Nokia N78 Rm 235 342 Service Schematics V1.01

User Manual: Smartphone Nokia N78 RM-235, RM-236, RM-342 - Service manuals and Schematics, Disassembly / Assembly. Free.

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NOKIA

Service Schematics

N78
Introduction
IMPORTANT:

This document is intended for use by authorised 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".

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.

If printing this document it is best to print on A3 paper and in colour.

RM-235

RM-342
Table of Contents
Front Page
Top Level
BB & RF Connectivity
Cameras
User Interface
BETTY_AVILMA
Combo Memory
Rapido_Yawe
NCW
SD_SIM_USB
RF
Audio
Component Finder
Top Assembly
Bottom Assembly
Top Test Points
Bottom Test Points

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17

Copyright © NOKIA
While ever endeavor has been made to ensure the accuracy of this document, some

This material, including documentation and any related computer programs is protected

errors may exist. If the reader finds any errors, NOKIA shall be notified in writing.

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 company confidential information,
which may not be disclosed to others without the prior written consent of NOKIA.

Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 1 of 17

BETTY_VILMA
SLOWAD(1:0)

SLOWAD(1:0)

basic

TXCCONV(1:0)

PWRONX

TXCCONV(1:0)

RAPIDO_YAWE

STUB_BSI

MIC1

DIG_AUDIO(5:0)

DIG_AUDIO(5:0)

EMINT(1:0)

EMINT(1:0)
FMRX_AF(1:0)
VIBRA(1:0)
XAUDIO(4:0)

ACI(1:0)

ACI(1:0)

TXC(2:0)

TXC(2:0)

INT_SIM(2:0)

SDRAM_BA(1:0)
SDRAM_DA(31:0)
SDRAM_CTRL(15:0)
MEMADDA(24:0)

MEMCONT(15:0)

MEMCONT(15:0)

CBUS(2:0)

HEADINT

PUSL(6:0)

PUSL(6:0)

I2C_ISA(1:0)

SDRAM_CTRL(15:0)

schematic

SDRAM_AD(15:0)

MEMADDA(24:0)

CBUS(2:0)

INT_FBUS(3:0)

SDRAM_BA(1:0)
SDRAM_DA(31:0)

MEMORY

INT_SIM(2:0)

EAR(1:0)

SIM(2:0)

rapido_yawe

SDRAM_AD(15:0)

I2C_ISA(1:0)

RFCTRL(3:0)

RFCTRL(3:0)

INT_FBUS(3:0)

RFCONV(9:0)

RFCONV(9:0)

STUB_FBUS(3:0)
RFCLK(1:0)

RFCLK(1:0)

SD_SIM_USB

schematic

PUSL(6:0)
HS_USB(12:0)
SIM(2:0)

HS_USB(12:0)

SD(12:0)

AUDIO

SD(12:0)

schematic

HEADINT
EAR(1:0)
XAUDIO(4:0)

I2C_ISA(1:0)

VIBRA(1:0)

AUDIOCTRL(3:0)

AUDIOCTRL(3:0)

DAC33(3:0)

FMRX_AF(1:0)
IHF_RIGHT(1:0)

DAC33(3:0)

PUSL(6:0)

STUB_RAPIDO_JTAG(6:0)

FMRX_ANT

STUB_ETM(16:0)

FMTX_AF(1:0)

NCW

schematic

FMTX_AF(1:0)

BT_FM(12:0)

FMRX_ANT
FMRX_AF(1:0)
RFCLKEXT

BT_FM(12:0)

PUSL(6:0)
I2C_ISA(1:0)

RFCLKEXT

WLAN(7:0)

WLAN(7:0)

FMTX_IRQ

FMTX_IRQ

GPS(2:0)

GPS(2:0)

STUB_NCW(29:0)

UI
IHF_RIGHT(1:0)

PUSL(6:0)
UI(6:0)

UI(6:0)

MIC1

VISSI(14:0)

VISSI(14:0)

PWRONX

LOSSI(3:0)

