PIONEER DEH-P940MP, DEH-P9400MP, DEH-P9450MP Service Manual

PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan

PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936

PIONEER CORPORATION 2002

ORDER NO.

CRT2847

DEH-P940MP/UC

MULTI-CD/DAB CONTROL DSP HIGH POWER CD/MP3/WMA PLAYER WITH FM/AM TUNER

DEH-P940MP

DEH-P9400MP DEH-P9450MP

This service manual should be used together with the following manual(s):

Model No. Order No. Mech.Module Remarks

CX-3007 CRT2820 S9MP3 CD Mech. Module:Circuit Description,Mech. Description,Disassembly

UC

ES

UC

For details, refer to "Important symbols for good services".

K-ZZS.FEB.2002.printed in Japan

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SAFETY INFORMATION

CAUTION

This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repai

A

complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warrant If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do s and refer the repair to a qualified service technician.

ARNING

W

This product contains lead in solder and certain electrical parts contain chemicals which are known to the state California to cause cancer, birth defects or other reproductive harm. Health & Safety Code Section 25249.6 - Proposition 65

[ Important symbols for good services ]

In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely. When you find the procedures bearing any of the symbols, be sure to fulfill them:

1. Product safety

You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and

B

should keep the safety during servicing by following the safety instructions described in this manual.

2. Adjustments

To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable. In accordance with the procedures or instructions described in this manual, adjustments should be performed.

3. Cleaning

For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning, proper cleaning should be performed to restore their performances.

4. Shipping mode and shipping screws

To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or the shipping screws should be installed before shipping out in accordance with this manual, if necessary.

5. Lubricants, glues, and replacement parts

C

Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed ones should be used.

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DEH-P940MP/UC

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1. SPECIFICATIONS

A

(0.8 µV/75 Ω, mono, S/N: 30 dB)

Number of quantization bits: 16; linear

..............1.6/2/2.5/3.15/4/5/6.3/8/10/12.5/16 kHz

Phase.......................................... Normal/Reverse

MID HPF/LPF

B

................31.5/40/50/63/80/100/125/160/200 Hz

Frequency (LPF)

Frequency (HPF)

Slope (LPF) .................... 0 (Pass)/–6/–12 dB/oct.

Slope (HPF) ............ 0 (Pass)/–6/–12/–18 dB/oct.

Gain ........................ –24 dB — 0 dB/Mute (1 dB)

pecifications(DEH-P9400MP/UC)

S

General

Power source .............. 14.4 V DC (10.8 – 15.1 V allowable)

Grounding system .......................................... Negative type

Max. current consumption ........................................ 10.0 A

Backup current ............................................Less than 6 mA

Dimensions

................31.5/40/50/63/80/100/125/160/200 Hz

Phase.......................................... Normal/Reverse

Frequency

Slope .................................... –6/–12/–18 dB/oct.

Phase.......................................... Normal/Reverse

Gain ...................... –24 dB — +6 dB/Mute (1 dB)

LOW LPF

[7-3/8 (W) × 2-1/4 (H) × 1 (D) in.]

(nose) ............ 188 (W) ×58 (H) × 24 (D) mm

(D) (chassis) ...... 178 (W) × 50 (H) ×162 (D) mm

[7 (W) × 2 (H) × 6-3/8 (D) in.]

(nose) ............ 170 (W) ×45 (H) × 19 (D) mm

[7 (W) × 2 (H) × 6-1/8 (D) in.]

(DIN) (chassis) ...... 178 (W) × 50 (H) × 157 (D) mm

.................................................. Compact disc

CD player

System .................................... Compact disc audio system

Usable discs

Signal format ...................... Sampling frequency: 44.1 kHz

[6-3/4 (W) × 1-3/4 (H) × 3/4 (D) in.]

........................................................ 1.7 kg (3.7 lbs.)

Continuous power output is 22 W per channel min. into 4

Weight

ohms, both channels driven 50 to 15,000 Hz with no more

Audio/DSP

Frequency characteristics ................ 5 – 20,000 Hz (±1 dB)

Signal-to-noise ratio ............ 94 dB (1 kHz) (IHF-A network)

Dynamic range .............................................. 92 dB (1 kHz)

Number of channels ............................................ 2 (stereo)

MP3 decoding format ........ MPEG-1 and 2 AUDIO LAYER-3

WMA decoding format .................................... Ver. 7 and 8

FM tuner

(volume: –30 dB)

output impedance .................................... 4.0 V/100 Ω

than 5% THD.

Maximum power output ...................................... 50 W × 4

Load impedance ............................ 4 Ω (4 – 8 Ω allowable)

Preout maximum output level/

Loudness contour ........ +10 dB (100 Hz), +6.5 dB (10 kHz)

Equalizer (13-Band Graphic Equalizer)

Frequency range ...................................... 87.9 – 107.9 MHz

Usable sensitivity ........................................................ 9 dBf

50 dB quieting sensitivity ...... 15 dBf (1.5 µV/75 Ω, mono)

1.25/2/3.15/5/8/12.5 kHz

Frequency .................. 50/80/125/200/315/500/800 Hz

Equalization range ................................ ±12 dB (2 dB)

Auto Equalizer (Just for standard mode)

Stereo separation .......................... 40 dB (at 65 dBf, 1 kHz)

Signal-to-noise ratio ........................ 70 dB (IHF-A network)

Distortion ............................ 0.3% (at 65 dBf, 1 kHz, stereo)

Frequency response ...................... 30 – 15,000 Hz (±3 dB)

1.25/2/3.15/5/8/12.5 kHz

Frequency .................. 50/80/125/200/315/500/800 Hz

Equalization range ...................... +6 — –12 dB (2 dB)

(Front & Rear & Subwoofer 13-Band Graphic)

(two undesired signal level: 100 dBf)

(desired signal level) ........................................ 30 dBf

Selectivity ...................................................... 70 dB (2ACA)

Three-signal intermodulation

Frequency .......................... 50/63/80/100/125 Hz

HPF (Front/Rear)

Network (Standard mode)

AM tuner

Frequency range ......................... 530 – 1,710 kHz (10 kHz)

Slope ................................................ –12 dB/oct.

Frequency .......................... 50/63/80/100/125 Hz

Slope ................................................ –18 dB/oct.

Subwoofer output

Usable sensitivity .................................. 18 µV (S/N: 20 dB)

Gain .............................. –24 dB — +6 dB (1 dB)

Selectivity .................................................. 50 dB (±10 kHz)

Phase ........................................ Normal/Reverse

Network (3-way network mode)

tion without notice for the sake of improvements.

Note:

• Specifications and design are subject to modifica-

..............1.6/2/2.5/3.15/4/5/6.3/8/10/12.5/16 kHz

Frequency

Slope ............................................ –6/–12 dB/oct.

