Kenwood KDC4047, KDC414, KDCMP245 Service Manual

CD RECEIVER

KDC-4047UA/UG/UGY/UM KDC-414UA /414UM KDC-MP245U KDC-U3046/U346/U4046

SERVICE MANUAL

KDC-4047UA/UG : Panel assy (A64-5002-12)

KDC-4047U

KDC-4047UM : Panel assy (A64-5131-12)

KDC-4047UM

KDC-414UM : Panel assy (A64-5132-12)

KDC-414UM

KDC-U3046 : Panel assy (A64-5008-12)

KDC-U3046

KDC-U4046 : Panel assy (A64-5016-12)

KDC-U4046

Escutcheon (B07-3270-01)

* Carrying case (W01-1710-05)

KDC-4047UGY : Panel assy (A64-5004-12)

KDC-4047UGY

KDC-414UA : Panel assy (A64-5003-12)

KDC-414U

KDC-MP245U : Panel assy (A64-5001-12)

KDC-MP245U

KDC-U346 : Panel assy (A64-5009-12)

KDC-U346

TDF SPARE-PANEL

MAIN UNIT NAME KDC-4047UA Y33-3242-73 TDF-4047UA KDC-4047UG Y33-3242-74 TDF-4047UG KDC-4047UGY Y33-3242-76 TDF-4047UGY KDC-4047UM Y33-3250-23 TDF-4047UM KDC-414UA Y33-3242-75 TDF-414UA KDC-414UM Y33-3250-24 TDF-414UM KDC-MP245U Y33-3240-11 TDF-MP02DU KDC-U3046 Y33-3250-21 TDF-U3046 KDC-U346 Y33-3250-22 TDF-U346 KDC-U4046 Y33-3253-02 TDF-U4046

TDF PARTS No.

TDF NAME

Mounting hardware assy (J22-0789-03)

* Screw (4x16) (N84-4016-48)

* Depends on the model. Refer to the parts list.

* DC cord (E30-xxxx-xx)

* Screw set (N99-1757-15)

* DC cord (E30-xxxx-xx)

Lever (D10-7106-04) x2

This product complies with the

* Remote controller assy (RC-405) (A70-2104-05)

* Plastic cabinet assy (A02-2755-23)

This product uses Lead Free solder.

RoHS directive for the European market.

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

BLOCK DIAGRAM

ELECTRIC UNIT (X34-660x-xx)

IC501

TUNER ATOMIC

IC1

BU5V

RESET

PANEL DET

FRONT AUX

∗

IC2

REMOTE

ANT.

A8V

SW5V

∗

IC7

RDS DECODER

IC8

ROM CORRECTION (NOT USED)

RESET IC

DC CN

to GND

ROTARY ENCODER DRIVER

SWITCH UNIT (X16-675x-xx)

A8V

SERVO+B

IC2

E-VOL

IC10

E2PROMSW5V

SYSTEM u-COM

111

BU5V

PANEL5V

USB5V

CONNECTOR

PANEL5V

USB CN

Q301

IC1

ACC-DET

BU-DET

P-STBY

FL+B

A8V

D5V

R118

Q101

ACC-DET

Q103

Q102

IC4

POWER SUPPLY IC

Q2,3

Q11,12

PHONE

BU-DET

SURGE

-DET

CD SERVO

SW14V

SW5V

BU5V

to SYSTEM u-COM (IC1)

SW5V

DC-CN

PHONE

SP-OUT FRONT L/R REAR L/R

ACC

B.U.

P-ANT P-CON

OEM REMOTE

IC900

Bolero u-COM (SUB u-COM)

∗

Q707

IC6

POWER IC

∗

Q703-706

PRE MUTE

MUTE

USB5V

BU5V BU5V

J1,IC4

DC-CN etc

PHONE ACC-DET / BU-DET PS1-1 / PS1-2 / PS1-3 PS2-1

HI-SIDE SW

FL+B

USB5V

∗

PRE-OUT

FRONT REAR/SW

BU-DET

RESET

(NOT USED)

∗

IC52

IC51

PS1-1 / PS1-2 / PS1-3 PS2-1 / PS2-2

IC951

Bolero E2PROM

IC950

iPod IC

LINE MUTE

ILLUMI+B

SW5V

BU5V

SERVO+B

DME1

CD MECHA (X32- )

