Nokia N72 RM-180 Schematic

Service Schematics

Introduction

IMPORTANT:

This document is intended for use by authorized NOKIA service centers only.

“Service Schematics” was created with focus on customer care.
The purpose of this document is to provide further technical repair information for
NOKIA mobile phones on Level 3/4 service activities.
It contains additional information such as e.g. “Component finder”.
The “Signal overview” page gives a good and fast overview about the most
important signals and voltages on board.
Saving process time and improving the repair quality is the aim of this document.
It is to be used additionally to the service manual and other training
or service information such as Service Bulletins.

All measurements were made using following equipment:

Exploded view and component disposal

RM-180

Nokia repair SW : Phoenix version 2006.12.5.136
Oscilloscope : Fluke PM 3380A/B
Spectrum Analyzer : Advantest R3162 with an analog probe
RF-Generator / GSM Tester : Rhode & Schwarz CMU 200
Multimeter : Fluke 73 Series II

While every endeavour has been made to ensure the accuracy of this document, some
errors may exist. If the reader finds any errors, NOKIA shall be notified in writing.

Please send E-Mail to: [e-mail]

Copyright © NOKIA
This material, including documentation and any related computer programs is protected
by copyright, controlled by NOKIA. All rights are reserved. Copying, including reproducing,
modifying, storing, adapting or translating any or all of this material requires the prior
written consent of NOKIA. This material also contains companyconfidential information,
which may not be disclosed to others without the prior written consent of NOKIA.

Table of Contents Page

Front page
System connector
Retu, Tahvo, Audio, SIM
RAP, Memories
OMAP, Combo memory, BTFM
RF part
Signal overview
Component finder

1
2
3

4
5
6
7

8

Customer Care / Training & Vendor Development / Content Creation Team
Confidential - Copyright © 2006 NOKIA Only for training and service purposes

Version: 1.0 08.05.20

0

N72/ RM-180

6

Board version: 1YA_02

Fr

ont page

Page 1 (8)

Tahvo

XAUDIO(7:0)

Retu

Retu, Tahvo

CHARGER

USB_ACI(7:0)

Charger plug

L2000

KA

V2000

1u027p

C2011

270p

ESDA18-1F2

GND

EXC24CB102U

4

C2006
10n

GND

1

23

1

23

R2009

100R

GND

C2012

C2000

2.1V if ext. microphone is active

R2000

220R

C2002

2u2

C2003

C2004

GND

22n

22n

0

HOOKDET

1

MICB2

2

MIC2P

3

MIC2N

4

XEARL

5

XEARLC

6

XEARR

7

XEARRC

R2004

R2002

10R

GND

C2007

10n

SLAVEPU
DPRXD
DMTXD
MASTPD2
MASTPD1
ACI

R2005

10R

10n410n

GND

10R

1
0
6
5
7

R2003

10R

C2010

C2009C2008

10n

GND

GND

to UEME

R2001

BGF100

1n0

2k2

1n0 1n0

1n0 1n0

2k2

1n0

Vcc

1k0

Meas

50R

to Mic

50R

GND

1k0

GND
GND
GND
GND

A1

A3

C1

C3

R2010

220k

GND

R2006

ESDA14V2-4BF2

GND

J2000

GND

L2002

EXC24CB102U

4

L2003

EXC24CB102U

4

B2

VANA

R2011
120k

C2005
10n

GND

220R/100MHz

L2001

1

23

J7525

J7526

J7527

GND

J2001

J2002

J2003

2A

F2000

GND

R2007

IP4065CX11_LF

17k

1k3

33R

33R

15k

GND

2.5V

(accessory connected)

VOUT

5V

(connected to host)

VBUS

600R/100MHz

Z2001

Z2000

600R/100MHz

Z2003

600R/100MHz

1
2

X2000

System connector

charge
charge gnd
ACI
VOUT
Vbus
D+
D­data gnd
Xmicn
Xmicp
Xear_l_n
Xear_l_p
Xear_r_n
Xear_r_p

C7606

C7607C7608

10p

10p

C7609

10p

10p

L7518

68nH

R7559
14/90V

GND

X2001

1
2
3
4
5
6
7
8

9
10
11
12
13
14

GND

AGND

GND

FM_ANT

BTFM

Customer Care / Training & Vendor Development / Content Creation Team
Confidential - Copyright © 2006 NOKIA Only for training and service purposes

Version: 1.0 08.05.20

0

N72/ RM-180

6

Board version: 1YA_02

System connector

Page 2 (8)

BTFM

S4401

(page 5)

RF part

RAP

AUDIO(8:0)

PWRONX

SLOWAD(6:0)

DIG_AUDIO(5:0)

INT_SIM(5:0)

TXC(2:0)

ACI(1:0)

{

CBUS(3:0)