LOSSI(3:0)

I2C_SPP(1:0)

I2C_SPP(1:0)

I2C_ISA(1:0)

CAMS_CTRL(5:0)

CAMERA
CAMS_CTRL(5:0)

CAMS_CTRL(5:0)

CCP(3:0)

CCP(3:0)
JULIE_SPI(3:0)

JULIE_SPI(3:0)
STUB_JULIE_JTAG(4:0)

Top Level
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 2 of 17

A3300

USB-SHIELD
040-047854
040-047854

GND
A6150
SHIELD CAN
FMTX
040-047856

Merlin Engine
X7500

R7801

4n3H

X7531

VBAT

In R

1

In C

C7598
100n
GND

C7599
100n
GND

L7599

GND

0R
2

X7501

GND

GND

VBAT
GND

SYS

VBAT

RFCTRL(3:0)
RFCONV(9:0)

RFCTRL(3:0)
VR1

RFCONV(9:0)

8
4

SLOWAD(1:0)
TXCCONV(1:0)
RFCLK(1:0)
RFCLKEXT

GND

0
SLOWAD(1:0)
1
5

TXCCONV(1:0)
2
RFCLK(1:0)

6
3
7
2
9

schematic
3
0
1
1
0
1
0
VREF

1

VRCP1
0

BB & RF Connectivity

Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 3 of 17

Pin 1 is actuator VCC

Pin 16 is actuator GND
STUB_JULIE_JTAG(4:0)

CAMS_CTRL(5:0)

JULIE_SPI(3:0)

CCP(3:0)

Cam Illumination LED

Cameras
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 4 of 17

I2C_SPP(1:0)
UI(6:0)
J3120 - J3122
NAVI flash interface
Place with ETM pads
NAVI_LEDS
MEDIA_LEDS
ITU_LEDS
S60_LEDS

MIC1

I2C_ISA(1:0)

IHF_RIGHT(1:0)

CAMS_CTRL(5:0)
PUSL(6:0)
LOSSI(3:0)
VISSI(14:0)

Brixton LCD
(LCD module is code 4851031)

VLEDGND
VDDI
GND
WRX
D0
GND
D2
D4
D6
CSX
RESX
TE
D7
D5
GND
D3
D1
D/CX
RDX
GND
VDD
GND

PWRONX

VLED+

User Interface
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 5 of 17

STUB_BSI

BETTY VCore not in use

MIC1
CHARGER SOCKET
was VPPLOCK

EAR(1:0)
XAUDIO(4:0)
FMRX_AF(1:0)
INT_FBUS(3:0)

SLOWAD(1:0)
HEADINT
BATTERY
CONNECTOR

BTEMP NTC

VIBRA(1:0)

to STUB

PWRONX
DIG_AUDIO(5:0)

TXC(2:0)

STUB_FBUS(3:0)
TXCCONV(1:0)

ACI(1:0)
INT_SIM(2:0)

RXD2
GND
RXD
CLK
TXD

SIM(2:0)

EMINT(1:0)

Flashing Interface

PUSL(6:0)
Tracability Pad

I2C_ISA(1:0)

CBUS(2:0)

BETTY_AVILMA
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 6 of 17

SDRAM_AD(15:0)

SDRAM_CTRL(15:0)

SDRAM_BA(1:0)

MEMCONT(15:0)

MEMADDA(24:0)

SDRAM_DA(31:0)

Combo Memory
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 7 of 17

SDRAM_AD(15:0)

SDRAM_CTRL(15:0)

RFCLK(1:0)
I2C_SPP(1:0)

PUSL(6:0)

I2C_ISA(1:0)

RFCTRL(3:0)

SDRAM_BA(1:0)
SDRAM_DA(31:0)

RFCONV(9:0)

MEMCONT(15:0)

FMTX_IRQ

GPS(2:0)

UI(6:0)

TXC(2:0)

MEMADDA(24:0)

CBUS(2:0)
ACI(1:0)
DIG_AUDIO(5:0)