MUTE

ILLUMI+B

R15

1/2W Rx1

KEY ILLUMI

KEY MATRIX

FL+B

BU5V

IC251,

252

LEVEL SHIFT

IC53

BU3.3V

R31

FL+B

1/2W Rx1

FL DISPLAY

(13-SEG, 11-DIGIT)

BU5V

ED1

DPU1

ACB

FO COIL

TR COIL

DM1

SPINDLE MOTOR

DM2

LOADING & SLED MOTOR

CD PLAYER UNIT (X32-6250-00)

IC4

SIGNAL A/B/C/E/F

APC

IC3

FO OUT

TR OUT

MOTOR DRIVER

DM OUT

FM OUT

VREF

FO OUT

TR OUT

DM OUT

FM OUT

CLOCK

16.934MHz

RF AMP

+ SERVO PROCESSOR

+ MP3 DECODER

+ WMA DECODER

+ AAC DECODER

+ 1M bit SRAM

D GND

BU1.5V

D1.5V

D3.3V

SRAM STB

BUCK

CCE

PIO0

R15

MRST MRST

ZDET MUTE L/R

A3.3V

AGND

Q14

D1.5V OUTPUT

LEVEL SHIFT RESISTOR

C43

Lch Lch

FILTER

C44

Rch

FILTER

IC5

BU1.5V/ D3.3V REG

MOTHER BOARD (X34- )

SRAM STB

BUCK

CCE

PIO0

Rch

A.GND

BU5V P.ON

D.GND

LOS-SW

12EJE-SW

LOE-SW

DRV MUTE

LO/EJ

MOTOR

S7.5V

S.GND

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

COMPONENTS DESCRIPTION

SWITCH UNIT (X16-675x-xx)

●

Ref. No. Application / Function Operation / Condition / Compatibility

IC1 VFD Driver

IC2 Remote Control Sensor

ELECTRIC UNIT (X34-660x-xx)

●

Ref. No. Application / Function Operation / Condition / Compatibility

IC1 System μ-COM Controls FM/AM tuner, CD mechanism, panel, volume and tone.

IC2 E-VOL Controls the source, volume, tone.

IC4 Power Supply IC Outputs 5Vx2, 8.3V, 10.2V, P-CON, P-ANT.

IC6 Power IC Ampliﬁ es the front L/R and the rear L/R to 50W maximum.

IC7 RDS IC RDS decoder.

IC8 Reset IC Lo when detection voltage goes below 3.6V.

IC10 E2PROM Tuner setting memory. (Not used)

IC51 USB+5V Power supply for D+5.1V. (to USB and panel)

IC52 Hi-side SW Detects USB over current.

IC53 D+3.3V AVR IC Power supply for D+3.3V.

IC251 Level Shift (3.3V → 5V) Logic IC.

IC252 Level Shift (5V → 3.3V) Logic IC.

IC501 Tuner IC (ATomIC) Tuner IC.

IC900 Bolero μ-COM USB/CD mechanism control.

IC951 Bolero E2PROM (Not used)

Q2,3 Servo+B AVR When Q3’s base goes Hi, AVR outputs 7.5V.

Q11,12 CONT SW for Servo+B ON when the base goes Hi.

Q13 CONT SW for IC4 ON when the base goes Hi.

Q14 CONT SW for IC4 ON when the base goes Lo.

Q53 FREQ CONT SW for IC51

Q101 ACC DET ON when the base goes Hi during ACC is applied.

Q102 Surge DET When the base goes Hi, surge voltage is detected.

Q103 BU DET ON when the base goes Hi during BU is applied.

Q104,105 Mute CONT ON when the base goes Hi.

Q301 Panel 5V SW ON when the base goes Lo.

Q705,706 Pre-out Mute SW When a base goes Hi, pre-out is muted.

Q707 Mute Driver for Pre-out ON when the base goes Lo.

Q902,903 3.3V AVR for IC900 When base of Q902 is Hi, 3.3V is ON.

Q905 CD “LOE LIM SW” Buffer When base of Q905 is Hi, loadingnd end completes.

When the base goes Lo, switching frequency becomes 1.3MHz.

When the base goes Hi, switching frequency becomes 1.8MHz.

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

COMPONENTS DESCRIPTION

CD PLAYER UNIT (X32-6250-00)

●

Ref. No. Application / Function Operation / Condition / Compatibility

IC3 4ch BTL Driver

IC4 Servo DSP with built-in Audio DAC With built-in MP3/WMA/ACC decoder and 1M-bit-SRAM.

