Kenwood CD-3260-M Service manual

OUTPUT

COAXIAL

SL-16

TEXT

DIGITAL

OUT

SYSTEM

CONTROL

TEXT

SL16 XS 8

MULTIPLE COMPACT DISC PLAYER

STANDBY

DISPLAY

DISC SKIP

PUSH OPEN

RANDOM

CONFIRM

REPEAT

4 ¢

200 DISC LOADING WITH TWIN PICK UP MECHANISM

ON/STANDBY

TIMER PLAY

OFF ON

POWER

MULTIPLE COMPACT DISC PLAYER

CD-3260M/DPF-J7020 CD-3280M

SERVICE MANUAL

Knob (K29-6884-18)

Dressing panel (A21-3738-08)

Indicator (B12-0326-04)

Front glass (B10-2395-08)

Phono jack (E63-1078-05)

Rear cover (A46-0305-08)

Panel (A29-0897-18)

Phono jack (E63-1079-05)

Dressing panel (A21-3616-18)

Front glass (B10-2405-28)

Power cord bushing (J42-0083-05)

Front glass (B10-2396-18)

Knob (K29-6803-08)

Panel (A60-1259-18)

Metallic cabinet (A01-3536-08)

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

KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J.

Slide switch (S31-2132-05)

Miniature phone jack (2P) (E11-0293-05)

DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM

Miniature phone jack (BLK, 2.5) (E11-0360-05)

AC power cord (E30-2883-05)

Illustration is CD-3260M.

Please refer to the service manual CD-223M/DPFJ3010/CD-224M/DPF-J5010 (B51-5409-00) if need more

information.

Refer to CD-2260M/2280M/DPF-J7010/J9010 service manual (B51-5416-00), if you require sub microprocessor (IC3: X25) in detail.

Audio (E30-0505-05)

Battery cover (A09-0374-08)

(E30-2816-05) (E30-2861-05)

cord ....................... (1)

System control cord ........ (1)

Remote

(A70-1256-08) : RC-P0708.....CD-3280M

control unit ........ (1)

Battery cover (A09-0374-08)

Remote

(A70-1257-08) : RC-P0709.....CD-3260M/DPF-J7020

control unit ........ (1)

Batteries (R6/AA) ............ (2)

Communication cord ....... (1)

REMOTE CONTROL UNIT

RC-P0708

BEST

SELECTION

RANDOM DISPLAY

324

CONFIRM

ABC

DEFG

HIJK

LMNO

PQRS

TUV

XYZ

REPEAT

768

+10

SPACE

/CHECK

CHARA.

/P.MODE

DELETE

/CLEAR

+100

–

DISC

SELECTOR

DOWN UP

(

DISC SKIP

LEFT RIGHT

CURSOR

DOWN UP

CHARACTER

)

MODE

SET

ENTER

4¢1¡

POWER



CONTINUOUS

PLAY

SUB OUT

MONITOR

REMOTE CONTROL UNIT

RC-P0709

BEST

SELECTION

RANDOM DISPLAY

324

CONFIRM

ABC

DEFG

HIJK

LMNO

PQRS

TUV

XYZ

REPEAT

768

+10

SPACE

/CHECK

CHARA.

/P.MODE

DELETE

/CLEAR

+100

–

DISC

SELECTOR

DOWN UP

(

DISC SKIP

LEFT RIGHT

CURSOR

DOWN UP

CHARACTER

)