Gain ........................ –24 dB — 0 dB/Mute (1 dB)

HIGH HPF

(0.8 µV/75 Ω, mono, S/N: 30 dB)

C

..............1.6/2/2.5/3.15/4/5/6.3/8/10/12.5/16 kHz

Phase.......................................... Normal/Reverse

Frequency (LPF)

Frequency (HPF)

MID HPF/LPF

................31.5/40/50/63/80/100/125/160/200 Hz

Slope (LPF) .................... 0 (Pass)/–6/–12 dB/oct.

Slope (HPF) ............ 0 (Pass)/–6/–12/–18 dB/oct.

Gain ........................ –24 dB — 0 dB/Mute (1 dB)

................31.5/40/50/63/80/100/125/160/200 Hz

Gain ...................... –24 dB — +6 dB/Mute (1 dB)

Phase.......................................... Normal/Reverse

Frequency

LOW LPF

Phase.......................................... Normal/Reverse

Slope .................................... –6/–12/–18 dB/oct.

CD player

[7 (W) × 2 (H) × 6-1/8 (D) in.]

D

pecifications(DEH-P940MP/UC)

S

General

Power source .............. 14.4 V DC (10.8 – 15.1 V allowable)

Grounding system .......................................... Negative type

(DIN) (chassis) ...... 178 (W) × 50 (H) × 157 (D) mm

Max. current consumption ........................................ 10.0 A

Backup current ..........................................Less than 6 mA

Dimensions

4

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[7-3/8 (W) × 2-1/4 (H) × 1 (D) in.]

(nose) ............ 188 (W) ×58 (H) × 24 (D) mm

(D) (chassis) ...... 178 (W) × 50 (H) ×162 (D) mm

[7 (W) × 2 (H) × 6-3/8 (D) in.]

[6-3/4 (W) × 1-3/4 (H) × 3/4 (D) in.]

(nose) ............ 170 (W) ×45 (H) × 19 (D) mm

........................................................ 1.7 kg (3.7 lbs.)

Weight

Number of quantization bits: 16; linear

.................................................. Compact disc

System .................................... Compact disc audio system

Usable discs

Signal format ...................... Sampling frequency: 44.1 kHz

Frequency characteristics ................ 5 – 20,000 Hz (±1 dB)

Signal-to-noise ratio ............ 94 dB (1 kHz) (IHF-A network)

Dynamic range .............................................. 92 dB (1 kHz)

Number of channels ............................................ 2 (stereo)

MP3 decoding format ........ MPEG-1 and 2 AUDIO LAYER-3

WMA decoding format .................................... Ver. 7 and 8

FM tuner

Frequency range ...................................... 87.9 – 107.9 MHz

Usable sensitivity ........................................................ 9 dBf

(volume: –30 dB)

1.25/2/3.15/5/8/12.5 kHz

output impedance .................................... 6.5 V/100 Ω

Continuous power output is 22 W per channel min. into 4

ohms, both channels driven 50 to 15,000 Hz with no more

than 5% THD.

Maximum power output ...................................... 50 W × 4

Load impedance ............................ 4 Ω (4 – 8 Ω allowable)

Audio/DSP

Preout maximum output level/

Frequency .................. 50/80/125/200/315/500/800 Hz

Equalization range ................................ ±12 dB (2 dB)

Loudness contour ........ +10 dB (100 Hz), +6.5 dB (10 kHz)

Equalizer (13-Band Graphic Equalizer)

DEH-P940MP/UC

Stereo separation .......................... 40 dB (at 65 dBf, 1 kHz)

Signal-to-noise ratio ........................ 70 dB (IHF-A network)

Distortion ............................ 0.3% (at 65 dBf, 1 kHz, stereo)

Frequency response ...................... 30 – 15,000 Hz (±3 dB)

50 dB quieting sensitivity ...... 15 dBf (1.5 µV/75 Ω, mono)

1.25/2/3.15/5/8/12.5 kHz

(Front & Rear & Subwoofer 13-Band Graphic)

Frequency .................. 50/80/125/200/315/500/800 Hz

Equalization range ...................... +6 — –12 dB (2 dB)

Auto Equalizer (Just for standard mode)

(two undesired signal level: 100 dBf)

(desired signal level) ........................................ 30 dBf

Selectivity ...................................................... 70 dB (2ACA)

Three-signal intermodulation

Frequency .......................... 50/63/80/100/125 Hz

HPF (Front/Rear)

Network (Standard mode)

AM tuner

Frequency range ......................... 530 – 1,710 kHz (10 kHz)

Slope ................................................ –12 dB/oct.

Frequency .......................... 50/63/80/100/125 Hz

Slope ................................................ –18 dB/oct.

Subwoofer output

Usable sensitivity .................................. 18 µV (S/N: 20 dB)

Gain .............................. –24 dB — +6 dB (1 dB)

Selectivity .................................................. 50 dB (±10 kHz)

Phase ........................................ Normal/Reverse

Network (3-way network mode)

tion without notice for the sake of improvements.

Note:

• Specifications and design are subject to modifica-

..............1.6/2/2.5/3.15/4/5/6.3/8/10/12.5/16 kHz

Frequency

Slope ............................................ –6/–12 dB/oct.

Gain ........................ –24 dB — 0 dB/Mute (1 dB)

HIGH HPF

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B

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..............1.6/2/2.5/3.15/4/5/6.3/8/10/12.5/16 kHz

Frequency (LPF)

Frequency (HPF)

MID HPF/LPF

................31.5/40/50/63/80/100/125/160/200 Hz

Slope (LPF) .................... 0 (Pass)/–6/–12 dB/oct.

Slope (HPF) ............ 0 (Pass)/–6/–12/–18 dB/oct.

Gain ........................ –24 dB — 0 dB/Mute (1 dB)

................31.5/40/50/63/80/100/125/160/200 Hz

Phase.......................................... Normal/Reverse

Frequency

Slope .................................... –6/–12/–18 dB/oct.

Gain ...................... –24 dB — +6 dB/Mute (1 dB)

LOW LPF

Phase.......................................... Normal/Reverse

CD player

System .................................... Compact disc audio system

Number of quantization bits: 16; linear

Usable discs .................................................. Compact disc

Signal format ...................... Sampling frequency: 44.1 kHz

Frequency characteristics ................ 5 – 20,000 Hz (±1 dB)

Signal-to-noise ratio ............ 94 dB (1 kHz) (IEC-A network)

Dynamic range .............................................. 92 dB (1 kHz)

Number of channels ............................................ 2 (stereo)

MP3 decoding format ........ MPEG-1 and 2 AUDIO LAYER-3

(volume: –30 dB)

WMA decoding format .................................... Ver. 7 and 8

FM tuner

(0.8 µV/75 Ω, mono, S/N: 30 dB)

Frequency range ........................................ 87.5 – 108 MHz

50 dB quieting sensitivity .......................................... 15 dBf

Usable sensitivity ........................................................ 9 dBf

(1.5 µV/75 Ω, mono)

Signal-to-noise ratio ........................ 70 dB (IEC-A network)

Distortion ............................ 0.3% (at 65 dBf, 1 kHz, stereo)

Frequency response ...................... 30 – 15,000 Hz (±3 dB)

Stereo separation .......................... 40 dB (at 65 dBf, 1 kHz)

AM tuner

50 dB (±10 kHz)

530 – 1,640 kHz (10 kHz)

Frequency range .......................... 531 – 1,602 kHz (9 kHz)

Usable sensitivity .................................. 18 µV (S/N: 20 dB)

Selectivity .................................................... 50 dB (±9 kHz)

Infrared remote control

Wave length .............................................. 940 nm ±50 nm

Output ........ typ; 12 mw/sr per Infrared LED (2 LEDs used)

tion without notice for the sake of improvements.