IC5 BU1.5V/D3.3V REG.

Q1 APC (Auto Power Control) Drives LD (Laser Diode).

Q14 D1.5V Output

D2 Laser Diode Protection

D3,4 Static Electricity Countermeasure Prevents malfunction by static electricity.

Driver for focusing & tracking coil, driver for sled & spindle motor, and operation for disc

loading & ejection.

Power supply for BU1.5V.

Power supply for digital/analogue/audio 3.3V.

Switches ON/OFF at one end of BU1.5V line which is separated into 2 directions.

Uses output voltage as D1.5V.

Prevents reverse bias which is applied to laser.

Laser destruction prevention.

MICROCOMPUTER’S TERMINAL DESCRIPTION

SYSTEM μ-COM : IC1 on X34- (ELECTRIC UNIT)

●

Pin No. Pin Name I/O Application

1~5 NC - Not used Output L ﬁ xed

6 REMO I Remote control signal input Detects pulse width

7 NC - Not used Output L ﬁ xed

8 BYTE I Memory extension bus width setting Connects to VSS

9 CNVSS - Connects to VSS

10 XCIN - 32.768kHz

11 XCOUT - 32.768kHz

12 RESET - L: Reset

13 XOUT - 16.0MHz

14 VSS -

15 XIN - 16.0MHz

16 VCC1 -

17 NC - Not used Output L ﬁ xed

18 PANEL DET

19~24 NC - Not used Output L ﬁ xed

25 PON FL O Key illumination power supply control ON: H, OFF: L

26 PON PANEL

27 NC - Not used Output L ﬁ xed

28 BEEP O Beep output 2kHz / 1kHz

29 TUN SCL I/O Tuner I2C clock output

30 TUN SDA I/O Tuner I2C data input/output

I Panel communication detection H: No panel, L: Panel detached

I/O Panel 5V control

Truth Value

Table

Processing / Operation / Description

ON: L, 11 minutes after momentary power-down or

panel detached or ACC OFF: Hi-Z

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

MICROCOMPUTER’S TERMINAL DESCRIPTION

Pin No. Pin Name I/O Application

31 VFD SYS DATA O VFD data output

32 VFD PAN DATA I VFD data input

33 VFD CLK O VFD clock output 125kHz

34 VFD BLK O VFD driver reset output

35 S SYS DATA O Bolero serial output

36 S SOC DATA I Bolero serial input

37 S SOC CLK I Bolero serial clock input

38 CD LOS SW I CD loading detection

40 CD LOEJ I/O CD motor control

41 ROMCOR DET I E2PROM writing request H: Writing

41 EPM I Flash ROM EPM input

42 CD MOTOR I/O CD motor control

43 NC - Not used Output L ﬁ xed

44 CD DISC12 SW I 12cm disc detection

45 NC - Not used Output L ﬁ xed

46 VFD CE O VFD control request H: Possible to transfer VFD data

47 AUD SDA I/O E-VOL data input/output

48 AUD SCL I/O E-VOL clock output

49 ROTARY CCW I VOL encoder input Detects pulse width

50 ROTARY CW I VOL encoder input Detects pulse width

51 RDS DATA I/O RDS decoder data input

52 RDS QUAL I RDS decoder qualiﬁ cation input

53 SOC MUTE I CD mute request H: Normal, L: Mute request

54 S SOC REQ

55 SOC RST O SOC reset H: Normal, L: Reset

56 SOC S STOP O SOC stop H: Normal, L: SOC stopped

57 S SYS REQ O

58~61 NC - Not used Output L ﬁ xed

62 VCC2 -

63 NC - Not used Output L ﬁ xed

64 VSS -

65~73 NC - Not used Output L ﬁ xed

74 RDS CLK I/O RDS decoder clock input

75 NC - Not used Output L ﬁ xed

76 PWIC STBY O Power IC standby control POWER ON: H, POWER OFF: L

CD LOE LIM SW

I CD detection (Chucking SW) H: Loading completed, L: No disc

Communication request from SOC to system μ-com

Communication request from system μ-com

to system μ-com to SOC

Truth Value

Table

Processing / Operation / Description

VFD data output. VFD_BLK (Pin34) is made Hi and

the communication begins after 500ms.

H: Reset cancelled, L: Reset,

11 minutes after momentary power-down or panel

detached or ACC OFF: L

Refer to the truth value table

L: Rewritable (Only when ﬂ ash ROM is used).