MODE

SET

ENTER

4¢1¡

POWER



CD-3260M/3280M/DPF-J7020

CONTENTS / ACCESSORIES

CONTENTS/ACCESSORIES/CAUTIONS...................2

EXTERNAL VIEW........................................................3

CIRCUIT DESCRIPTION.............................................4

ADJUSTMENT...........................................................10

PC BOARD ................................................................11

Accessories

SCHEMATIC DIAGRAM............................................15

EXPLODED VIEW .....................................................26

PARTS LIST...............................................................28

SPECIFICATIONS .......................................Back cover

CD-3260M/3280M/DPF-J7020

STANDBY

MULTIPLE COMPACT DISC PLAYER

ON/STANDBY

OPERATION

DISC SKIP

RANDOM

CONFIRM

DISPLAY-A

DISPLAY-B

CONTINUOUS PLAY

DISPLAY

B A

TIMER PLAY

OFF ON

PUSH OPEN

REPEAT

4 ¢

POWER

OUTPUT

SL-16

TEXT

SYSTEM

CONTROL

TEXT

SL16 XS 8

DIGITAL

OUT

COAXIAL

EXTERNAL VIEW

Knob (K29-6884-18)

Dressing panel (A21-3737-08)

Indicator (B12-0326-04)

Front glass (B10-2395-08)

Front glass (B10-2456-08)

Rear cover (A46-0305-08)

Panel (A29-0890-18)

Indicator (B12-0327-08)

Front glass (B10-2405-28)

Dressing panel (A21-2000-18)

Knob (K29-6803-08)

Front glass (B10-2396-18)

Panel (A60-1255-18)

Metallic cabinet (A01-3536-08)

Phono jack (E63-0120-05)

Slide switch (S31-2132-05)

Miniature phone jack (2P) (E11-0293-05)

Phono jack (E63-1079-05)

Miniature phone jack (BLK, 2.5) (E11-0360-05)

Power cord bushing (J42-0083-05)

Illustration is CD-3280M.

AC power cord (E30-2883-05)

CD-3260M/3280M/DPF-J7020

LOAD_P1

UNLOAD_SW1SQCK

SQCK

LOADM+1 LOADM-1

LOADM+2 LOADM-2

LOAD_P2

LOAD_M1

SO SI

DOT/QDATA

X32, IC14

X32, IC15

LOAD_M2

LOAD_SW2

UNLOAD_SW2

STB1

STB2

74 71

63 62 58 59

47 55

uPD784215GF541

PERIPHERY IC RESET

JOG

IC RESET

ENCODE_B

ENCODE_A

X32, IC10

X32, IC9

14~21

(D7~D0)

CLK

uPD17215GT

-737 (REMOCON

uCOM)

D0~D7

STB

RxDO

TxDO

RTREN

RWRREQ

RTREN 11

RWRREQ 13

LDC

LASER ON/OFF

RWR

RWR 12

MON

RMUTE

ANALOG MUTE

SPINDLE MOTOR ON/OFF

84~91

(D0~D7)

(A0~A16)

8/16 TYPE53

8BIT/16BIT

MODEL DISCRIMINATION

X25, IC3

CS CE

SERIAL COMMUNICATION

CD-3280M only

IC2 X32, IC8

S1_SW

CLOCK

CDM-31 MECHA

S3_SW

S2_SW

S1_SW S3_SW

S2_SW

DATA

XLAT

DATA

XLAT

CLOK

CLK

STB 7P 4P

5P 6P

CXD2587Q (DSP)

uPD780204 (DOT DRIVER)

uPD780023GC512 (SUB uCOM)