Note:

• Specifications and design are subject to modifica-

(nose) ............ 188 (W) ×58 (H) × 24 (D) mm

(nose) ............ 170 (W) ×45 (H) × 19 (D) mm

(DIN) (chassis) ...... 178 (W) × 50 (H) × 157 (D) mm

pecifications(DEH-P9450MP/ES)

S

General

Power source .............. 14.4 V DC (10.8 – 15.1 V allowable)

Grounding system .......................................... Negative type

Max. current consumption ........................................ 10.0 A

Backup current ..........................................Less than 6 mA

Dimensions

(D) (chassis) ...... 178 (W) × 50 (H) ×162 (D) mm

Weight ...................................................................... 1.7 kg

Audio/DSP

1.25/2/3.15/5/8/12.5 kHz

Frequency .................. 50/80/125/200/315/500/800 Hz

output impedance .................................... 6.5 V/100 Ω

Continuous power output is 22 W per channel min. into 4

ohms, both channels driven 50 to 15,000 Hz with no more

than 5% THD.

Preout maximum output level/

Maximum power output ...................................... 50 W × 4

Loudness contour ........ +10 dB (100 Hz), +6.5 dB (10 kHz)

Load impedance ............................ 4 Ω (4 – 8 Ω allowable)

Equalization Range ................................ ±12 dB (2 dB)

Equalizer (13-Band Graphic Equalizer)

1.25/2/3.15/5/8/12.5 kHz

Frequency .................. 50/80/125/200/315/500/800 Hz

Equalization Range ...................... +6 — –12 dB (2 dB)

(Front & Rear & Subwoofer 13-Band Graphic)

Auto Equalizer (Just for standard mode)

Frequency .......................... 50/63/80/100/125 Hz

Slope ................................................ –18 dB/oct.

Frequency .......................... 50/63/80/100/125 Hz

Slope ................................................ –12 dB/oct.

HPF (Front/Rear)

Network (Standard mode)

Gain .............................. –24 dB — +6 dB (1 dB)

Subwoofer output

..............1.6/2/2.5/3.15/4/5/6.3/8/10/12.5/16 kHz

Phase.......................................... Normal/Reverse

Frequency

HIGH HPF

Network (3-way network mode)

Phase.......................................... Normal/Reverse

Slope ............................................ –6/–12 dB/oct.

Gain ........................ –24 dB — 0 dB/Mute (1 dB)

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DEH-P940MP/UC

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2. EXPLODED VIEWS AND PARTS LIST

NOTES : • Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List.

• Screw adjacent to mark on the product are used for disassembly.

"

• For the applying amount of lobricants or glue, follow the instructions in this manual.

A

(In the case of no amount instructions,apply as you think it appropriate.)

2.1 PACKING(DEH-P940MP,P9400MP)

25

26

19

B

27

24

20

22

23

21

7

16

33

5

2

29

6

32

4

34

3

30

36

35

31

8

28

15

1

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17

10

13

9

14

11

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10

11

12

18

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DEH-P940MP/UC

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PACKING(DEH-P940MP,P9400MP) SECTION PARTS LIST

Mark

No. Description Part No.

1 Cord Assy CDE6563 * 2 Accessory Assy CEA2430 3 Screw CBA1002 * 4 Screw Assy CEA2433 5 Handle CNC5395

6 Bush CNV1917 * 7 Polyethylene Bag CEG-158 8-1 Polyethylene Bag CEG1116 8-2 Owner's Manual(P940MP) CRD3588 Owner's Manual(P9400MP) CRD3590

8-3 Installation Manual(P940MP) CRD3589 Installation Manual(P9400MP) CRD3591 * 8-4 Caution Card CRP1244 * 8-5 Warranty Card(P940MP) CRY1070 * 8-6 Card(P9400MP) ARY1048

9 Polyethylene Bag CEG1185 10 Protector CHP2383 11 Protector CHP2384 12 Protector CHP2430 13 Protector CHP2386

14 Sub Carton CHA3167 15 Case Assy CXB3520 * 16 Battery CEX1030

Mark No. Description Part No.

17 Carton(P940MP) CHG4675 Carton(P9400MP) CHG4673

18 Contain Box(P940MP) CHL4675 Contain Box(P9400MP) CHL4673 19 Remote Control Assy CXB9202 20 Screw Assy CZE3169 * 21 Polyethylene Bag CEG-127

* 22 Hexagonal Wrench CZE3176 * 23 Screw RMZ30H060FBK 24 Belt CZN7661 25 Holder Assy CZX3172 26 Holder Assy CZX3173

27 Remote Control Assy CZX3257 28 Microphone Assy CPM1054 29 Spring CBH-865 30 Screw BMZ50P060FMC 31 Screw CMZ50P060FMC

* 32 Polyethylene Bag CEG-127 33 Strap CNC5402 34 Nut NF50FMC 35 Screw(M2x6) CBA1120 36 Screw CBA-102

Owner's Manual,Installation Manual

Part No. Language

CRD3588 English,French CRD3589 English,French CRD3590 English,French CRD3591 English,French

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DEH-P940MP/UC

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8

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2.2 PACKING(DEH-P9450MP)

25

26

19

A

B

27

24

20

22

23

21

7

16

2

29

6

5

3

30

32

8

4

31

28

15

1

14

C

17

10

13

10

D

11

12

11

9

18

8

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DEH-P940MP/UC

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B

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PACKING(DEH-P9450MP) SECTION PARTS LIST

Mark

No. Description Part No.

1 Cord Assy CDE6563 2 Accessory Assy CEA2948 3 Screw CBA1002 4 Screw Assy CEA2941 5 Handle CNC5395

6 Bush CNV1917 * 7 Polyethylene Bag CEG-158 8-1 Polyethylene Bag CEG1116 8-2 Owner's Manual CRB1754 8-3 Owner's Manual CRD3592

8-4 Owner's Manual CRD3593 8-5 Installation Manual CRD3594 * 8-6 Caution Card CRP1244 * 9 Polyethylene Bag CEG1305 10 Protector CHP2383

11 Protector CHP2384 12 Protector CHP2430 13 Protector CHP2386 14 Sub Carton CHA3167

Mark No. Description Part No.

