Kenwood DVFJ 6050 G Service Manual

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DV75050M(K)INT1P 01.10.10 9:31AM \°~/° 1 /\
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DVF-J6050/J6050-G

SERV'CE MANUAL 25:92;;:::'$:33$:0REA

Panel * Front glass Knob *
(A29-) (810-3710-03) (K29-)

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Knob(BUTTON) * Knob * Knob * Knob *
(K27-) (K29-) (K29-) (K29-)

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Miniature phone jack
(E11-0906-05)

Pin jack * Slide switch Metallic cabinet * Slide switch AC power cord bushing
(E63-) (331-2530-05) (A01-) (831-1623-05) (J42-0083-05)
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m mm M comm _ :

6 0 Wife?! 6 ® ® mm @lil

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f? 0 with 0'0 1- at? CB 4L0
Oscillating module Pin jack * Pin jack * Cylindrical receptacle * Pin jack * AC power cord *
(W02-2732-05) (E63-) (E63-) (E56-) (E63-) (E30-)
Miniature phone jack Pin jack Pin jack *
(E11-0905-05) (E63-1217-05) (E63-)
* Refer to parts list on page 64.
In compliance with Federal Regulations, following are repro- KENWOOD-Corp. certifies this equipment conforms to DHHS
duction of labels on, or inside the product relating to laser Regulations No.21 CFR1040. 10, Chapter 1, subchapter J.
product safety. .
DANGER : Laser radiation when open and interlock defeated. WA
. . . . . AVOID DIRECT EXPOSURE TO BEAM.

Caution : No connection of ground line It disassemble I.

the unit. Please connect the ground line on
rear panel, PCBs, Chassis and some others.

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DV75050M(K)INT1P 01.10.10 9:31 AM N? 2

DV-5050M/5900M/DVF-J6050/J6050-G

CONTENTS / ACCESSORIES / CAUTIONS

Contents

CONTENTS / ACCESSORIES / CAUTIONS
BLOCK DIAGRAM ...........
CIRCUIT DESCRIPTION.
ADJUSTMENT ...........
WIRING DIAGRAM....

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

Accessories
I N
RS-2320 cable(1) System control cable(2) Batteries (R6/AA)(2) Batteries (R03/AAA)(2)
(E30-7209-05) (E30-2816-05) (DV-5900M only)
Standard remote control unit(1) Video cableu) S-Video cable(1) Coaxial cable(1)
(MO-148605): RC-D0512 ..... KYEM (E30-1427-05) (E30-2956-05) (E30-2365-05)
(A70-1488-15): RC-D0513 ..... K1
Ba ery cover (A09-1242-08)
Audio cable Keyboard remote control unit(1)
DV-5900M .................. DV-5900M only
DV-5050M/DVF-6050. (A70-1513-05): Rc-KBs ..... K1
(E30-0505-05) For countries other than U.S.A., U.S.-Mi|itary,
AC Plug Adaptor (1)
(E03'0115'05) Use to adapt the plug on the
z power cord to the shape of the
y wall outlet.
I (Accessory only for regions where
Battery cover (A09-1176-08) use is necessary.)
L J
Cautions

The marking of products using lasers
(For countries other than U.S.A., U.S.-
Military and Canada)

CLASS 1
LASER PRODUCT

The marking this product has been classified as Class 1.
It means that there is no danger of hazardous radiation
outside the product.

Location: Back panel

CAUTION
VISIBLE LASER RADIATION

WHEN OPEN. DO NOT
STARE INTO BEAM.

Inside this laser product, a laser diode classified as Class
2 laser radiation is contained as alerted by the internal
caution label shown above. Do not stare into beam.

Location: DVD laser pick-up unit covproduct.

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DV75050M(K)cir101.10.109:33AM «us/11 +
DV-5050M/5900M/DVF-J6050/J6050-G

CIRCUIT DESCRIPTION

Port No. Port Name IIO Function H Acme L
77 LOCK SW | Input port of stocker lock switch for mechanism. LOCK
78 CLOSE SW | Input port of door close switch for mechanism. CLOSE
. . . . . PLAY
79 PL SW I Mechanism load clump pOSIIIOI'l swrtch Input. POSITION
. . . . . HOME
80 HP SW l Mechanism home posrtlon swrtch Input. POSITION
81 ~88 NC - No used.
89 EJECT LED 0 Control port of eject LED. LED ON
90 +B O On/off control port of power supply for photo sensor (PH 1~3). ON
91 PWM 0 Disc sensor on/off control. ON
92 S LED 0 Control port of LED in the stocker. LED ON
93 POWER OUT 0 Output port of power on signal to main microcomputer.
94 POWER IN | Input port of power on signal from main microcomputer.
95 SUB-STB | Request signal input from main microcomputer REQUEST
96 MAIN-STB 0 Request signal output to main microcomputer REQUEST
97 Sl0 | Serial data input from main microcomputer.
98 800 0 Serial data output to main microcomputer.
99 SCXO | Serial clock input from main microcomputer.
100 RXDO - No used.

6. Port Function of ICS

6-1 AV decoder : MN677521HB (X35, |C300)
- Port Function
Port No. Port Name l/O Function
1,9.32,46,53,73,104
116,142,156,160.166
172,179,184,191.197
205
2~4,6~8,10,201
203204206207
5,14.27,42,52,60,70
83,92,105,120,147
157.163,169,176.182
186,194,200208
11 CLK121 - Connected to digital ground.
12,37,66.79,96,112
145,174,188202
13 XRST l System reset input. L : Reset

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VDD - Digital supply voltage (+3.3V).

MAO~MA11 O SDRAM address O~11

VSS - Digital ground.

LVDD - Digital supply voltage (+2.5V) for internal logic.

15 CLK81 - Connected to digital ground.

16 PLLAVDD - Main PLL supply voltage (+3.3v).

17 TCPOUT 0 Unused.

18 PLLAVSS - Connected to digital ground.

19 CLK27 | System clock input (27MHz).

20 PLLTEST | Test input port for main PLL. L : Fixed
21 CKIO l Decode clock change-over.

22 PLLVDD - Supply voltage (+2.5V) of internal logic for main PLL..

23,24 HMD1,HMDO - Connected to digital supply voltage (+3.3V).
25 XHINT O Interruption to DVD microcomputer. L : Active
26 XDK O Acknowledgment to DVD microcomputer. L : Active
28 XWR | Write enable from DVD microcomputer.
29 XRD | Read enable from DVD microcomputer.
30 XCS l Chip select from DVD microcomputer.
31 HCLK l Clock input from DVD microcomputer.
l

33~36,38~41,43~45 HA1~HA11 Address input from DVD microcomputer.

11

l l A?