LED_A

ON/ STANDBY

LED_B

POWER ON

PLAY ON/OFF

DISC SW D_PWM

ROTARY+

D_SENS

24 25 28 29 26 27

D_PWM

SCLK SENS MUTEG

33 45

SCLK

SYSM

SENS

ROTARY-

LOAD SW1

UNLOAD_SW1

LOAD SW1

UNLOAD_SW2 DLE_SW2

ROTALY_CW

ROTALY_CCW

SCOR

SUBQ

SQSO

SCOR

A1 SW A2 SW

5 6

RxD1

TxD1

49 50

SBUSY

SDATA

TxD2 RxD2

66 65

VR-2090 or VR-2080

ASTB

CIRCUIT DESCRIPTION

1. Main microprocessor : uPD784215GF541 (X32, IC8)

1-1 Microprocessor periphery block diagram

CD-3260M/3280M/DPF-J7020

CIRCUIT DESCRIPTION

1-2 Microprocessor pin description (X32, IC8) :UPD784215GF541

Pin No. Pin Name I/O Description

1 A2 O Address bus of SRAM. 2 NC - No connection. 3 S3-SW I Mechanism address detector switch. 4 S2-SW I Mechanism address detector switch. 5 RD O SRAM read strobe. 6 WR O SRAM write strobe. 7 S1-SW I Mechanism address detector switch. 8 ASTB O No connection.

9 VDD - Power supply(+5V). 10 +5VPUL O Disc sensor ON/OFF. L:on 11 RTRN I TX permission data to remote control microprocessor. 12 RWR I Reading data of remote control microprocessor. 13 RWRR O TX request data to remote control microprocessor.

14-21 L-D7-D0 O Data output to remote control microprocessor.

22 TEST - GND. 23 DISC-SW I Disc sensor. 24 ROTARY-CW O Mechanism rotary motor(+). H:CCW 25 ROTARY-CCW O Mechanism rotary motor(-). H:CW 26 LOADM+1 O Loading motor(+) for main pickup. 27 LOADM-1 O Loading motor(-) for main pickup. 28 LOAD-SW1 I Loading switch for main pickup. 29 UNLOAD-SW1 I Unloading switch for main pickup. 30 CS O Chip selector 31 MON O Control port of poor focus works. 32 SCLK O Sens serial data read clock. 33 SENS I SENS signal input. 34 CLOCK O Serial data clock.

35 XLAT O CXD2587Q latch. H î: latch

36 DATA O Serial data output. 37 VDD - Power supply(+5V).

38,39 X1,2 - Main system clock(12.5MHz).

40 VSS - GND. 41 XT2 - No connection. 42 XT1 I GND. 43 RESET I System reset signal input. 44 SCOR I Sub code synchro detection. 45 MUTEG O Muting control output. H:muting on. 46 STB2 O Strobe signal output to dot driver2(CD-3280M only). 47 ICRESET O IC reset. 48 SYSM O Analog muting. L: Muting on. 49 SDATA I/O Serial data signal I/O. 50 SBUSY I/O Serial busy signal I/O. 51 AVDD - Power supply(+5V). 52 AVREF - A/D reference power supply. 53 A/D0 I Model selector. 54 8/16 I 8/16 bit selector. H:16bit. 55 JOG2 I Encoder signal A input.

CD-3260M/3280M/DPF-J7020

CIRCUIT DESCRIPTION

Pin No. Pin Name I/O Description

56 JOG1 I Encoder signal B input. 57 DOOR-SW I Door open/close detector switch. 58 LOAD-SW2 I Load switch2 for sub pickup(CD-3280M only). 59 UNLOAD-SW2 I Unload switch2 for sub pickup(CD-3280Monly). 60 DISC-SW2 I Disc2 sensor(CD-3280M only). 61 VSS - GND. 62 LOADM-2 O Load motor(-) for sub pickup(CD-3280M only). 63 LOADM+2 O Load motor(+) for sub pickup(CD-3280M only). 64 AVREF1 - D/A reference power supply. 65 RXD2 I UART communication input(CD-3280M only). 66 TXD2 O UART communication output(CD-3280M only). 67 SQCK/SCK-SW O SQCK,SCK(DOT/DSP clock) selector. L:DSP. 68 RXD1 I UART communication input from sub u-com(CD-3280M only). 69 TXD1 O UART communication output to sub u-com(CD-3280M only). 70 LDC O Laser on/off. L: Laser diode on. 71 STB1 O Strobe signal output to dot driver. 72 S0 I Data input from dot driver. 73 SQS1 I Sub code read data input. 74 S1 O Data output to dot driver.