15 Case Assy CXB3520

* 16 Battery CEX1030 17 Carton CHG4674 18 Contain Box CHL4674 19 Remote Control Assy CXB9202 20 Screw Assy CZE3169

* 21 Polyethylene Bag CEG-127 * 22 Hexagonal Wrench CZE3176 * 23 Screw RMZ30H060FBK 24 Belt CZN7661 25 Holder Assy CZX3172

26 Holder Assy CZX3173 27 Remote Control Assy CZX3257 28 Microphone Assy CPM1054 29 Spring CBH-865 30 Screw BMZ50P060FMC

31 Screw CMZ50P060FMC * 32 Polyethylene Bag CEG-127

Owner's Manual,Installation Manual

Part No. Language

CRB1754 English CRD3592 English,Spanish CRD3593 Portuguese(B),Arabic CRD3594 English,Spanish,Portuguese(B),Arabic

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DEH-P940MP/UC

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2.3 EXTERIOR(1)(DEH-P940MP,P9400MP)

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71

C

70

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E

C

D

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(1) EXTERIOR(1)(DEH-P940MP,P9400MP) SECTION PARTS LIST

No. Description Part No.

Mark

No. Description Part No.

1 Panel Assy CXB6738 2 Screw(M2x2.5) CBA1447 3 Grille Unit See Contrast table(2) 4 Button(RESET) CAC7493 5 Button Unit See Contrast table(2)

6 Button(PRESET) See Contrast table(2) 7 Button(SRC) CAC7491 8 Lighting Conductor CNV7051 9 Button(EJECT) See Contrast table(2) 10 Lighting Conductor CNV7050

11 Button(BAND) CAC7492 12 Keyboard Unit CWM8231 * 13 Badge See Contrast table(2) 14 Cover Unit CXB9308 15 Screw BPZ20P080FZK

16 Detach Grille Assy See Contrast table(2) 17 Knob Unit See Contrast table(2) 18 OEL Module MXK8019 19 Spacer CNM7529 20 Cushion CNM7809

21 Connector CDE6741 22 Lighting Conductor CNV7052 23 Spacer CNM7409 24 Connector(CN1901) CKS4435 25 Connector(CN1902) CKS3995

26 Screw BMZ20P030FMC 27 Screw BPZ20P060FMC 28 Screw(M2x7) CBA1060 29 Screw(M2x3) CBA1061 30 Screw(M2x3) CBA1154

31 Screw(M2x1.5) CBA1430 32 Screw(M1.4x4) CBA1454 33 Screw(M2x1.5) CBA1528 34 Spring CBH2445 35 Cord CDE5856

36 Cord CDE5960

Mark

37 Mini-Jack CKN1015 38 Connector CKS4436 39 Frame CNC8201 40 Spacer CNM6155

41 Spacer CNM6156 42 Spacer CNM7427 43 PCB CNP5341 44 PCB CNP5941 45 PCB CNP6124

46 Guide CNV5696 47 Rack CNV5697 48 Gear CNV5698 49 Gear CNV5761 50 Gear Unit CNV5762

51 Cover CNV6573 52 Holder CNV6575 53 Switch(S951) CSN1012 54 Switch(S952) CSN1022 55 Arm Unit CXB3574

56 Bracket Unit CXB3577 57 Arm Unit CXB3866 58 Holder Unit CXB6726 59 Frame Unit CXB6727 60 Motor CXM1085

61 Washer 2-1816-0035-D2-00 62 Washer 2-1821-0045-D2-00 63 Panel CNS6397 64 Lighting Conductor CNV6574 65 Cover CNM6489

66 Holder CNC8659 67 Panel See Contrast table(2) 68 Remote Control Assy CZX3257 69 Cover CZN7655 70 Grille Unit(Service) See Contrast table(2)

71 Spacet CNM7959

C

(2) CONTRAST TABLE

DEH-P940MP/UC and DEH-P9400MP/UC are constructed the same except for the following:

Mar

k NO Symbol and Description DEH-P940MP/UC DEH-P9400MP/UC

3 Grille Unit CXB8550 CXB9470 5 Button Unit CXB9378 CXB9385 6 Button(PRESET) CAC7497 CAC7495 9 Button(EJECT) CAC7496 CAC7494

* 13 Badge CAH1755 CAH1754

16 Detach Grille Assy CXB8488 CXB8489 17 Knob Unit CXB9377 CXB8551 67 Panel CNS6360 CNS6989 70 Grille Unit(Service) CXX1618 CXX1617

DEH-P940MP/UC

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11

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2.4 EXTERIOR(2)(DEH-P940MP,P9400MP)

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B

A

C

D

12

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DEH-P940MP/UC

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B

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EXTERIOR(2)(DEH-P940MP,P9400MP) SECTION PARTS LIST

Mark

No. Description Part No.

1 Tuner Amp Unit(P940) CWM8223 Tuner Amp Unit(P9400) CWM8224 2 Antenna Cable CDH1308 3 Cord Assy CDE6784 4 Chassis Unit CXB9285

5 Insulator CNM7773 6 Screw BSZ30P200FMC 7 Screw BMZ26P080FMC 8 Screw ISS26P055FUC 9 Fan Motor CXM1194

10 Holder CNC9299 11 Screw(M2.6x14) CBA1384 12 Screw BSZ30P050FMC 13 CD Mechanism Module(S9MP3)CXK5557 14 Cord Assy CDE7019

15 Connector CDE6556 16 Screw BSZ26P060FMC 17 Holder CNC6469 18 Cushion CNM4870 19 Cap CNV6727

20 Case Unit CXB8974 21 Cord Assy CDE6563 22 Fuse(10A) CEK1136 23 Cap CNS1472 24 Resistor RS1/2PMF102J

25 FM/AM Tuner Unit CWE1563 26 Holder CNC8815 27 DSP Unit CWM8229 28 Terminal(CN452) CKF1059 29 •••••

Mark

49 Holder CND1075

50 Connector(CN701) CKS3918 51 Sheet CNM7910

No. Description Part No.

30 Heat Sink CNR1590 31 Screw BMZ26P160FMC 32 Holder CNC9291 33 IC(IC301) PAL007A 34 Holder CNC9295

35 Holder CNC9296 36 Connector(CN1501) CKS4452 37 Insulator CNM7181 38 Plug(CN901) CKM1278 39 Connector(CN351) CKS3606

40 Clamper CEF1008 41 Connector(CN591) CKS4571 * 42 Plug(CN101) CKS1058 43 Pinjack(CN451) CKX1046 44 Connector(CN801) CKS1536

45 Plug(CN851) CKS-786 46 Connector(CN251) CKS4453 47 Plug(CN702) CKS-787 48 Plug(CN131) CKS-784

56

DEH-P940MP/UC

C

D

13

7

8

1234

2.5 EXTERIOR(1)(DEH-P9450MP)

A

71

C

70

B

D

E

C

D

14

1234

DEH-P940MP/UC

A

B

5678

EXTERIOR(1)(DEH-P9450MP) SECTION PARTS LIST

Mark

No. Description Part No.

