Nokia 7270 Service Manual

Nokia

Issue 2 03/2005

COMPANY CONFIDENTIAL

10

Copyright © 2005 Nokia. All Rights Reserved.

RM-8/RM-47/RM-48

Nokia Customer Care

Table 1: Most common error messages

Error

Description

Used signals/components

Points to Check

C101

The Phone does not

set Flashbus TXD

line high after the

startup.

VBAT, VCORE, VIO, VFLASH1

BSI and FBUSRX from Prommer to UEMEK

FBUSTX from TIKU->UEMEK->Prommer (stuck at ‘0’)

SLEEPX from UEMEK to TIKU

VBAT at C2228

VCORE at C2222,

VIO at C3003

VFLASH1 at R2204

BSI pulse at C2003 when flashing starts

FBUSRX at R3403

FBUSTX state at J2812(TIKU)-

>R3400(UEMEK)

SLEEPX at J2801

C102

The Phone does not

set Flashbus TXD

line low after the line

has been high. The

Prommer generates

this error also when

the Phone is not

connected to the

Prommer.

PURX, VR3

RFCLOCK (VCTCX->Helgo->TIKU)

MBUS From Prommer->UEMEK->TIKU(stuck at ‘1’)

FBUSTX from TIKU->UEMEK->Prommer(stuck at ‘1’)

PURX state transition ‘0’ to ‘1’ at J2802

VR3 at C2227 and C7526

RFCLOCK at G7501 and R2901

MBUS pulse train at R3405

FBUSTX state at J2812(TIKU)-

>R3400(UEMEK)

C103

The Phone MCU

has not received the

first dummy word

correctly from the

Prommer after the

startup.

MBUS from Prommer->UEMEK->TIKU(stuck at ‘0’)

FBUSRX from Prommer->UEMEK->TIKU

FBUSTX from TIKU->UEMEK->Prommer

MBUS pulse train at R3405

FBUSRX serial data at R3403

FBUSTX state at J2812(TIKU)-

>R3400(UEMEK)

C107

The Phone MCU

can not start

Secondary code

correctly.

TIKU

A204

The flash

manufacturer and

device IDs in the

existing Algorithm
files do not match

with the IDs

received from the

target phone.

Flash

Signals between TIKU and Flash

Prommer SW

A387

The MCU ID in the

FIASCO_MCU_ID_I

NFO block of the

MCUSW file does

not match with the

ID received from the

target phone.

TIKU Prommer

SW

C583
C683

The Prommer has

not received Phone
acknowledge to the

message.

Flash and TIKU

Signals between TIKU and Flash

C584
C684

The Phone has
generated NAK

signal during data

block transfer.

Flash and TIKU

Signals between TIKU and Flash

C585
C685

The Phone has not

acknowledged data

block correctly.

Flash and TIKU

Signals between TIKU and Flash

C586
C686

The erasing status

response from the

Phone informs about

fail.

Flash