75 SCK/SQCK O Dot driver/sub code read clock. 76-83 A16,14,12,7-3 O Address output to SRAM. 84-91 D0-7 I/O SRAM data bus. 92-97 A8-11,13,15 O Address output to SRAM. 98,99 A0,1 O Address output to SRAM.

100 VSS - GND.

1-3 Key matrix ( ) : IC14 Pin No.

VOLTAGE A/D0(33) A/D1(32) A/D2(31)

4.1V - -

3.3V - - RANDOM

2.5V - - CONFIRM

1.6V - REPEAT *CONT.P

0.8V DOWN *DISP. PLAY/PAUSE 0V UP POWER STOP

* CD-3280M only

DISPLAY

*OPERATION

CD-3260M/3280M/DPF-J7020

CIRCUIT DESCRIPTION

2. FL Microprocessor : UPD 780204-038 (X32-IC14,15) IC15 (CD-3280M only)

Pin description

Pin No. Pin Name I/O Description

1 VDD - Power supply(+5V)

2,3 NC - No connection.

4 STANDBY *LED-D O Standby LED control. * No connection. 5 LED-M O Main LED control. *No connection. 6 LED-S O Sub LED control. *No connection. 7 POW-P *STANDBY I/O Timer sw on input. *No connection.

8,9 NC No connection.

10 RESET I System reset input.

11,12 X1,2 - Main system clock.(5MHz).

13 VSS - GND. 14 XT2 - No connection. 15 XT1 I GND. 16 VDD - Power supply(+5V) 17 SCK I Serial clock. 18 SO O Data output. 19 SI I Data input.

20-24 NC - No connection.

25 AVSS - GND. 26-30 A/D7-A/D3 - GND. 31-33 A/D2-A/D0 I Key return signal input(2-0).

34 AVDD - A/D analog power supply.

35 AVREF - A/D reference power supply.

36,37 VSS - GND.

38 REM I Remote control input.

39 STB1 * STB2 I Strobe signal input.

40 VSS - GND. 41-45 NC - No connection.

46 VDD - Power supply(+5V)

47 NC - No connection. 48-52 P1-5 O FL control output. 1G(38),2G-16G(1-1 to 5-1). 53-57 P6-10 O FL control output. 2G-16G(1-2 to 5-2). 58-62 P11-15 O FL control output. 2G-16G(1-3 to 5-3).

63,64 P16,17 O FL control output. 2G-16G(1-4 to 2-4). 65-69 P35-31 O FL control output. 2G-16G(5-7 to 1-7). 70-74 P30-26 O FL control output. 2G-16G(5-6 to 1-6). 75-78 P25-22 O FL control output. 2G-16G(5-5 to 2-5).

79 VLOAD - Negative power supply(-37.5V) 80 P21 O FL control output. 2G-16G(1-5).

81,82 P20,19 O FL control output. 2G-16G(5-4 ,4-4).

83 NC - No connection. 84 P18 O FL control output. 2G-16G(3-4).

85-92 9G-16G O FL control output. 9G-16G.

93-100 8G-1G O FL control output. 8G-1G.

* IC15

CD-3260M/3280M/DPF-J7020

CIRCUIT DESCRIPTION

3. Test mode

INPUT KEY PROCEDURE DISPLAY

Insert the AC plug to INITIAL CONDITION MECHA. INITIAL the wall outlet with • Disc No.1 moves to the center. INITIAL OK!! pressing the SKIP- • Clear the memory of the SRAM. DOWN key. • Door opens. ììî INITIAL NG

• Set the switch of TIMER ON PLAY to ON. ììî TIMER, NG

• Set the switch of SYSTEM CONTROL to XS8. ììî SER, NG Insert the AC plug to CIRCUIT ADJUSTMENT TEST ON the wall outlet with • Open the door and load the disc to the Disc No.1. pressing the REPEAT • Close the door. The unit changes to test key mode05 after clamping the disc. PLAY/PAUSE Change the mode 05(tracking-on) and 03(tracking-off) 05 XX:XX 03 XX:XX

alternately by the PLAY key. STOP Stop the function. 00 UP The pickup travels outwards. MOTOR FORWARD DOWN The pickup travels inwards. MOTOR REVERSE RANDOM Shows the result of self-adjustment.