1 Panel Assy CXB6738 2 Screw(M2x2.5) CBA1447 3 Grille Unit CXB8547 4 Button(RESET) CAC7493 5 Button Unit CXB9378

6 Button(PRESET) CAC7497 7 Button(SRC) CAC7491 8 Lighting Conductor CNV7051 9 Button(EJECT) CAC7496 10 Lighting Conductor CNV7050

11 Button(BAND) CAC7492 12 Keyboard Unit CWM8231 * 13 Badge CAH1754 14 Cover Unit CXB9308 15 Screw BPZ20P080FZK

16 Detach Grille Assy CXB8490 17 Knob Unit CXB9377 18 OEL Module MXK8019 19 Spacer CNM7529 20 Cushion CNM7809

21 Connector CDE6741 22 Lighting Conductor CNV7052 23 Spacer CNM7409 24 Connector(CN1901) CKS4435 25 Connector(CN1902) CKS3995

26 Screw BMZ20P030FMC 27 Screw BPZ20P060FMC 28 Screw(M2x7) CBA1060 29 Screw(M2x3) CBA1061 30 Screw(M2x3) CBA1154

31 Screw(M2x1.5) CBA1430 32 Screw(M1.4x4) CBA1454 33 Screw(M2x1.5) CBA1528 34 Spring CBH2445 35 Cord CDE5856

36 Cord CDE5960 37 Mini-Jack CKN1015 38 Connector CKS4436 39 Frame CNC8201 40 Spacer CNM6155

41 Spacer CNM6156 42 Spacer CNM7427 43 PCB CNP5341 44 PCB CNP5941 45 PCB CNP6124

46 Guide CNV5696 47 Rack CNV5697 48 Gear CNV5698 49 Gear CNV5761 50 Gear Unit CNV5762

DEH-P940MP/UC

56

Mark No. Description Part No.

51 Cover CNV6573 52 Holder CNV6575 53 Switch(S951) CSN1012 54 Switch(S952) CSN1022 55 Arm Unit CXB3574

56 Bracket Unit CXB3577 57 Arm Unit CXB3866 58 Holder Unit CXB6726 59 Frame Unit CXB6727 60 Motor CXM1085

61 Washer 2-1816-0035-D2-00 62 Washer 2-1821-0045-D2-00 63 Panel CNS6397 64 Lighting Conductor CNV6574 65 Cover CNM6489

66 Holder CNC8659 67 Panel CNS6360 68 Remote Control Assy CZX3257 69 Cover CZN7655 70 Grille Unit(Service) CXX1615

71 Spacer CNM7959

7

8

C

D

15

1234

2.6 EXTERIOR(2)(DEH-P9450MP)

A

B

A

C

D

16

1234

DEH-P940MP/UC

A

B

5678

EXTERIOR(2)(DEH-P9450MP) SECTION PARTS LIST

Mark

No. Description Part No.

1 Tuner Amp Unit CWM8225 2 Antenna Cable CDH1308 3 Cord Assy CDE6784 4 Chassis Unit CXB9285 5 Insulator CNM7773

6 Screw BSZ30P200FMC 7 Screw BMZ26P080FMC 8 Screw ISS26P055FUC 9 Fan Motor CXM1194 10 Holder CNC9299

11 Screw(M2.6x14) CBA1384 12 Screw BSZ30P050FMC 13 CD Mechanism Module(S9MP3)CXK5557 14 Cord Assy CDE7019 15 Connector CDE6556

16 Screw BSZ26P060FMC 17 Holder CNC6469 18 Cushion CNM4870 19 Cap CNV6727 20 Case Unit CXB8974

21 Cord Assy CDE6563 22 Fuse(10A) CEK1136 23 Cap CNS1472 24 Resistor RS1/2PMF102J 25 FM/AM Tuner Unit CWE1563

26 Holder CNC8815 27 DSP Unit CWM8229 28 Terminal(CN452) CKF1059 29 ••••• 30 Heat Sink CNR1590

31 Screw BMZ26P160FMC 32 Holder CNC9291 33 IC(IC301) PAL007A 34 Holder CNC9295 35 Holder CNC9296

36 Connector(CN1501) CKS4452 37 Insulator CNM7181 38 Plug(CN901) CKM1278 39 Connector(CN351) CKS3606 40 Clamper CEF1008

41 Connector(CN591) CKS4571 * 42 Plug(CN101) CKS1058 43 Pinjack(CN451) CKX1046 44 Connector(CN801) CKS1536 45 Plug(CN851) CKS-786

46 Connector(CN251) CKS4453 47 Plug(CN702) CKS-787 48 Plug(CN131) CKS-784 49 Holder CND1075 50 Connector(CN701) CKS3918

DEH-P940MP/UC

56

No. Description Part No.

Mark

51 Sheet CNM7910

7

C

D

17

8

1234

2.7 CD MECHANISM MODULE

A

B

C

D

18

1234

DEH-P940MP/UC

A

B

5678

CD MECHANISM MODULE SECTION PARTS LIST

Mark

No. Description Part No.

1 CD Core Unit(S9MP3) CWX2619 2 Connector(CN901) CKS4190 3 Connector(CN101) CKS3486 4 Screw BMZ20P025FMC 5 Screw BSZ20P040FMC

6 Screw(M2x4) CBA1362 7 Screw(M2x3) CBA1527 8 Screw CBA1545 9 Washer CBF1037 10 Washer CBF1038

11 Washer CBF1039 12 Washer CBF1060 13 Spring CBH2378 14 Spring CBH2379 15 Spring CBH2514

16 Spring CBH2533 17 Spring CBH2382 18 Spring CBH2383 19 Spring CBH2384 20 Spring CBH2527

21 Spring CBH2386 22 Spring CBH2537 23 Spring CBH2390 24 Spring CBH2391 25 Spring CBH2523

26 Spring CBH2426 27 Spring CBH2444 28 Spring CBL1561 29 Spring CBL1553 30 Shaft CLA3845

31 Roller CLA3910 32 Frame CNC9654 33 Lever CNC9664 34 Lever CNC8949 35 Arm CNC9661

36 Arm CNC9016 37 Arm CNC9017 38 Bracket CNC9123 39 Frame CNC9656 40 Belt CNT1086

41 Gear CNV6886 42 Gear CNV6316 43 Gear CNV6317 44 Gear CNV6318 45 Gear CNV6319

46 Gear CNV6320 47 Arm CNV6322 48 Arm CNV6323 49 Arm CNV6324

56

No. Description Part No.

