PIONEER DEH-P26, DEH-P2600, DEH-P2650 Service Manual

ORDER NO.

CRT3169

DEH-P26/XM/UC

MULTI-CD CONTROL HIGH POWER CD PLAYER WITH FM/AM TUNER

DEH-P26/XM/UC

DEH-P2600/XM/UC

DEH-P2650/XM/ES

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

Model No.	Order No.					Mech.Module			Remarks
CX-3110	CRT3178					S10.1	CD Mech. Module:Circuit Description, Mech. Description, Disassembly

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

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 2003

K-ZZW. NOV. 2003 printed in Japan

1

2

3

4

SAFETY INFORMATION

CAUTION

A

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 repair 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 warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician.

WARNING

This product contains lead in solder and certain electrical parts contain chemicals which are known to the

B

state of California to cause cancer, birth defects or other reproductive harm. Health & Safety Code Section 25249.6 - Proposition 65

- CD Player Service Precautions

1. Before disassembling the unit, be sure to turn off the	3. After replacing the pickup unit, be sure to check
power. Unplugging and plugging the connectors dur-	the grating.(See p.46.)

Cing power-on mode may damage the ICs inside the unit.

2.To protect the pickup unit from electrostatic discharge during serviving, take an appropriate treat- ment(shorting-solder) by referring to "the DISASSEMBLY" on page 50.

D

E

F

2		DEH-P26/XM/UC
1	2		3	4

5

6

7

8

[ 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 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

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.

								DEH	-P26/XM/UC		7	3
5							6					8

A

B

C

D

E

F

1 2 3 4

CONTENTS

		SAFETY INFORMATION.....................................................................................................................................	2
	A	1. SPECIFICATIONS ............................................................................................................................................	5
		2. EXPLODED VIEWS AND PARTS LIST	8
		2.1 PACKING ...................................................................................................................................................	8
		2.2 EXTERIOR...............................................................................................................................................	10
		2.3 CD MECHANISM MODULE.....................................................................................................................	14
		3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..........................................................................................	16
		3.1 BLOCK DIAGRAM ...................................................................................................................................	16
		3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)..............................................................................	18
		3.3 KEYBOARD UNIT....................................................................................................................................	24
		3.4 CD MECHANISM MODULE.....................................................................................................................	26
		4. PCB CONNECTION DIAGRAM .....................................................................................................................	30
		4.1 TUNER AMP UNIT...................................................................................................................................	30
	B	4.2 PANEL UNIT ............................................................................................................................................	34
		4.3 KEYBOARD UNIT	35
		4.4 CD CORE UNIT(S10) ..............................................................................................................................	36
		5. ELECTRICAL PARTS LIST ............................................................................................................................	38
		6. ADJUSTMENT ...............................................................................................................................................	44
		6.1 CD ADJUSTMENT...................................................................................................................................	44
		6.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT ....................................................	46
		6.3 ERROR MODE ........................................................................................................................................	48
		6.4 SYSTEM MICROCOMPUTER TEST PROGRAM ...................................................................................	49
		7. GENERAL INFORMATION.............................................................................................................................	50
		7.1 DIAGNOSIS .............................................................................................................................................	50
		7.1.1 DISASSEMBLY .....................................................................................................................................	50
	C	7.1.2 CONNECTOR FUNCTION DESCRIPTION..........................................................................................	53
		7.2 PARTS	54
		7.2.1 IC ..........................................................................................................................................................	54
		7.2.2 DISPLAY ...............................................................................................................................................	61
		7.3 OPERATIONAL FLOW CHART ...............................................................................................................	64
		7.4 CLEANING...............................................................................................................................................	65
		8. OPERATIONS ................................................................................................................................................	66

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F

4		DEH-P26/XM/UC
1	2		3	4

5

6

7

8

1. SPECIFICATIONS

A

B

C

D

E

F

		DEH	-P26/XM/UC		7	5
5	6					8

1

2

3

4

A

B

C

D

E

F

6		DEH-P26/XM/UC
1	2		3	4

5

6

7

8

A

B

C

D

E

F

		DEH	-P26/XM/UC		7	7
5	6					8

1 2 3 4

	2. EXPLODED VIEWS AND PARTS LIST
	NOTES : • Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List.
A	• 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.
	(In the case of no amount instructions,apply as you think it appropriate.)
	2.1 PACKING