Connects to VSS.

Refer to the truth value table

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

MICROCOMPUTER’S TERMINAL DESCRIPTION

Pin No. Pin Name I/O Application

77 PWIC MUTE O Power IC mute

78 MUTE I/O Mute L: Mute OFF, Hi-Z: Mute ON

79 BU DET

80 ACC DET

81 TYPE1 I Destination SW Refer to the truth value table

82 TYPE2 I Destination SW Refer to the truth value table

83 NC - Not used Output L ﬁ xed

84 PWIC DC ERR I

85 LINE MUTE I Line mute setection TEL mute: Below 1V, NAVI mute: Over 2.5V

86 TUN SMETER I S-meter input

87 PON SWREG O SW-REG ON/OFF H: ON, L: OFF

88 AUD DC ERR I DC offset setection

89 FSEL O SW-REG frequency SW H: 1.3MHz, L: 1.8MHz

90,91 NC - Not used Output L ﬁ xed

92 PS2 1 O Power supply IC control

93 PS1 1 O Power supply IC control

94 PS1 2 O Power supply IC control

95 PS1 3 O Power supply IC control

96 AVSS -

97 NC - Not used Output L ﬁ xed

98 VREF -

99 AVCC -

100 NC - Not used Output L ﬁ xed

I Momentary power-down detection

I ACC power supply detection ACC found: L, No ACC: H

Detection of power IC short-circuited +B/GND

Truth Value

Table

Processing / Operation / Description

STANDBY source or momentary power-down: L,

TEL mute: L

BU found: L,No BU or momentary power-down: H

(Operates within 4ms after momentary power-down

is detected)

If DC offset is detected 20 times in 100ms with

condition below 1.0V, it will be judged as DC offset

is detected.

Refer to the truth value table

• Truth value table

CD motor control

Stop L L

Load H L

Eject H H

Brake H Hi-z

CD MOTOR (Pin 42) CD LOEJ (Pin 40)

Power supply IC (IC4) control

SEL1 (Pin 10)

PS1-2 PS1-3 PS2-1 ILLUMI P-CON P-ANT

L L L OFF OFF OFF

L L H ON OFF OFF

H L H ON ON OFF

H H H ON ON ON

SEL2 (Pin 11)

PS1-1 PS2-2

L L OFF OFF

H L ON OFF

H H ON ON

AUDIO/SW5

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

MICROCOMPUTER’S TERMINAL DESCRIPTION

Bolero μ-COM : IC900 on X34- (ELECTRIC UNIT)