Mark

50 Arm CNV6888

51 Arm CNV6889 52 Guide CNV6327 53 Arm CNV6924 54 Guide CNV6921 55 Rack CNV6923

56 Clamper CNV6331 57 Arm CNV6332 58 Guide CNV6333 59 Cover CNV6334 60 Arm CNV6335

61 Guide CNV6336 62 Roller CNV6338 63 Damper CNV6175 64 Damper CNV6662 65 Guide CNV6925

66 Chassis Unit CXB7980 * 67 Arm Unit CXB7983 68 Arm Unit CXB7984 69 Arm Unit CXB7985 70 Motor Unit(M2) CXB5903

71 Screw Unit CXB5904 72 Gear Unit CXB8076 73 Bracket Unit CXB7982 74 Motor Unit(M1) CXB6007 75 Arm Unit CXB8504

76 Screw(M2x5) EBA1028 77 Screw JFZ20P020FMC 78 Screw JGZ17P020FZK 79 Washer YE15FUC 80 Washer YE20FUC

81 Pickup Unit(Service)(P9MP3) CXX1550 82 Screw IMS26P030FMC 83 Guide CNV6922 84 Roller CNV6887 85 Spring CBH2509

86 Spring CBH2512 87 Spring CBH2536 88 Collar CNV6906 89 Connector(CN902) CKS2195

DEH-P940MP/UC

C

D

19

7

8

DSPPW

P

DSPPW

1234

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A

ASL AMP ASL FILTER

STIND

1

ST

COMP

LDET

VR141

22

7

IC 141

NJM4558MD

L ch

6

R ch

5

21 18

ASENBO

TX

RX

IPPW

BUS+L

IC 142

NJM4558MD

42 45 43 97

3 2 4

1 40 38 26 30 29 22

7

SYSTEM

CONTROLLER

IC 601(1/2)

PD5750A

st currq

SD SL TUNPCE TUNPCK

tunpce2

TUNPDO LOCH

LOCL ASENBO TX RX IPPW

IC 2 FM MPX

SDBWSLFMSD

SL

PCE1

MIC141

NL1

NL2

SD

A

TUNER AMP UNIT

FM/AM TUNER UNIT

CN451

ANT

1 2

B

CN101

IP-BUS

8 5 1 7

Q101

Q102

AMANT

28

ATT

FMANT

27

RFGND

26

LOCH

23

LOCH

B.U

BUS2 BUS1

AMRF

ANT ADJ

ATT

IP-BUS DRIVER

5 6

HA12187FP

FM/AM 1ST IF 10.7MHz

T51 Q51 CF51

FMRF

IMG ADJ

RF ADJ

LOCL

Q401

IC 101

8

CF52 CF53

IC1

MIXER, IF AMP, DET.

CF202

AM 2ND IF

450kHz

VDD VCC

LOCL

SYS+B

1 2

MPXREF 41kHz

AMDET

X901

10.25MHz

NCNCWC

20177

IC 3

EEPROM

NC

FMLOCL

CREQ

DGND

DI/DO

CE2CKCE1

924

19

CREQ

11

PDIO

PCK

PCE2

222510 14 12 15 16 8 13 2 3 4

CN702

IC 202

MSM51V4265EP-70TS

PU UNIT(SERVICE)(P9MP3)

LASER DIODE

MONITOR

DIODE

LOAD/

CARRIAGE

HOLOGRAM

UNIT

FOCUS ACT.

TRACKING ACT.

SPINDLE

M

MOTOR

M

MOTOR

LD-

MD

FO+ TO+

LD+

CN101

15

5

FOP

1

TOP

4

14

Q101

AC,BD

V3R3A

142

LD

141

PD

F,E

TD/FD

12

FOP

13

TOP

16

SOP

15

SOM

18

LCOP

17

LCOM

C

12EJ

DISC

SENSE

8EJ

CLAMP

SENSE

1

IC 502

4

V2R5

BA25BC0WFP

+2.5V REGULATOR

1

IC 203

4

V3R3A

BA033SFP

+3.3V REGULATOR

F

CD CORE UNIT(S9MP3)

DRAM

38

WINT, WAIT, RFOK

XWINT, XWAIT,

FOK

31

LOEJ

29

CONT

IC 701

PE5269A

CD CONTROLLER

78

DSCSNS

80

HOME

CD3VON

3VDD

5VDD

XTAL1

IC 702

TC74VHCT08AFT

CDMUTE

VDCONT

VD

IC 201

UPD63760GJ

RF-AMP,CD DECODER,

MP3 DECODER,

DIGITAL SERVO / DATA PROCESSOR

SD/MD

CD

DRIVER

22

LOEJ

9

CONT

IC 301

BA5996FM

S901

HOME

2

D

E

SWITCH

PCB

CN902

35

LOUT

MUTE

Q603

43

42

X202

33

P-BUS

VD

DO1287

IC 501

UPD61002GC

WMA DECODER

27

+3.3V REGULATOR

1

IC 703

S-818A33AUC-BGN

D

M951

AUTOMATIC

M

FLAP MOTOR

S951

CLOSE

S952 OPEN

MCK

DOUT

CN901

LOUT

Q602

4,5

EQ PCB

3

MCK

4

3

4

CN701

LOUT

13

11

BDATA,BSCK,BSRQ,BRXEN,BRST

VD

1

23

2

22

VD

9

15

VDCONT

10

21

AUTO EQUALIZER

CN131

1 2

Q131

3

6

CN851

5 4

FCLSSW

BLUE

3

RED

FOPNSW

2

WHITE

1

VDD

Q133

A-EQ

Q132

FLAP MOTOR

CONTROL

OUT1

14

BA6288FS

OUT2

3

5

IC 851

LOUT

MICSEN

VDD

45

MCK

DOUT

MICSENS

DALMON

Q851

Q852

FLPPW

FLPOPN

FLPCLS

Q853

63

FIN

11

FIN

B.U

SP641

BUZZER

CN251

NOISE

BUS+L

LOUT

DOUT

24

10

44

80

78 79 82 81

TUL

A-EQ

MCK

PEE

MICSENS

DALMON

FLPPW

FLPOPN FLPCLS FCLSSW FOPNSW

37

39

12

14

18

8

15

11

6

20

48

28

49

27

CONTROLLER

IC 601(2/2)

PD5750A

CN1501

NOISE TUL BUS+L

A-EQ MD/CD L DOUT

MCK

SYSTEM

74

SYSPW

FLPILM

OEL PW

ILMPW

SWVDD

8

asens

bsens

isens

TELIN

MUTE

dsens

KYDT DPDT

RESET

NOISE

46

30

40

MUTERQ

74

20 23 11

37

27

72

36 35

12

57

91

56

34

D

36

20

DEH-P940MP/UC

1234

A

B

N251

NOISE

BUS+L

LOUT

DOUT

1

R

24

10

44

80

78 79 82 81

TUL

A-EQ

MCK

PEE

MICSENS

DALMON

FLPPW

FLPOPN FLPCLS FCLSSW FOPNSW

37

39

12

14

18

8

15

11

6

20

48

28

49

27

CONTROLLER

IC 601(2/2)

CN1501

NOISE TUL BUS+L

A-EQ MD/CD L DOUT

MCK

SYSTEM

PD5750A

74

SYSPW

FLPILM

OEL PW

SWVDD

NOISE

8

asens

bsens

isens

TELIN

MUTE

dsens

KYDT DPDT

RESET

ILMPW

5678

X1502

35

5

2A

E-VOL

/ SOURCE

SELECTOR

IC 1601

PML011A

25

40 39

DSP

IC 1502

LIN

PDG267A

LRCK 76

3

1Y

BUFFER

IC 1504

TC74VHC126FT

(2/2)