Battery connector

X2070

VBAT

GND

GND

System connector

GND

J2060

C2107

27p

GND

VIO

R2700

1

4

1 2 3

VOUT

AGND

PGND

C2215

1u0

6 7 8

VDD

R2105
14V/50V

R1
R2
R3

GND

B2101

R2106
14V/50V

GND

C2240

12p

GND

SIM Reader

M2100

4CR-1002W-07

M

X5209

1

VPP

VBUS

L2304

22uH

C1

B1

A1

C2314

C3

GND

V2300

DTC143ZM-T2L

R1

IN

4k7

R2

C2241

12p

GND

Side

3.7V

VBAT

4u7

GND

Earpiece

L2102

56nH

L2103

56nH

R2107

14V/50V

1.8V

VDRAM

C2244

C2219

12p

1u0

GND

GND

C2700

GND

GND GND

Vibra

3
7

4
5
6
3
2
1
0

C2315

4u7

GND

R2305

33R

OUT

47k

GND

B2102

IHF speaker

XAUDIO(7:0)

2.5V

2.8V

VAUX

VANA

C2217

C2216

1u0

1u0

GND

GND

SIM connector

X2700

470191501

1
2
3

100n

USB_ACI(7:0)

PUSL(7:0)

13.5V (lights on)

VLEDOUT1

{

VLEDOUT2

X4400, X4401

SETCURR1

SETCURR2

System connector

1.35V

}

VREF_INT

VREF

TXC_CONV(2:0)

5
6
7

System connector

RAP, OMAP, BTFM

INTUSB(8:0)

RF part

EMINT(1:0)

RAP, OMAP

RAP

R2100

EMIF01-SMIC01F2

C2 GND3

1n0

OUT
GND

R2071

47k

0
2
1

0
1

220R/100MHz

L2205

GND

VOUT

VBUS

A3

GND1

B3

1n0

C3

to Mic

B2

GND2

GND

2.1V if mic. is active

VREF_INT

R2200

100k

C2203

C2202

-t
1n0

1n0

GND

GND

GND

0

1
2
3
4
5

0
2
1

600R/100MHz

600R/100MHz

L2206

C2232

C2228

1u0

1u0

GND

GND

C2307

2u2

GND

VCORE

1.4V

VIO

1.8V

50R

Microphone

B2100

2.5V

VANA

R4400

ALS

C

V4400

E

PT202MR0MP

J2070

BSI

BGND

CHARGER

J2072

J2071

R2070

14V/50V

470k

R4401

100k

R4403

47k

GND

GNDGND

3.7V

VBAT

C2070

GND

15p

GND

1

R4402

470k

0

BTEMP NTC

GND

C2231

C2072

10U

15p

GND

2.5V (accessory connected)
5V (phone connected to host)