B

C

D

(1) PACKING SECTION PARTS LIST

Mark No.		Description	Part No.		Mark No.			Description	Part No.
	1	Cord Assy	CDE7060
	2	Accessory Assy	See Contrast table(2)		*	16		Battery	CEX1065
E	3	Spring	CBH1650			17		Carton	See Contrast table(2)
	4	Screw Assy	See Contrast table(2)			18		Contain Box	See Contrast table(2)
	5	Fixing Screw	See Contrast table(2)			19		Protector	CHP2663
						20		Protector	CHP2664
	6	Screw	CBA1650
*	7	Polyethylene Bag	CEG-127			21-1		Owner's Manual	See Contrast table(2)
	8	Screw	CRZ50P090FTC			21-2		Owner's Manual	See Contrast table(2)
	9	Screw	TRZ50P080FTC			21-3		Installation Manual	See Contrast table(2)
*	10	Polyethylene Bag	CEG-158		*	21-4		Warranty Card	See Contrast table(2)
					*	21-5		Card	See Contrast table(2)
	11	Handle	CNC5395
F	12	Holder	See Contrast table(2)		*	21-6		Caution Card	See Contrast table(2)
	13	Holder	See Contrast table(2)			22		Case Assy	See Contrast table(2)
	14	Bush	CNV3930			23		Remote Control Unit	CXC3173
	15	Polyethylene Bag	See Contrast table(2)			24		Inner Box	XHW7001
8
				DEH-P26/XM/UC
		1	2					3	4

5

6

7

8

(2) CONTRAST TABLE

DEH-P26/XM/UC, DEH-P2600/XM/UC and DEH-P2650/XM/ES are constructed the same except for the following:

				Parts No.
Mark No. Symbol and Description			DEH-P26/XM/UC	DEH-P2600/XM/UC	DEH-P2650/XM/ES
	2	Accessory Assy	CEA3376	CEA3376	CEA3439
	4	Screw Assy	CEA3848	CEA3848	CEA3849
	5	Fixing Screw	BPZ20P060FZK	BPZ20P060FZK	Not used
	12	Holder	CND1249	CND1249	Not used
	13	Holder	CND1250	CND1250	Not used
	15	Polyethylene Bag	CEG1173	CEG1173	CEG-162
	17	Carton	XHG7020	XHG7019	XHG7017
	18	Contain Box	XHL7020	XHL7019	XHL7017
	21-1	Owner's Manual	XRD7038	XRD7038	XRD7032
	21-2	Owner's Manual	Not used	Not used	XRD7033
	21-3	Installation Manual	XRD7039	XRD7039	XRD7034
*	21-4	Warranty Card	CRY1070	Not used	Not used
*	21-5	Card	ARY1048	ARY1048	Not used
*	21-6	Caution Card	CRP1294	Not used	Not used
	22	Case Assy	Not used	Not used	CXB3520

A

B

- Owner's Manual, Installation Manual				C
Model	Parts No.	Language
DEH-P26/XM/UC	XRD7038	English, French, Spanish
DEH-P2600/XM/UC	XRD7039
DEH-P2650/XM/ES	XRD7032	English, Spanish, Portuguese(B)
	XRD7033	Arabic, Traditional Chinese
	XRD7034	English, Spanish, Portuguese(B), Arabic, Traditional Chinese