●

Pin No. Pin Name I/O Application Processing / Operation / Description

1 MRST - Reset L: Reset, H: Normal

2 MSTOP I Stop signal from system μ-com H: Normal, L: SOC stop

3 REQ S

4 NC - Not used

5 BSIF ST REQ I BSIF

6 VCC - Power supply

7 XT1 - Low frequency oscillator Sub clock 32.768kHz

8 XT2 - Low frequency oscillator Sub clock 32.768kHz

9 PWE

10 DVSS - GND

11 DVCC1B - For SRAM with built-in power supply

12 RVOUT1 - Built-in REG1.5V output

13,14 RVIN - Built-in REG power supply input

15 RVOUT2 - Built-in REG1.5V output

16 DVCC1A - For logic with built-in power supply

17 DVSS - GND

18~22 NC - Not used Output L ﬁ xed

23 CD CCE

24 CD RST

25 NC - Not used Output L ﬁ xed

26 DVSS - GND

27 DVCC3A - For I/O around power supply

28 CD REQ I Communication request from mechanism DSP H: Data request

29 CD SRAM STBY

30 CD DRIVE MUTE O CD motor driver mute output

31 CD PON O CD mechanism power supply control output H: Power supply ON, Hi-z: Power supply OFF

32~43 NC - Not used Output L ﬁ xed

44 DVSS - GND

45 DVCC3A - For I/O around power supply

46~54 NC - Not used Output L ﬁ xed

55 NC (IPOD CHECK) - For iPod authentication IC mounting conﬁ rmation Outputs Hi when iPod communication is detected

56~61 NC - Not used Output L ﬁ xed

62 DVSS - GND

63 DVCC3A - For I/O around power supply

64 NC - Not used Output L ﬁ xed

65 ZDET IN I ZDET (0-bit mute request) L: Normal, H: Mute request

66 CD MUTE O Mute request to system μ-com L: Mute request, H: Normal

67 REQ M O Request signal to system μ-com L: Request

68 IPOD RST

69 BOOT I For ﬂ ash ROM writing

I Request signal from system μ-com L: Request

- External power supply output L: Stop

O CD mechanism chip enable Command I/F

O CD mechanism reset H: Normal, L: Reset

O Decoder SRAM standby control L: SRAM standby

O Reset

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

MICROCOMPUTER’S TERMINAL DESCRIPTION

Pin No. Pin Name I/O Application Processing / Operation / Description

70 NC - Not used Output L ﬁ xed

71 BSIF LRCK - BSIF

72 AM1 - Fixes operation mode to “1”

73 X2 - High frequency oscillator Main clock 9.00MHz

74 DVSS - GND

75 X1 - High frequency oscillator Main clock 9.00MHz

76 DVCC3A - For I/O around power supply

77 USB OC

78 USB PON O USB-PON output

79 USB D+ - USB data connection

80 USB D- - USB data connection

81 AM0 - Fixes operation mode to “1”

82 CD LOE LIM SW I CD detection (Chucking SW) L: Loading completed, H: No disc

83 DVSS - GND

84 DATA M O Serial I/F to system μ-com (Transmission)

85 DATA S I Serial I/F from system μ-com (Reception)

86 CLK O Serial I/F to system μ-com (Clock output) f=1MHz

87 CD SO O Serial I/F (Transmission) Command I/F

88 CD SI I Serial I/F (Reception) Command I/F

89 CD CLK O Serial I/F (Clock output) f: Below 1MHz

90 IPOD SDA I/O I2C-iPod authentication data input/output

91 IPOD SCLK I/O I2C-iPod authentication clock output f=80kHz

92 BSIF BCK - BSIF

93 BSIF DATA - BSIF

94 BSIF GATE O BSIF

95 DVCC3A - For I/O around power supply

96 ROM COR DET I ROM correction writing detection H: writing

97~99 NC - Not used

100 DVSS - GND

I USB over-current detection L: Detected, H: Normal

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

TEST MODE

Example

■

Key Description of display Description

A symbol “■” in the key column indicates that the key should be pressed and held.

Key Description of display Description

Disc Eject times display

■

EJCNT XXXXX

Disc Eject times display (Max. 65535 times).

While Disc Eject times is displayed, press and hold for 2

seconds or longer to clear Disc Eject times.

SRC

BAND

RETURN

How to enter the Test mode

●

Procedure Note

Press and hold the [1] key and [3] key and reset.

All lamps blinks when it is detected that the sub-clock resonator is disconnected.

When having started up in the Test mode, change the LINE MUTE inhibition time from 10 seconds to 1 second.

In the Test mode, do not write the detection information in the Data Flash ROM even if a DC Offset Error is detected.

Do not operate the DEMO mode in the Test mode, CD Mechanism Error Log Information Clear Mode, or DC Offset Error Detection Information

Clear Mode.

Also, when the source is STANDBY in the above mode, do not display DEMO ON/OFF switching items in the FUNCTION.

In the Test mode, the forced disc ejection operation is prohibited.

DISP

EJECT

How to clear the Test mode

●

Procedure

Reset, Momentary power down, ACC OFF, Power OFF, Panel detached.

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

TEST MODE

Test mode default condition

■

Description Default values

Source STANDBY

Display Display lights are all turned on.

VOL -10dB (“30” is displayed.)

BASS BOOST OFF

AUX ON1

SystemQ / dB EQ NATURAL (FLAT)

BEEP Beeps when the key is pressed brieﬂ y.

PREOUT REAR

Test mode speciﬁ cation in STANDBY source

■

Key Description of display Description

Common

(forward

rotation)

All lights ON.

System μ-com version

display

Mechanism model name

and mechanism version

display

Design version display

■

mode ON/OFF

2 Serial No. display

Power ON time display

■

DISC operation times

display

■

DISC EJECT times display

■

Data Flash ROM writing-in

times display

SYS0 1 – 3.00

9B20

Design version information display

mode (sub-mode) ON/OFF

SN 00000000

PONTM 0 HXX

PONTM XXXXX

CDTM 0H X X

CDTM XX XXX

EJCNT XXXXX

DFCNT XXXXX

All lights ON.

System μ-com version display

Mechanism model name and mechanism version display

Press and hold this key for 1 second to display the design

version information.