07 EF/FB 07 XXX:XXX

08 TG/FG 08 XXX:XXX

09 FE/RF 09 XXX:XXX

10 TE/VC 10 XXX:XXX

Mode changes alternately by the RANDOM key. NG: blinking DISPLAY - shows Niagara mode POWER Check the transmission signal(Disc No.1 and Track

No.99) of the remote controller.

*DPF-J7020 only REPEAT Playback PGM signal of the Track No.7,13,23,30,34

and 41 in the order. And release the test mode. CONFIRM Release the test mode. (TIMER PLAY SW) Check the switch position. TIMER ON , TIMER OFF (SL16/XS8 SW) Check the switch position. 16BIT, 8BIT Insert the AC plug to the CHECK THE MECHANISM JAMMING. wall outlet with pressing Clamp the Disc No1,2,100,50,200 and the UP key. 199 in the order. Insert the AC plug to the THE MECHANISM TEST MODE. wall outlet with pressing Display shows Niagara until pressing any keys. the RANDOM key. PLAY/PAUSE Change the mode 05(tracking-on) and 03(tracking-off) 05 XX:XX 03X:XX

alternately by the PLAY key. STOP Stop the function.

Shows the result of self-adjustment.

07 EF/FB 07 XXX:XXX

08 TG/FG 08 XXX:XXX

09 FE/RF 09 XXX:XXX

10 TE/VC 10 XXX:XXX

Mode changes alternately by the STOP key. NG: blinking

ñ ñ ñ ñ ñ ñ ñ ñ ñ

CD-3260M/3280M/DPF-J7020

CIRCUIT DESCRIPTION

INPUT KEY PROCEDURE DISPLAY

UP Arm Motor Load operation. MOTOR LOAD DOWN Arm Motor Unload operation. MOTOR UNLOAD RANDOM Rotary Motor Clockwise turning. MOTOR CW DISPLAY Rotary Motor Counterclockwise turning. MOTOR CCW POWER Check the transmission signal(Disc No.1 and Track

No.99) of the remote controller. *DPF-J7020 only

REPEAT Playback PGM signal of the Track No.1,23 and 41 in the order.

And release the test mode. CONFIRM Release the test mode. (TIMER PLAY SW) Check the switch position. TIMER ON , TIMER OFF (SL16/XS8 SW) Check the switch position. 16BIT, 8BIT

4. Error code

DISPLAY ERROR CONTENTS

MECHA ERROR 01 No input of S3. The original position error of Disc Number. MECHA ERROR 02 No input of S2. The turning direction error to counterclockwise MECHA ERROR 03 No input of S1. The turning direction error to clockwise MECHA ERROR 04 No input of main load sw. MECHA ERROR 05 No input of main unload sw. MECHA ERROR 06 No input of sub load sw.(CD-3280M) MECHA ERROR 07 No input of sub unload sw.(CD-3280M) MECHA ERROR 08 No backed up(AC power cord has disconnected).

S1-3:Mechanism address detector switch. There are load and unload switches in the main pickup.

SENSOR PCB

S2 S1

S1 DISC 1~9 S2 DISC 10~99 S3 DISC 100~200

+ 19 hidden pages

Kenwood CD-3260-M Service manual

CONTENTS / ACCESSORIES

Contents

Accessories

EXTERNAL VIEW

CIRCUIT DESCRIPTION

1. Main microprocessor : uPD784215GF541 (X32, IC8)

2. FL Microprocessor : UPD 780204-038 (X32-IC14,15) IC15 (CD-3280M only)

3. Test mode

4. Error code