D

E

F

		DEH	-P26/XM/UC		7	9
5	6					8

1

2

3

4

2.2 EXTERIOR

A

B

C

D

E

F

10		DEH-P26/XM/UC
1	2		3	4

5 6 7 8

(1) EXTERIOR SECTION PARTS LIST

Mark No.	Description	Part No.		Mark No.				Description	Part No.
1	Screw	BMZ30P040FZK
2	Screw	BSZ26P060FTC				51	Fuse(10A)		CEK1208
3	Screw	BSZ30P060FTC				52	FM/AM Tuner Unit		CWE1646
4	Screw	BSZ30P200FTC				53	Holder		CND1054
5	Terminal(CN402)	VNF1084				54	Pin Jack(CN351)		See Contrast table(2)
						55	Plug(CN981)		CKM1376
6	Cord Assy	CDE7060
7	Button(EJECT)	CAC7752				56	Connector(CN801)		See Contrast table(2)
8	Screw(M2x4.5)	CBA1647				57	Connector(CN101)		CKS3408
9	Screw(M2x4)	CBA1649				58	Plug(CN831)		CKS3537
10	Washer	CBF1038				59	Connector(CN721)		CKS3835
						60	Antenna Jack(CN401)		CKX1056
11	Spring	CBH2650
12	Spring	CBH2651				61	Holder		See Contrast table(2)
13	Spring	CBH2652				62	Holder		CND1352
14	Spring	CBH2653				63	Heat Sink		CNR1668
15	Holder	CND1254				64	Insulator		XNM7031
						65	Detachable Assy		See Contrast table(2)
16	Gear	CNV5997
17	Arm	CNV7400				66	Screw		BPZ20P100FZK
18	Arm	CNV7401				67	Spring		CBL1470
19	Arm	CNV7402				68	Knob		See Contrast table(2)
20	Arm	CNV7403				69	Button(1-6)		XAC7005
						70	Button(LOUD)		XAC7020
21	Panel Unit	CWM8758
22	Socket(CN1950)	CKS3550				71	Button(PAUSE)		XAC7019
23	Connector(CN1951)	CKS4806				72	Button(OPEN)		See Contrast table(2)
24	Holder Unit	CXB9501				73	Spring		XBH7001
25	Holder Unit	CXB9502				74	Cover		XNS7013
						75	Keyboard Unit		See Contrast table(2)
26	Damper Unit	CXB9503
27	Service Panel Unit	CXX1691				76	LCD(LCD1901)		See Contrast table(2)
28	Spring	CBL1512				77	Connector(CN1901)		CKS4524
29	Cover	CNM6854				78	Sheet		XNM7006
30	Panel	CNS7245				79	Connector		XNV7006
						80	Holder		XNC7002
31	Pin	CNV6486
32	Lighting Conductor	CNV6487				81	Lighting Conductor		XNV7005
33	Case	CNB2793				82	Button(BAND)		XAC7021
34	Earth Plate	CNC8915				83	Button(EQ)		XAC7022
35	Cushion	CNM8890				84	Sub Grille Assy		See Contrast table(2)
						85	Sub Button Assy(SELECT)		See Contrast table(2)
36	Insulator	CNM7682
37	Insulator	CNM7935				86	IC(IC301)		PAL007A
38	Insulator	CNM8174				87	Choke Coil(L981)		CTH1291
39	Panel	See Contrast table(2)				88	Transistor(Q752,901,911)		2SD2375
40	Holder Unit	CXB6681				89	Screw		See Contrast table(2)
						90	Holder		See Contrast table(2)
41	Chassis Unit	CXB9528
42	Remote Control Unit	CXC3173				91	•••••
43	Cover	CNS7068		*		92	Lighting Conductor		XNV7012
44	CD Mechanism Module(S10)	CXK5602				93	Button(CLOCK)		See Contrast table(2)
45	Screw	ISS26P055FTC
46	Cable	CDE7188
47	Tuner Amp Unit	See Contrast table(2)
48	Screw	ASZ26P060FTC
49	Screw	BPZ26P080FTC
50	Screw	BSZ26P160FTC
			DEH	-P26/XM/UC				7	11
	5	6							8

A

B

C

D

E

F

1

2

3

4

(2) CONTRAST TABLE

DEH-P26/XM/UC, DEH-P2600/XM/UC and DEH-P2650/XM/ES are constructed the same except for A the following:

				Parts No.
	Mark No. Symbol and Description		DEH-P26/XM/UC	DEH-P2600/XM/UC	DEH-P2650/XM/ES
	39	Panel	XNS7070	XNS7070	CNS6935
	47	Tuner Amp Unit	XWM7026	XWM7026	XWM7027
	54	Pin Jack(CN351)	CKB1059	CKB1059	CKB1062
	56	Connector(CN801)	CKS4124	CKS4124	Not used
	61	Holder	CND1271	CND1271	CND1237
	65	Detachable Assy	XXA7124	XXA7123	XXA7125
	68	Knob	XAA7014	XAA7014	XAA7016
B	72	Button(OPEN)	XAC7012	XAC7012	XAC7026
	75	Keyboard Unit	XWM7035	XWM7034	XWM7068
	76	LCD(LCD1901)	CAW1760	CAW1759	CAW1764
	84	Sub Grille Assy	XXA7139	XXA7138	XXA7140
	85	Sub Button Assy(SELECT)	XXA7234	XXA7234	XXA7235
	89	Screw	BMZ40P140FTC	Not used	Not used
	90	Holder	CNV7619	Not used	Not used
	93	Button(CLOCK)	XAC7024	XAC7024	XAC7016