GND

L2203

C2304

2k2 2k2

2k2

15

10n

to Asic

1n0

GND3

50R

Vbias

150p1n0

C2205

1n0 1n0

GND

GND

J2200

C2230

1u0

1
2
0

C2309

22u

GND

C2313

1u0

GND

C2206

C2208

27p

600R/100MHz

GND

B1

C1

A2

2.5V1.35V

R2201

120k

C2234

27p

GND

B2200

32.768kHz

J2204
J2205

28

0
1
2

L2204

C2225

L2301

220R/100MHz

R7556

100R

MA21D34001JN

V7501

C2312

1u0

GND

GND

VANA

GND

16

J2213
J2214
J2215

27

220R/100MHz

1u0

GND

15n

15n

R2202

100R

C2102

GND

L2202

C2226

GND

2u2

C2207

1u0

C2302

22u

C2209

22p

J2210

1n0

29

GND

C2100

C2101

GND

GND

J2202

GND

BGND

J2211

C2237

GND

1u0

GND

C2227

C2300

10n

R2300

R2101

220R

C2204

J2201

C2243

12p

1u0

2.5V

VANA

1n0

GND

R2205
2M2

J2212

8

GND

GND

4

CURRENT_SEN

C2223

10n

G2200

2.6/3.3V

J2221
J2220

J2206

C2301

22u

L2302

10uH

J2306

J2300

Retu

C2210
1u0

GND

12

J2305

2

3

C2200
1u0

C2201
1u0

GND
GND
GND
GND
GND
GND
GND

J2208

1.8V

C2103

1n0

GND

6

4

1

5

7

GND
GND
GND
GND
GND

VRCP2

C2211

4u7

GND

GND

1.8/3V

220R/100MHz

220R/100MHz

3.7V

J7548

J2218
J2219

13

J2308

C2316
1n0

GND

GND

J2302

5
4
3
2
1
0
6
7

N2200

RETU_3.02

K1

Mic1P

J3

Mic1N

H1

MicB1

5

E1

7

GND

GND

J2209

Mic3P

E2

Mic3N

E3

Mic3PR

D2

Mic3NR

C3

VDARx

K2

VDATx

E12

PwrOnX

M12

BSI

L3

BTemp

M2

LS

L2

LST

M1

RFTemp

F10

VChar

M3

WTxDet

L9

CrI

K9

CrO

L8

VBack

B6

SIMClk2

A6

SIMDa2

B7

SIMIOC2

J11

WDDis

M4

AudClk

A4

EarDaL

B4

EarDaR

B5

MicData

A3

PMARP

C4

PMARN

C5

SIMClk1

C6

SIMDa1

A5

SIMIOC1

M6

TxCClk

L7

TxCCtrl

L6

TxCDa

M10

HV

L4

MBusTx

K4

MBusRx

M5

SerClk

L5

SerData

K5

SerSelX

G10

VBat6

C12

VBat1

K11

VBat2

A8

VBat3

H12

VBat4

F12

VBat5

B12

VBatCP

B3

VBatH

K10

ChSwS

J2301

6
7
8

C2224

10n

GND

1

+

-

GND

J2207

9

Tahvo

N2300

TAHVO_V5.2_LF

J1

ChSwS

C1

CbusData

B1

CbusSelX

B2

CbusClk

D9

VCharADC

A7

VBAT1

A6

VBAT1

B5

GND

J2307

23

1

GND

GND1

A4

GND1

F10

VCharOut1

G10

VCharOut2

F9

VCharOutK

G9

VBAT3

D10

VCharIn1

E10

VCharIn2

E9

VCharInK

A5

VCoreCoil

B6

VCoreCoil

B4

VCore

H10

Vout

K10

VCC

A3

VIO

A10

NC

B10

NC

A8

NC

C10

NC

B8

NC

H2

SENSE-

G2

SENSE+

H3
H4
H5
H6
H7
H8
G3
G8
F3
F8

GND

SLAVESWSET
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC

HFSpP

HFSpN

HookDet

XEarLC

XEarRC

MicBCap

VSARx

MicSub

VDRAM

VRCP1
VRCP2

FlyHigh

SIMDaC1
SIMClkC1
SIMRstC1

SIMDetX

SIMClkC2

SIMDaC2
SIMRstC2

RetuInt

HeadDet

Slave_PU
Master_PD1
Master_PD2

D+_RXD

D-_TXD

VPP_VIO

RSTX

PURX

SLEEPX

Clk600

SleepClk

SMPSClk

VCCint

TahvoInt

GND3
GND4
GND5

PWM300

GenOut1

GenOut2

GenOut3

VcoreDef

FlashM

TestMode

TestOut

FSE0

RCV_FRX2

VP_FRX
VM_CLK

D3

EarP

D1

EarN

B1

C2

L12

J2

Mic2N

J1

Mic2P

F3

XEarL

F1

G1

XEarR

G3
H2

MicB2

G2
C1
H3

VSATx

F2

H10

VBG

F11

VRef

J12

VAna

E11

VAux

M11

D12

VIO

G11

VR1

G12

VRFC

C9

VSIM2

A10
C10

B10

VCP

B11
A12

FlyLow

M8

AFC

K7

TxC1

M7

TxC2

A7

VSIM1

C8
C7

C11

L1

B9
A9

D10

A2

VibraP

A1

VibraN

L10

TM

D11

Gnd1

K12

Gnd2

B8

Gnd3

K6

Gnd4

A11

GndCP

B2

GndH

K8

H11

MBus

L11

K3

PURX

M9

SlClk

E10

RstX

J10

SleepX

C2235

1.8V: active
0V: sleep mode

J10

H9

J9
J6

CLK

K7

RXD2

J7
K8
A1

B3
D2
D1
E1
E2
F1

K9

C2

J8
F2
A9

G1
J2
K1

H1

C9
A2
B7
B9

J4

OEX

K4

J5

VO

K2

J3
K3
K5

FTX

K6

E3

NC

E8

NC

D3

NC

D8

NC

C3

NC

C4

NC

C5

NC

C6

NC

C7

NC

C8

NC

GND

1n0

C2303

0

1u0

GND
GND
GND

GND

GND

GND

L2105

L2106

0
1
2
3

2
0
3

5
1
7

0
1
2

C2221

1u0

C2104

1n0

14

VRCP1

GND

0

2 3

1

}

C2222
1u0

C2212

1u0

GND

1

EXC24CB102U

L2100

L2101

220R/100MHz

L2104

220R/100MHz

1.8V4.7V

VSIM2

C2220

1u0

GND

C2109

Traceability pad

R2303

X2060

1

GND

J2309

PWMTAHVO

0R

GND

C2110

4

27p27p

R2104
14V/50V

GND

C2106

27p

GND

}

VRFC

VR1

C2213

C2214

1u0

1u0

GND

GND

X5211

1

C2108

1n0

Flash interface

RXD2

RXD
CLK
TXD

LED driver

4W_LED_DRIVER

A2

EN

C2

IND

B3

FB

A3

NC

GND

R2304
33R

GND

C2105
1n0

1.8V2.5V

EMIF03-SIM02F2

X5210

1

X5208

N2301

Customer Care / Training & Vendor Development / Content Creation Team
Confidential - Copyright © 2006 NOKIA Only for training and service purposes

Version: 1.0 08.05.20

0

N72/ RM-180

6

Board version: 1YA_02

Retu, Tahvo, Audio, SIM

Page 3 (8)