Julie REG EN
Julie_RstX
Julie Clk
Julie WakeUp
Julie2host int

CAMS_CTRL(5:0)

INT_FBUS(3:0)
HS_USB(12:0)

AVPaEn
AVPlugDet
AVEClCtrl??
IHFPAEn

ULPIData0
ULPIData4
ULPIData5
ULPIData6
ULPI_CSX

LCD (LOSSI) CLK
LCD (LOSSI) Data
LCD (LOSSI) Data
LCDRSTX

INT_SIM(2:0)

AUDIOCTRL(3:0)

LOSSI(3:0)

JULIE_SPI(3:0)
JULIE_SPI_CLK
JULIE_SPI_DOUT (MOSI)
JULIE_SPI_DIN (MISO)
JULIE_SPI_CSX

STUB_RAPIDO_JTAG(6:0)

CCP(3:0)

STUB_ETM(16:0)

EMINT(1:0)

XTI Test Points

VISSI(14:0)
SD(12:0)

CCPDaP
CCPDaN
CCPClkP
CCPClkN
BTResetX
BTUARTIn (into host)
BTUARTOut
BTCTS
BTRTS
BTWakeUp
BT_HostWakeUp
BT_PCMClk
BT_PCMIn
BT_PCMOut
BT_PCMSync

BT_FM(12:0)

WLAN(7:0)
WLAN IRQ
SD/MMC Det
MMCDaDir1 (Dat 123-dir)
MMCFbCLK (Clk.f)

WLAN_ENABLE (PMEN)
WLAN_SPI_CLK
WLAN_SPI_DOUT (MOSI)
WLAN_SPI_DIN (MISO)
WLAN_SPI_CSX

I2S_CLK (DAC33) "BCLK"
I2S_CS (DAC33) "WCLK"
I2S_DOUT (DAC33) "DIN"
DAC33 Int

DAC33(3:0)

Rapido_Yawe
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 8 of 17

BLUETOOTH & FM RADIO MODULE
BTHFMRD S2.0
STUB_NCW(29:0)
PUSL(6:0)

BT_FM(12:0)
FMRX_ANT
I2C_ISA(1:0)
FMTX_IRQ

FMTX antenna pads

FMTX_AF(1:0)

FMRX_AF(1:0)

RFCLKEXT

WLAN(7:0)

GPS(2:0)

DRAFT

NCW
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 9 of 17

PUSL(6:0)

4346853

HS_USB(12:0)

SD(12:0)

5469781

R3201 is to discharge VSD.

SIM(2:0)

SD_SIM_USB
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 10 of 17

RM-342 Changes
4580063
4580075

4511778

4511764
4511805

4511757

4512325

4512072

4512024
4511078

4512317

4511748

RF

Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 11 of 17

Right IHF speaker on UI board

XAUDIO(4:0)

IHF_RIGHT(1:0)

FMRX_AF(1:0)
DAC33(3:0)

LEFT IHF

PUSL(6:0)
I2C_ISA(1:0)
FMTX_AF(1:0)

AUDIOCTRL(3:0)

AVPaEn
AVPlugDet
AVECICtrl
IHF_EN

MIC2P
HEADINT

This is a comment of the flexi schematic.
HEADINT

FMRX Test Points

FMRX_ANT

EAR(1:0)

VIBRA(1:0)