C

D

E

F

12		DEH-P26/XM/UC
1	2		3	4

5

6

7

8

A

B

C

D

E

F

		DEH	-P26/XM/UC		7	13
5	6					8

1 2 3 4

2.3 CD MECHANISM MODULE

5

42

A	13				81
5		34		15	22
			5		E
13					F
				93

					A	13		92
						B
		44					82
		5	C	13	86		83	68
				D
B	1	54	52
			53		86			28	I
		37						4
				4	71		23		45
				1					J
	55
		4	36				87	38
						50
			4	73
			1

18	29	72	K
2	51	10	75
64

C	47					1
				I
		2				76	B		59
24		1							49
		7
		61						E
									77
		2		M		1			F
	63							A	Q
		1							27
	2								H
							G
	21		L					J	67
		M
			1	N
		57			O	D
				R		16
							12
D	79
		58		1
							3		78
				1			33
					P
	2	62					20
				2
				40					80
			1			1
									N

		1GEM1024		1	39
		2GEM1045
					1	69	25
		3GEM1035		P			L
			56	19	30		70
E							14
		R			41
					31
							C
	91	D			65
				1			85
F		3	2				66

14		DEH-P26/XM/UC
1	2		3

23

90

60

43

K

35

O

31

85

26

G

H

28

48

8

17

46

6

60

11 89

10

74

85

Q

14

4

5 6 7 8

CD MECHANISM MODULE SECTION PARTS LIST

Mark No.	Description	Part No.			Mark No.			Description	Part No.
1	CD Core Unit(S10)	CWX2947
2	Connector(CN101)	CKS4182		51			Gear		CNV7208
3	Connector(CN701)	CKS4188		52			Gear		CNV7209
4	Screw	BMZ20P035FTC		53			Gear		CNV7210
5	Screw	BSZ20P040FTC		54			Gear		CNV7211
				55			Gear		CNV7212
6	Screw(M2x4)	CBA1362
7	Screw(M2x3)	CBA1511		56			Rack		CNV7214
8	Screw(M2x3)	CBA1527		57			Arm		CNV7215
9	•••••			58			Arm		CNV7216
10	Washer	CBF1038		59			Guide		CNV7217
				60			Roller		CNV7218
11	Washer	CBF1060
12	Spring	CBH2390		61			Gear		CNV7219
13	Spring	CBH2606		62			Arm		CNV7221
14	Spring	CBH2607		63			Arm		CNV7220
15	Spring	CBH2608		64			Arm		CNV7222
				65			Damper		CNV7313
16	Spring	CBH2609
17	Spring	CBH2610		66			Damper		CNV7314
18	Spring	CBH2735		67			Arm		CNV7341
19	Spring	CBH2612		68			Arm		CNV7342
20	Spring	CBH2613		69			Guide		CNV7360
				70			Guide		CNV7361
21	Spring	CBH2614
22	Spring	CBH2615		71			Holder		CNV7437
23	Spring	CBH2616		72			Arm		CNV7805
24	Spring	CBH2617		73			Gear		CNV7595
25	Spring	CBH2620		74			Damper		CNV7618
				75			Motor Unit(M1)		CXB6007
26	Spring	CBH2621
27	Spring	CBH2641		76			Chassis Unit		CXC2318
28	Spring	CBH2642		77			Screw Unit		CXB8729
29	Spring	CBH2643		78			Gear Unit		CXC2397
30	Spring	CBH2659		79			Arm Unit		CXC2316
				80			Arm		CND1896
31	Spring	CBH2688
32	•••••			81			Arm		CND1894
33	Shaft	CLA4441		82			Motor Unit(M2)		CXB8933
34	Frame	CNC9962		83			Bracket		CNC9985
35	Frame	CNC9963		84			•••••
				85			Screw(M2x5)		EBA1028
36	Bracket	CNC9966
37	Bracket	CND1895		86			Screw		JFZ20P020FTC
38	Arm	CNC9968		87			Screw		JGZ17P022FTC
39	Arm	CND1909		88			•••••
40	Lever	CND2032		89			Washer		YE20FTC
				90			Pickup Unit(P10)(Service)		CXX1641
41	Lever	CNC9984
42	Sheet	CNM8134		91			Screw		IMS26P030FTC
43	Collar	CNV7798		92			Spring		CBL1635
44	Guide	CNV7799		93			Clamper		CNV7197
45	Arm	CNV7800
46	Rack	CNV7199
47	Holder	CNV7201
48	Holder	CNV7202
49	Arm	CNV7203
50	Gear	CNV7207
				DEH	-P26/XM/UC			7	15
	5	6							8

