOR 7.1V MGND...
  • Page 7 ELECTRIC UNIT (X25-6100-01) 24 KR1 4.7K 4.7K OPEN: 0V 22 G1 CLOSE: 4.7V OPEN: 4.7V CLOSE: 0V R108 LOADING MOTOR DRIVER 4.5V SENS -30V AVR 4.5V -27.5V (SE7) R107 -5.7V DATA -29.5V (SE9) 4.7V -2.2V 4.6V -36.8V -2.2V -5.7V -28.4V 0.5V 0.5V TRAY...
  • Page 8 SPACE PAUSE 2SC4081 DTA124EUA TA8409S DA204U REM 26 GND LINE B LINE GND 27 DTC124EUA (8G~3G) B LINE 10u6.3 DP-SG7/SG7G UN5212 2SK246 CXD2507AQ*1 CXA1782BQ*1 IC1,2 : M5237L : PST933D-T : uPD78044FGF071 : KAN03 : AK4324-VF IC7,8 : NJM2100M : TA8409S...
  • Page 9: Exploded View

    DP-SG7/SG7G EXPLODED VIEW (MECHANISM) WASHER HEAD AD x 2 AC x 2 AC x 2 DP-SG7 MECHA Parts with exploded numbers larger than 700 are not supplied.
  • Page 10 ø3x6(BLK) : N09-1445-05 ø3x8 : N09-1522-05 ø2.6x8 : N82-2608-46 (X32-3600-00) (20P) ø3x6 : N89-3006-46 ø3x8(BLK) : N89-3008-45 M2x5 : N35-2005-46 M3x6 : N09-1561-05 (27P) SYSTEM CONTROL (X14-476) (B/2) OPTICAL LINE OUT PUT (20P) (27P) (X25-6100-01) repeat space time standby DP-SG7/SG7G...
  • Page 11 Desti- Ref. No Parts No. Description Ref. No Parts No. Description ress Parts nation marks marks ress Parts nation DP-SG7/SG7G ELECTRIC UNIT (X25-6100-01) A01-3313-01 METALLIC CABINET CE04KW1H101M ELECTRO 100UF 50WV A22-1778-31 SUB PANEL T1E1 CK73FB1H103K CHIP C 0.010UF A22-1828-01 SUB PANEL...
  • Page 12 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 13 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 14: Specifications

    Fixed ............1.2 V / 1 k‰ Digital output Optical ........—15 dBm ~ —21 dBm (wave length 660 nm) 1.KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. Notes Notes 2.Sufficient performance may not be possible at very low temperatures (under a water-freezing temperature).

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