Audio
Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 12 of 17

Component Finder
C2074

A

B6

C2232

E6

C2805

E9

C6207

F17

C7615

H5

L2012

F16

L7590

C5

N2499

H4

R2148

E12

R6300

G14

X2700

C3

A3300

C15

C2096

H13

C2235

I11

C2806

H10

C6209

D18

C7616

E3

L2028

F17

L7591

D1

N2600

E2

R2200

G6

R6450

G13

X3200

B10

A6150

E2

C2097

H14

C2236

I11

C2807

F7

C6210

E18

C7618

G2

L2029

E16

L7592

C5

N2850

A5

R2300

I14

R7501

D8

X3300

A15

A7500

C5

C2098

H14

C2237

G7

C2808

E8

C6211

D18

C7619

G2

L2102

G18

L7599

D1

N3200

A8

R2303

F12

R7502

E7

X7500

D1

A7501

E18

C2099

H14

C2238

H11

C2809

E8

C6212

D17

C7620

G2

L2103

G19

L7603

B3

N6200

E17

R2450

H5

R7503

E7

X7501

C1

C2100

I14

C2297

E7

C2810

H10

C6450

F13

C7621

G3

L2110

G5

L7604

G3

N6300

H15

R2451

G6

R7509

C7

X7531

E1

B
B2200

F7
C

Z

C2110

G5

C2299

E5

C2811

E8

C6504

G18

C7622

G5

L2111

G5

L7605

G1

N6450

G13

R2489

H4

R7522

C6

C2111

G5

C2300

G5

C2812

A6

C6541

G13

C7623

G5

L2112

G17

L7804

B15

N6502

G18

R2490

H4

R7523

D4

Z2010

E16

E9

C6542

G13

C7630

H9

L2113

I16

L7805

F17

N7505

D7

R2491

H4

R7524

D4

Z2451

I6

C1401

D13

C2120

E12

C2303

E5

C2813

C1403

D13

C2121

E12

C2304

G5

C2814

A5

C7500

C8

C7631

A16

L2150

E10

L7806

G3

N7520

D4

R2492

I4

R7525

D5

Z2452

I5

C1405

A15

C2123

E12

C2307

F4

C2818

G7

C7507

C7

C7632

G14

L2151

E10

L7807

G3

N7540

C2

R2493

H3

R7526

E5

Z2546

I10

C1406

B15

C2126

E13

C2312

E4

C2825

E9

C7513

D8

L2154

E9

L7808

I5

N7541

D2

R2494

G4

R7527

D4

Z2600

F3

C1407

B16

C2128

E14

C2314

F13

C2844

G7

C7518

E6

D1401

C15

L2155

E9

L7809

H3

N7590

C6

R2495

G4

R7528

C4

Z3300

B15

C1408

C16

C2133

D12

C2315

E13

C2850

B4

C7519

D8

D2450

H5

L2168

D11

L7810

I4

R2496

F4

R7541

D1

Z3301

B15

C1410

D12

C2135

D17

C2390

H12

C2851

E8

C7520

D8

D2800

G9

L2206

H10

L7811

I7

R1400

D14

R2497

G4

R7543

D2

Z6200

E18

C1413

B13

C2137

D16

C2391

H11

C3000

F12

C7521

D3

D3000

G11

L2207

H11

L7812

I7

R1401

B12

R2498

G4

R7544

D2

Z7501

D5

C1414

B13

C2139

D13

C2392

I12

C3001

E11

C7523

C4

D3300

C15

L2304

F13

L7813

H10

R1402

B12

R2538

A5

R7560

D3

Z7503

D5

C1415

C12

C2140

D13

C2393

I11

C3002

E11

C7524

D5

D6000

H17

L2390

H13

L7825

F2

R1403

C12

R2549

F4

R7801

E1

Z7504

C6

C1416

B14

C2143

E13

C2450

I5

C3003

G12

C7525

D5

L2391

I13

R1404

B12

R2601

F3

R7805

B16

Z7521

B4

C1447

C15

C2144

E14

C2451

H4

C3200

A8

C7543

D2

E6513

I3

L2499

H7

R1405

B12

R2602

E3

R7818

G4

Z7540

C3

C1448

B14

C2149

E12

C2452

H6

C3204

A8

C7544

D2

E6514

I2

L2700

C3

R1406

B13

R2603

F2

R7820

B5

Z7541

C3

C1449

C16

C2150

E10

C2453

G6

C3207

A7

C7545

D1

E7818

A2

L2701

C3

N1400

C13

R1407

D13

R2849

E10

C1452

C16

C2152

E9

C2455

H7

C3210

A8

C7547

D1

E7819

A3

L2702

C2

N1402

A15

R1408

D12

R2850

A5

D

E

M
M2110

H2
N

R

Z7580

D6

G19

Z7582

C7

S
S2542

C1453

C16

C2155

E10

C2498

H7

C3298