A

B

C

D

E

F

1

2

3

4

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A

A TUNER AMP UNIT

VDD

FM/AM TUNER UNIT

7

6

13

5

10

9

8

14

WC

CE2

VDD

SL

DI CK

CE1

DO

ROM_

B

IC 3 EEPROM

IC 5

5.0V

5V

← 3.3V

OSC

LPF

ANTENNA

CN401

AM ANT

FMRF

1

1

ATT

2

Rch 24

IC 2

FM ANT

IC 1

2.5V

3.3V

3

ATT

Lch 23

FMRF

MIXER, IF AMP

DET, FM MPX

RF adj

ANT adj

T51

CF52

CF51

C

AUDIOGND

RFGND

OSCGND

DGND

VDD 3.3

IC 4

NC

VCC

3.3V

3.3V

← 2.5V

2.5V

2

12

15

22

16

4

17

TUN 3.3V

TUN L

3

SYS 8V

BUS+L

BUS+L

5

BUS-L

BUS-L

6

CN101

CD L

4

7

11

5

BUZZER

1

8

IP-BUS DRIVER

100

PICKUP UNIT

BUS-

1 TX

86

PEE

D CD CORE UNIT(S10)

5

IC 101

TX

37

D

(P10)(SERVICE)

BUS+

6 HA12240FP 2 RX

85

RX

mute

8

X1

16

24

CN101

CN701

IPPW

IPPW

X601

LASER

CN721

Q101

15

LOUT

DIODE

LD+

14

3R3V

1

LD

LOUT

20

8

14

X2

MD

2

xtal

23

SYSPW

21

5

PD

Q101

AC, F, E, BD

X201

HOLOGRAM

BU

24

SYSTEM CONTROLLER

UNIT

XTAL

FOCUS ACT.

FOP

1

FOP

SERVO

71

STRKEY2

58

TOP

TOP

CONTROL,

ASENBO

STRKEY1

75

MONITOR TRACKING ACT.

4

DSP,

IC 722

IC 601(2/2)

DIODE

Q102

Q601

LPF, DAC

12

XSI

2

4

66

PE5405A

AVREF

83

V

12

FOP

FD, TD, SD, MD

SO

16

6

XSI

13

TOP

42

LIMIT

TC7SET08FU

59

CDLOEJ

adpw

22

SPINDLEMOTOR

M

ACT,MOTOR

IC 201

61

CONT

9

DRIVER

HOME

FLPILM

16

SOP

UPD63712AGC

79

DSCSNS

8

ejectin

15

SOM

63

CLAMPSW

LOADING/ CARRIAGEMOTOR

M

17

LCOM

18

LOEJ

22

LOEJ

5

17

VDCONT

LCOP

KYDT

dsens

DPDT

swvdd

ILMPW

E

CONT

9

CONT

7

15

BU

IC 301

64

95

90

96

1

20

BA5835FP

DSCSNS

6

16

CLMP

Q

11

11

VDD

VD

Q752

CLAMP

VD

1

21

BU

12EJ

8EJ

DSCSNS

3.3V REGULATOR

2

20

VD

3R3V

3

IC 701

1

S8

Q751

NJM2391DL1-33

1

DETACH SENSE

F

16

DEH-P26/XM/UC

1

2

3

4

5

6

7

8

A

RESET

1

IC 651

2

VDD

BD4834G

CN351

11

RL

2

reset

Q351

CE2

32

tunpce@

CE1

99

TUNPCE

DO

94

TUNPDI

DI

98

B

TUNPDO

CK

97 TUNPCK

VDD REGULATOR

74

SL

Q901

SYSTEM CONTROLLER

VDD

Q902

IC 601(1/2)