27 29

RL

SWL

3

5

23

21

SWL

43

AOUTR2

54

AOUTR3

38

AOUTL2

52

AOUTL3

27

AOUTL1

29

AOUTR1

SI1

71

6 2Y

14

38

FR

7

36

RR

39

FL

37

RL

34

SWR

35

SWL

FL

CN1501

1

25

CN251

FL

RL

16

AM

E-VOL

8

/ SOURCE

phone+

3

SELECTOR

CassL

17

MPX-RDS

X1501

12 10

DSP µCOM

IC 1501

PD5762A

40

43

9

dsens

DSPPW

MUTERQ

46

32

36

35

30

44

41

36

dsens

DSPPW

A

MUTERQ

VDD2

IC 1601

PML011A

MCKOUT

MICSENS

ROTB

reset

B

Out1L

(1/2)

4

OUT

1

61

42

50

51

ROTA

33

47

43

29

ROTA

DSP5V

C

Q253

13

44

DOUT

MCK OUTPUT

TC7S08FU

MCKOUT

34

42

ROTB

D

DSP 3.3V

REGULATOR

IC 251

BA033FP

IC 1503

INPUT FILTER

3

IC 1602

NJM4558MD

5

VDD

D3V

48

28

1

VDD

43

49

27

33

D3V

MICSENS

VDD

Q251

FL

RL

SWL

74

20 23 11

37

MUTERQ

SYSPW

Q301

MUTE

SYS+B

A

B

B.U

ILM+B

REGULATOR

3 54

Q807

Q805

Q981

1

Q962

B.U

Q806

27

72

36 35

12

FLAP ILLUMI.

57

91

B.U

56

34

IN1 IN5 IN3

SYS+B

REGULATOR

RESET

IC 961

S–80835ANUP-EDZ

3

54

Q804

OEL+B

REGULATOR

711

IC 271

PA2028A

HIGH OUT

B.U

Q922Q921

Q923

2

VDD

Q803

Q801

VDD2

Q802

9

16

OUT3

14

OUT5

18

OUT1

MUTE

34

Q980

5

B.U

2

NJU7223DL1-33

IC 801

Q352

Q353

Q351

SWL

VDD

D

1

RR FR RL

FL SWL SWR

D3V

1

FR, RR ch

IC 1603

NJM4558MD

7

FL, RL ch

IC 1605

1

NJM4558MD

1

SWL, SWR ch

7

IC 1604

NJM4558MD

CN351

FL

RL

CN801

DSENS

KYDT DPDT

RST1

C

ROTA

ROTB

OELB

ILB

SWVDD

B

DSP UNIT

RCA OUT

7 6

3 2

11 10

16

13 12

12

5

15

2

11 10

15

13

4

11

6

3

5

3

5

FRONT L CH

REAR L CH

SUB WOOFER L CH

C

IC1908:TC7S08FU

IC1909:TC7SET08FU

SWDVDD3

CN1901

DSENS

1

IC1909

4

4 5

1

S1917

IC1908

RESET

X1901

S1918

6 7

VOLUME

2

ILB

SWDVDD5 SWDVDD3

89

18 17 1-9

Q722

VD

VDCONT

POWER AMP

14

RL

IC 301

12

PAL007A

FL

MUTE STBY B.REM 22 4 25

VDD

KEYBOARD UNIT

REMOTE CONTROL

SWDVDD5

2

IC 1903

S-80826ANUP-EDP

1

RESET

1

29

KYDT

DISPLAY

30

DSPDT

4

11

IC 1902

PD5758A

13

FL12ON

90

5

Q1902

3

12V REG (FLASH)

OEL CONTROLLER

OEL18

16

B.U

DALMON

4

10

µCOM

Q1903

4

IC 1907

PD3430A

4

Q721

5

SYSPW

Q911

SENSOR

IC 1901 RS-140

1

5

REM

STBY

3

23 21 3 5

isens

asens

bsens

TELIN

REGULATOR

43

Q912

5

OPT IN

89

SWDVDD3

39

CN1902

OEL MODULE

B.U

Q932

412

Q931

Q951

VDD

D1909–1917,1919

ILB

MXK8019

5

B.U

VDD2

DALMON

5

Q1901

FONT ROM

IC 1905

PD8093A

B.U

Q751

REGULATOR

43

Q752

5

FLASH MEMORY

IC 1906

PD6380A

RESET 12

4

SWDVDD3

25

KEY MATRIX

CN901

BACKUP

B.U

B.REM

5V

B.U

10A

BACKUP

1

GND

2

RL–

9

RL+

11

FL–

10

FL+

12

B.REM

4

ILL

3

ACC

5

MUTE

TEL1

8

C

D

DEH-P940MP/UC

56

7

8

21

D

A-a

A-b

A-a

A-b

A-a

1234

3.2 OVERALL CONNECTION DIAGRAM(DEH-P940MP,P9400MP)(GUIDE PAGE)

Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST".

R120

0R0

R118

A

0R0

R106

0R0

R117

0R0

R119

0R0

IP-BUS DRIVER

D

EQ PCB

CN4602

Large size

SCH diagram

A-a

A-b

B

A-a

A-b

Guide page

Detailed page

A-a

A-b

FAN MOTOR

CXM1194

A-EQ

FAN MOTOR REG.

VD REG.

CN902

A-a

F

CN901

CD(analog):+0.09dBs

DSP 3.3V REG.

18P

FM/AM TUNER UNIT

PD5750A

SYSTEM CONTROLLER

C

ANTENNA

3 1

2

FLAP MOTOR REG.

MOTOR DRIVER

SWVD

D

E

CLOSE

OPEN

M

A

22

D

E

DEH-P940MP/UC

M951

AUTOMATIC

FLAP MOTOR

CXM1085

SWITCH

S951

CSN1012

S952

CSN1022

PCB

C

CN1901

1234

A

B

5678

CD(analog):+0.09dBs

DSP 3.3V REG.

B

CN1501

A-b

RESET

HI-OUT

FM(100%): +9.9dBs

AM(30%): -0.6dBs

IP-BUS:+15.5dBs

CD:+15.39dBs

(P9400MP)

FM(100%): +12.9dBs

AM(30%): +2.4dBs

IP-BUS:+18.5dBs

CD:18.39dBs

(P940MP)

ISS396

TUNER AMP UNIT

A

P9400MP

P940MP

MUTE

Q351-353 R363-368

4

6

3

R

P940MP HN1C03F

10K

P9400MP

IMH3A

0

SUB WOOFER L CH SUB WOOFER R CH

FRONT L CH

FRONT R CH

REAR L CH

REAR R CH

PD5750A

SYSTEM CONTROLLER

18P

SWVDD

DSP

MODE

SW

OEL+B REG.

ILM+B REG.

5V REG.

>

CEK1136 10A

BACKUP GND

SYS+B REG.

VDD REG.

SENSE

MUTE

TEL MUTE

ASL

ILL

B.REM

ACC

TEL RL— FL— RL+ FL+ RR— FR— RR+ FR+

FM(100%):+28dBs

AM(30%):+18dBs

IP-BUS:+34dBs

CD:+34dBs

C

D

NOTE :

Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors.

01

Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors.