Refer to “Design version information display mode” for the

∗

details of display and operation procedure.

Serial No. displayed (8 digits)

The 00~50 is displayed for “xx”. When less than 1 hour,

displayed by increments of 10 minutes.

The 00001-10922 is displayed for “xxxxx”. MAX 10922 (hours)

While Power ON time is displayed, press and hold for 2

seconds or longer to clear Power ON time.

The 00~50 is displayed for “xx”. When less than 1 hour,

displayed by increments of 10 minutes.

The 00001-10922 is displayed for "XXXXX". MAX 10922

(hours)

While the disc operation time is displayed, press and hold for

2 seconds or longer to clear the disc operation time. (Cleared

only for displayed media.)

Disc Eject times display. MAX 65535 (times)

While disc EJECT times is displayed, press and hold for 2

seconds or longer to clear disc EJECT times.

The number of data writing-in the Data Flash ROM is

displayed. MAX 10000 (times)

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

TEST MODE

Key Description of display Description

BAND



ROM correction version

display

Audio data initialization

S0001 M0001

S–––– M––––

∗∗∗∗

AUD I O I N I T

∗∗∗∗

The number is the ROM correction version number.

When not written in yet.

When data not matched

Due to the difference in versions.

∗

Audio setting value is re-set to the Test mode default value.

POFF –––



Forced Power OFF

information display

■



DISP

CD information display

mode ON/OFF

DISP Clear all of the CD information

■

RETURN

Preout switching

FL display

Short circuit check

POF F PN L

Transition to the CD information

display mode (sub-mode)

SWPRE REAR

SWP R E S U B –W

No forced Power OFF

Forced power OFF by communication error between system

μ-com and panel.

While the forced power OFF data is displayed, press and

hold for 2 seconds to clear the data.

Refer to “CD information display mode” for the details of

∗

display and operation procedure. Press [DISP] key brieﬂ y.

Press and hold this key for 2 seconds in the CD information

display mode to clear all of the CD information.

Press and hold the [DISP] key.

Pressing and holding this key for 1 second switches the

preout. (Except KDC-4047UGY)

Turn off all the terminals → At every 125ms, turn on the

maximum odd number terminal and the maximum even

number terminal of the grid alternatively → Turn on only the

odd number terminals → Turn on only the even number

terminals

→

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

TEST MODE

• CD information display mode (sub-mode)

Key Key Description of display Description

MECH A E R 1:X X

CD mechanism error log

BAND

(forward

rotation)



/

display

CD load error information



display



CD ejection error



information display



CD time code error



count information display



(Missing counts)

CD time code error



count information display



(Count is not updated.)

MECH A E R 2:X X

MECH A E R 3:X X

LOAD ER1:XX

LOAD ER2:XX

EJECT ER1:XX

EJECT ER2:XX

EJECT ER3:XX

EJECT ER4:XX

CNT LOS E

CDDA :X X

CDROM :X X

CNT STAY

CDDA :X X

CDROM :X X

Mechanism error log 1 (Latest)

XX: Error number. The “--” is displayed in case there is

no error.

Mechanism error log 2 (Latest)

XX: Error number. The “--” is displayed in case there is

no error.

Mechanism error log 3 (Latest)

XX: Error number. The “--” is displayed in case there is

no error.

Load error switch 1

XX: The number of errors. The “--” is displayed in case

there is no error.

Load error switch 2

XX: The number of errors. The “--” is displayed in case

there is no error.

Ejection error switch 1

XX: The number of errors. The “--” is displayed in case

there is no error.

Ejection error switch 2

XX: The number of errors. The “--” is displayed in case

there is no error.

Ejection error switch 3

XX: The number of errors. The “--” is displayed in case

there is no error.

Ejection error switch 4

XX: The number of errors. The “--” is displayed in case

there is no error.

CD time code error count information (Missing counts)

mode is display.

Number of CD-DA error counts

XX: The number of errors. The “--” is displayed in case

there is no error.

CD-ROM (Compression ﬁ le) number of count errors

XX: The number of errors. The “--” is displayed in case

there is no error.

CD time code error count information

(Count is not updated) mode display.

Number of CD-DA error counts

XX: The number of errors. The “--” is displayed in case

there is no error.

CD-ROM (Compression ﬁ le) number of count errors

XX: The number of errors. The “--” is displayed in case

there is no error.