PE5405A

10

DALMON

CN981

BACKUP SENSE

BU

bsens

93

BU

1 FUSE

1

BACK UP

Q931

10A

92

ACC

asens

3

3

ACC

ACC SENSE

C

2

2

GND

ELECTRONIC VOLUME/

POWER AMP

BU

TUN L

3

SOURCE SELECTOR

20

IN2-L

FL-

23

10

10

FL-

BUS+L

5

IN4+L

21

IC 131

14

IC 301

FL+

12

12

BUS-L

6

IN4-L

10

FLIN

3

FL+

PML003AM

FL

12

PAL007A

RL-

9

9

RL-

RL 11

RLIN

RL+

5

CD L

4

IN3-L

MUTE

STBY

11

11

RL+

B.REMOTE

22

4

25

6

6

B.REM

MUTE

Q502

BU

SYS 8V REGULATOR

Q911

Q912

MUTE

SYS 8V

BU

Q301

ute

37

D

X1

16

Q913

X601

X2

15

PW

21

SYSPW

TUNER 3.3V REGULATOR

IC 921

R

TUN 3.3V

3

1

SYS 8V

UC model only

58

EY2

CN801

EY1

75

NJM2391DL1-33

KEYD

3

Q601

KEYAD

2

REF

83

CN831

VDD

1

22

BU

5

5

pw

Q831

6

6

9

LM

B

PANEL UNIT

C KEYBOARD UNIT

tin

8

8

8

DGND

9

9

S1970

Q961

EJECT

CN1901

ILB

E

BU

7

7

4

9

ILB

BL+B

10

10

5

8

Q962

Q971

SWVDD

VDD

SWDVDD

2

2

2

11

REMOTE CONTROL SENSOR

DPDT

DPDT

OPT IN

IC 1902

3

11

11

10

3

1

RS-140

S831

17

55

11

RFM

VDD

VLCD

KEY DATA

KEY MATRIX

DETACH SENSE

18

DPDT

LCD DRIVER/

KYDT

KYDT

14

14

8

5

KEY CONTROLLER

20

KTDT

IC 1901

LCD

PD6340A

CN1951

F

CN1950

DEH-P26/XM/UC

7

17

5

6

8

	1	2	3	4
	3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
	Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
A	"ELECTRICAL PARTS LIST".

					A-a
					IP-BUS : 2.2dBs
B
			CD : 0.0dBs
C				D CN701
		FM(100%) : -19.5dBs
		AM(30%) : -30dBs
					SYSTEM CONTROLLER
D		UNIT
		FM/AM TUNER
					DETACH
					SENSE
E
					EJECT
		Large size			CN1901
		NOTE :
			Symbol indicates a resistor.
A-a	A-b	SCH diagram	No differentiation is made	between chip resistors and	C
			discrete resistors.
			Symbol indicates a capacitor.
			No differentiation is made	between chip capacitors and
			discrete capacitors.

For resistors and capacitors in the circuit diagrams, their resistance values or capacitance values are expressed in codes:

	A-a	A-b	Guide page
			Ex. *Resistors		*Capacitors		B PANEL UNIT
			Code	Practical value	Code	Practical value
			123	12k ohms	103	0.01uF
F			103	10k ohms	101/10	100uF/10V
	A-a	A-b	Detailed page
			The > mark found on some component parts indicates
			the importance of the safety factor of the part.
	A B		Therefore, when replacing, be sure to use parts of
			identical designation.
	18					DEH-P26/XM/UC
	1			2		3	4

5	6	7	8
		A-b	A
		A TUNER AMP UNIT
	FM : 5.6dBs		B
	AM : -4.9dBs
	CD : 10.1dBs
	IP-BUS : 10.3dBs
			REAR
			OUTPUT
			FM : 4.8dBs
			AM : -5.7dBs
			CD : 9.3dBs
			IP-BUS : 9.5dBs
		3A >
			C
LER			CEK1208
			10A
		600 H	>
			D
			FM : 31.6dBs
			AM : 21.1dBs
			CD : 36.1dBs
			IP-BUS : 36.3dBs
DETACH
SENSE
			E
		: UC model only
		: ES model only
		WIRED
		REMOTE
		CONTROL
			F
			A
		DEH-P26/XM/UC	19
5	6	7	8

	1	2	3	4
A
A-b	1		2	3
	2.2dBs				CONTROLLER
B	IP-BUS :				SYSTEM
C
A-b
A-a
D
				CN701
				D
E
				CD : 0.0dBs
				-19.5dBs	30dBs
F				: -
				FM(100%)	AM(30%) :
A-a
			DEH-P26/XM/UC
20
	1	2	3	4

5

6

P26/XM/UC-DEH

7

8

21

B a-A

	SYSTEM CONTROLLER
UNIT	5
FM/AM TUNER
	6
	4
	DETACH
	SENSE
	EJECT

NOTE :				CN1901			7
Symbol indicates a resistor.
No differentiation is made		between chip resistors and		C
discrete resistors.
Symbol indicates a capacitor.
No differentiation is made		between chip capacitors and
discrete capacitors.
For resistors and capacitors in the circuit diagrams, their resistance values or
capacitance values are expressed in codes:
Ex. *Resistors		*Capacitors			B PANEL UNIT
Code	Practical value	Code	Practical value
123	12k ohms	103	0.01uF
103	10k ohms	101/10	100uF/10V
							8
The > mark found on some component parts indicates							-A
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.				A-a A-b			b
F		E		D	C	B	A