Decimal points for resistor and capacitor fixed values are expressed as :

←

2.2 2R2

←

0.022 R022

The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.

A

DEH-P940MP/UC

56

7

23

8

T

1234

1

8

P

A

A-b

CD(analog):+0.09dBs

1

DSP 3.3V REG.

CN901

F

CN902

VD REG.

B

A-b A-a

A-a

C

CXM1194

FAN

MOTOR

FAN MOTOR REG.

0R0

R120

R118

R117

A-EQ

IP-BUS

DRIVER

0R0

R119

0R0

R106

D

UNER UNIT

A-a

24

EQ PCB

CN4602

D

DEH-P940MP/UC

1234

A

B

5678

1

8

P

2

SYSTEM CONTROLLER

PD5750A

SWVDD

A-b

CN1901

C

DRIVER

MOTOR

FLAP MOTOR REG.

PCB

E

SWITCH

OPEN CLOSE

M

M951

AUTOMATIC

FLAP MOTOR

CSN1022 S952 CSN1012 S951

CXM1085

FM/AM TUNER UNIT

A-b A-a

A-a

C

D

1

2

3

ANTENNA

DEH-P940MP/UC

56

A-a

E

25

7

8

1234

FRONT

L CH

SUB

WOOFER

R CH

SUB

WOOFER

A

0

IMH3A

P9400MP

10K

P940MP

HN1C03F

364

R363-368

Q351-353

R

L CH

FRONT

R CH

REAR

L CH

REAR

R CH

TUNER AMP UNIT

B

A

P9400MP

ISS396

HI-OUT

P940MP

(P9400MP)

CD:+15.39dBs

IP-BUS:+15.5dBs

AM(30%): -0.6dBs

FM(100%): +9.9dBs

AM(30%): +2.4dBs

FM(100%): +12.9dBs

(P940MP)

CD:18.39dBs

IP-BUS:+18.5dBs

MUTE

A-b A-a

C

RESET

CN1501

B

D

1

8

P

A-b

26

DEH-P940MP/UC

CD(analog):+0.09dBs

1

DSP 3.3V REG.

1234

A

B

5678

5V REG.

ILL

BACKUP

GND

CEK1136

10A

>

B.REM

TEL

RL—

ACC

FL—

FL+

RL+

VDD REG.

FR—

FR+

RR+

RR—

CD:+34dBs

IP-BUS:+34dBs

AM(30%):+18dBs

FM(100%):+28dBs

SENSE

TEL MUTE

The > mark found on some component parts indicates

the importance of the safety factor of the part.

Therefore, when replacing, be sure to use parts of

identical designation.

←

Decimal points for resistor

and capacitor fixed values

are expressed as :

2.2 2R2

0.022 R022

SYS+B REG.

DSP

SW

MODE

MUTE

OEL+B REG.

ASL

ILM+B REG.

A-b A-a

C

Symbol indicates a resistor.

No differentiation is made between chip resistors and

discrete resistors.

Symbol indicates a capacitor.

No differentiation is made between chip capacitors and

discrete capacitors.

NOTE :

D

7

SWVDD

A-b

27

8

1

8

P

2

5750A

YSTEM CONTROLLER

56

DEH-P940MP/UC

1234

R

D

A-a

A-b

A-a

A-b

A-a

3.3 OVERALL CONNECTION DIAGRAM(DEH-P9450MP)(GUIDE PAGE)

Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST".

R120

0R0

A

0R0

R106

R118

0R0

R117

0R0

R119

0R0

IP-BUS DRIVER

D

EQ PCB

CN4602

Large size

SCH diagram

A-a

A-b

B

A-a

A-b

Guide page

A-b

Detailed page

A-a

FAN MOTOR

CXM1194

A-EQ

FAN MOTOR REG.

VD REG.

CN902

A-a

F

CN901

CD(analog):+0.09dBs

DSP 3.3V REG.

FM/AM TUNER UNIT

2R7K

R018

1R6K

R018

2R7K

18P

PD5750A

SYSTEM CONTROLLE

C

ANTENNA

3 1

2

FLAP MOTOR REG.

MOTOR

DRIVER

D

E

CLOSE

OPEN

M

A

28

D

E

DEH-P940MP/UC

M951

AUTOMATIC FLAP MOTOR

CXM1085

SWITCH

S951

CSN1012

S952

CSN1022

PCB

C

CN1901

SWV

1234

A

B

5678

CD(analog):+0.09dBs

DSP 3.3V REG.

B

CN1501

A-b

HI-OUT

FM(100%): +12.9dBs

AM(30%): +2.4dBs

IP-BUS:+18.5dBs

CD:+18.39dBs

TUNER AMP UNIT

A

6

9

3

S

IS

HN1C03F

10K

HN1C03F

10K

HN1C03F

SUB WOOFER L CH SUB WOOFER R CH

FRONT L CH

FRONT R CH

REAR L CH

REAR R CH

MUTE

10K

PD5750A

SYSTEM CONTROLLER

18P

SWVDD

DSP

MODE

SW

OEL+B REG.

RESET

5V REG.

>

CEK1136 10A

BACKUP

GND

SYS+B REG.

VDD REG.

SENSE

MUTE

TEL MUTE

ASL

ILL

B.REM

ACC

TEL

RL—

FL— RL+ FL+

RR—

FR— RR+ FR+

FM(100%):+28dBs

AM(30%):+18dBs

IP-BUS:+34dBs

CD:+34dBs

C

ILM+B REG.

D

NOTE :

Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors.

1

Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors.

Decimal points for resistor and capacitor fixed values are expressed as :

←

2.2 2R2

←

0.022 R022

DEH-P940MP/UC

56

7

The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.

A

29

8

1234

T

1

8P

A

A-b

CD(analog):+0.09dBs

1

DSP 3.3V REG.

CN901

F

CN902

VD REG.

B

A-b A-a

A-a

C

CXM1194

FAN

MOTOR

FAN MOTOR REG.

0R0

R120

R118

R117

A-EQ

IP-BUS

DRIVER

0R0

R119

2R7K

0R0

R106

1R6K

R018

1R6K

2R7K

R018

D

UNER UNIT

A-a

30

EQ PCB

CN4602

D

DEH-P940MP/UC

1234

PIONEER DEH-P940MP, DEH-P9400MP, DEH-P9450MP Service Manual

SAFETY INFORMATION

CONTENTS

1. SPECIFICATIONS

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING(DEH-P940MP,P9400MP)

2.2 PACKING(DEH-P9450MP)

2.3 EXTERIOR(1)(DEH-P940MP,P9400MP)

2.4 EXTERIOR(2)(DEH-P940MP,P9400MP)

2.5 EXTERIOR(1)(DEH-P9450MP)

2.6 EXTERIOR(2)(DEH-P9450MP)

2.7 CD MECHANISM MODULE

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

3.2 OVERALL CONNECTION DIAGRAM(DEH-P940MP,P9400MP)(GUIDE PAGE)

3.3 OVERALL CONNECTION DIAGRAM(DEH-P9450MP)(GUIDE PAGE)