A8

C7548

D1

E7850

G18

L2703

D2

N1403

B16

R1409

C12

R2852

I5

Z7583

G2

C1455

F15

C2156

E10

C2499

H7

C3299

A7

C7549

C2

E7851

G18

L2844

G7

N1404

C16

R1446

D14

R2854

E8

T7502

C5

Z7584

G1

C1456

H19

C2157

E10

C2539

I7

C3301

C16

C7550

D1

L3200

A7

N1449

C16

R1449

D13

R2855

A5

T7580

D6

Z7585

F19

C1457

H18

C2158

D9

C2540

I7

C3302

B14

C7553

C2

L3300

B14

N1450

H18

R1492

F15

R2856

H9

Z7586

G2

C1458

G19

C2159

D9

C2541

H9

C3304

B16

C7580

D8

L6200

F18

N1451

H14

R1494

C16

R2857

H10

V2498

G4

C1459

H19

C2202

G7

C2600

E2

C3305

B15

C7581

E8

L6201

E18

N2120

E12

R1495

C16

R2859

B5

V2499

G4

F
F2000

B1
G

G2200

B7

T

V

C1460

H13

C2203

G6

C2601

E2

C3306

C15

C7582

D8

G6200

D18

L7500

D6

N2121

E11

R2000

B1

R2860

B13

V3300

B16

C1461

G13

C2205

G7

C2602

E3

C3307

C14

C7583

E7

G6450

G14

L7501

D6

N2122

D17

R2010

E17

R2899

A5

V3301

B16

C1462

H14

C2211

F5

C2605

E3

C6001

G6

C7590

B6

G7501

C8

L7502

C6

N2123

E13

R2011

E17

R3201

A8

C2000

B1

C2213

E7

C2700

C3

C6004

G16

C7591

C6

L7503

E7

N2150

E9

R2012

E17

R3300

C14

X1450

E15

C2001

C2

C2215

E7

C2701

C3

C6200

B7

C7606

D12

L1405

L7506

B7

N2200

F6

R2013

D16

R3302

B15

X1499

G14

C2010

E17

C2216

E7

C2702

C2

C6201

E18

C7607

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L1451

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L7510

B3

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R2071

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C6202

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L1498

H14

L7540

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G18

R3305

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X2060

A16

C2013

F17

C2220

F5

C2801

E10

C6203

F17

C7610

G1

L1499

G14

L7550

D1

N2301

F12

R2101

G19

R3306

A16

X2070

G13

C2029

F17

C2222

E6

C2802

E8

C6204

D17

C7611

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L2000

B2

L7586

D6

N2390

H12

R2120

D16

R3307

A16

X2450

H7

L
A15

X

C2071

F14

C2228

E6

C2803

E9

C6205

F17

C7613

I5

L2010

D17

L7587

D6

N2497

G3

R2121

E14

R3308

B16

X2459

F2

C2072

A13

C2231

G5

C2804

H10

C6206

E18

C7614

H3

L2011

E16

L7588

C7

N2498

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R2144

E13

R3311

C14

X2548

I8

RED = Top Assembly Components
BLUE = Bottom Assembly Components

Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 13 of 17

2BU_09.2a_asmdrw_t.pdf

*

*

*

*
* *

RM-342 Changes shown by *

Top Assembly

Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 14 of 17

2BU_09.2a_asmdrw_b.pdf

Bottom Assembly

Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 15 of 17

2BU_09.2a_tstdrw_t.pdf

Top Test Points

Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 16 of 17

2BU_09.2a_tstdrw_b.pdf

Bottom Test Points

Confidential Copyright 2008 NOKIA. Only for training and service purposes.

Version: 1.01 | 28/11/2008 | N78/RM-235 & RM-342 | Board version: 2BU_09.2a | Page 17 of 17



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