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

TEST MODE

• Design version information display mode (sub-mode)

Key Description of display Description

BAND

(forward

rotation)

Test mode in Tuner source

■

If the following display is shown when the source is TUNER, it indicates an error.

TUNER IC communication error

The adjustment is not yet made.

Destination terminal

condition display

Development ID condition

display

Status Description of display Description

TYPE21 :1 1

0928WE2–3.00

TUN CON NG

ERR∗A98.3A

∗

TYPE indicates μ-com destination, and indicates condition of

the destination terminal in real-time.

Development code - Version (system μ-com)

This display indicates the status in which the communication with

TUNER IC is not possible.

This display indicates the status in which the TUNER adjustment

has never been made (Adjustment value: 0X00 or 0XFF)

However the following TUNER test mode functions are valid (Note

that the display, “∗ERR∗” remains as it is.)

• TUNER band switching operation

Key Description of display Description

BAND BAND switching operation

TYPE BAND1 BAND2 BAND3 BAND4 BAND5 BAND6 Description

E2/E3/E4/

E5/M4/M5

M2/M3/C2

TYPE: See the parts list.

∗

FM1 FM2 FM3

FM1–4A 98.3A

AM – –

MW/LW – –

Every time when the [BAND] key is pressed, the BAND is

switched as listed in the next table for each TYPE.

→

SW1

SW2

→ w → e →

• Switch in injection setting / packs setting

In the TUNER FM source, every time the [5] key is pressed and held for 1 second the injection setting switches in the following sequence of

order: AUTO → H → L → AUTO.

In the TUNER FM source, every time the [6] key is pressed and held for 1 second the packs setting switches in the following sequence of order:

AUTO → 1 → 2 → . . . 7 → AUTO.

In both settings, the default condition is AUTO, which is displayed as shown in the next table.

Key Description of display Description

5 Injection setting switching

■

6 Packs setting switching

■

FM1–4A 98.1A

FM1–4A 98.1H

FM1–4A 98.1L

FM1–4A 98.1A

FM1–47 98.1A

A: Injection setting AUTO

H: Injection setting H

L: Injection setting L

A: Packs setting AUTO

X: Packs setting 1~7

KDC-4047UA/4047UG/4047UGY/4047UM KDC-414UA /414UM/ MP245U/U3046/U346/U4046

TEST MODE

• TUNER setting adjustment mode

This mode is to adjust TUNER setting.

Key Note

Press this key to change the mode to the TUNER setting adjustment (Press and hold the key for 1 second).

DISP

■

Procedures in the TUNER setting adjustment mode are as follows:

• Adjustment mode switching (AUTO/MANUAL)

■

(forward

rotation)

When the source is FM, frequency is switched to 98.3MHz at the start of the adjustment mode.

Press and hold the [DISP] key.

Key Description of display Description

Level Offset adjustment

BAND

(Auto)

Level Offset adjustment

(Manual)

A S–XX L–XX

M S–XX L –XX

Press and hold the [BAND] key for 1 second to select the

TUNER adjustment method (A: AUTO / M: MANUAL).

S-XX → Present S meter value (HeX)

L-XX → Level offset value (HeX)

When the level offset value is not yet adjusted (0XFF or

∗

0X00), “--” is displayed.

• Procedure in the AUTO adjustment mode

Key Description of display Description

A S–XX L–XX

ADJ OK :X X

(Level offset value)

ADJ NG

F M 1 – 4 A 9 7.9 A

ERR∗A 9 7.9 A

∗

Press this key brieﬂ y to start the automatic adjustment.

After the completion of the automatic adjustment, save the

level offset value in the Data Flash ROM and display the

resultant level offset value (HeX).

Display shown when the automatic adjustment failed

(Write OXFF in the Data Flash ROM. → Given the OXFF

saved in the ROM, the adjustment starts with “--” when the

automatic adjustment mode is re-started.)

This is to clear the FST adjustment mode (in normal

operation) (The display returns to the normal display and the

test mode is retained.) Frequency is switched to 97.9MHz.

This is to clear the FST adjustment mode (when failed in the

automatic adjustment) (The display returns to the normal

display and the test mode is retained.)

Frequency is switched to 97.9MHz.

ROTARY

RETURN

In automatic adjustment

Completion of automatic

adjustment

Save the adjustment value.

Failure of the automatic

adjustment

Cannot save the

adjustment value. Save the

failed value (0XFF).

Mode clear

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