V3
Debug Guide Level 3/4
Motorola Confidential Propietary
DEBUG GUIDE
V3
LEVEL 3/4
Written by: Juan A. Ortiz Version: 1.0 1
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
INDEX
No power up & & & & & & & ..& & & & & . pag. 3, 4 y 5
No Tx.............................................................. pag. 6
No Rx & & & & & & & & & & & & & & & . pag. 7
Procedure to replace Flash .& & & & .& .& .. pag. 8, 9 y 10
Procedure to recover Flash & .& & & & & & . pag. 11
MODIFIED DATE BY
Written by: Juan A. Ortiz Version: 1.0 2
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
Connect the PCB to Radiocomm with USB s cable:
NO
SKN6371A and supply it with external supply (4.2 v)
POWER UP
NOTE: Should connect a keyboard flex assy
(P/N: 8489976N03) to PCB for power up by hand.
Push the button for power
up, is the consumption is
Yes Yes
END
Reflash the PCB,
about 50mA and connect
switch on?
with PC?
No
No
Are there these voltages?
The consumption is
Yes
VBoost=5.8v on C921
about 50mA and after
VBuck=1.9v on L920
down to 0.5mA?
RF 5v REG=5v on C933
Yes
No No
The consumption is
Yes
Replace U900
about 0.5mA always?
Replace U800. If the
No
problem persists then
replace U700.
Go to
 A
pag. 4
Follow procedure of
pag. 7
Written by: Juan A. Ortiz Version: 1.0 3
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
 A
Measure on Y805,
No
Replace Y805
Is there 26MHz´s
signal?
Yes
Measure on Y301,
No
Replace Y301
Is there 32.7KHz´s
signal?
Yes
Replace PCB
NOTA
If when I connect PCB to external power supply and are a high current (1.5 or 2 A) look
up component hoter than others, desolder that component and connect other again to
external power supply and look up hot component again and repeat the procedure.
Written by: Juan A. Ortiz Version: 1.0 4
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
Use this procedure to set TX in any band (GSM, DCS, etc). Main
difference between setting bands is:
- Set band with Radiocomm. No TX
- Set channels (accordingly to band selected) with Radiocomm.
Connect the PCB to Radiocomm with USB s cable: SKN6371A and
supply it with external supply (4.2 v), NOTE: Should connect a
keyboard flex assy (P/N: 8489976N03) to PCB for power up by hand.
Put it to transmit with 10 of LEVEL PA and select
00- All zeroes, in window CARRIER, select the band and channel.
Measure in J40´s output. Measure in J40´s input. Is
Is there the TX signal with there the TX signal with 5
Replace
No Yes
2 dBm power and one dBm power and one
J40
current about 360 mA? current about 360 mA?
No
Yes
Measure in PA´s input Measure in (U50) PA´s
Yes No
Replace
(C80 y L80). Is there the output. Is there the Tx´s
U50 (PA)
Tx´s signal with -8dBm? signal with 12dBm?
No
Is there in L181
Yes
Replace U150
TX_CP´s signal?
(Algae)
No
Replace
U800(Neptune)
and U700
(Flash/Sram)
Written by: Juan A. Ortiz Version: 1.0 5
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
Use this procedure to set RX in any band (GSM, DCS, etc). Main
difference between setting bands is:
NO
- Set band with Radiocomm.
RX
- Set channels (accordingly to band selected) with Radiocomm.
Connect the PCB to Radiocomm with USB s cable: SKN6371A and
supply it with external supply (4.2 v) NOTE: Should connect a
keyboard flex assy (P/N: 8489976N03) to PCB for power up by hand.
Inject a signal (-50 dBm GSM channel or -50 dBm DCS channel) to
external connector (J40).
Is there the same signal
No
in the FL100´s input as Replace
the signal´s inject? U50
Yes
Is there the same No
signal in the
Replace
FL100´s output as
FL100
the signal s inject?
Yes
Replace U150
(Algae)
Written by: Juan A. Ortiz Version: 1.0 6
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
Procedure
flash s
replacement
FOLLOW THIS PROCEDURE TO REPLACE THE FLASH
AND MICROPROCESOR
REQUIREMENTS: FOR THIS PROCEDURE WE USE,
WINDOWS 2000, PST 6.8 or RSD AND Internal RADIOCOMM 7.1.1 or higher
ALWAYS
1. - Download this software with this cable P/N: SKN6371A
R374_G_0E.40.2AI_LP0003_DRM0001_GMMV3xx000AA014_image.shx.
2. - To restore the BD Address (Bluetooth Device Address), with Internal Radiocomm
7.1.1 or higher.
- Put the PCB in suspend mode.
- Click in  GSM 2
- In STELEM/RDELEM write that information:
Bluetooth Address
00AB
Element ID
Record # 0001
Record Offset 0000
Length 0006
xxxxxxxxxxx
Data
*Note
*Note: BD ADDR, can be found at approval label on the rear housing. BD ADDR is
unique to each phone.
-Click on STELEM
Written by: Juan A. Ortiz Version: 1.0 7
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
3. - Then restore IMEI, with Radiocomm 7.1.1 or higher:
- Put the PCB in suspend mode.
- Click in  GSM 2
- In STELEM/RDELEM write that information:
Element ID 0004
Record # 0001
Record Offset 0000
Length 0009
xxxxxxxxxxx
Data IMEI
*Note
*Note: Example for writing an imei:
Pcb´s Imei 3 5 0 9 0 7 2 0 8 0 6 3 0 5 9
For write in Data: 0 8 3 A 0 5 0 9 2 7 8 0 6 0 0 3 9 5
-Click on STELEM
4. - Then restore Subsidy Lock, with Internal Radiocomm 7.1.1 or higher:
- Put the PCB in suspend mode.
- Click in  GSM 2
- In STELEM/RDELEM write that information:
Element ID 0348
Element ID 0349
Record # 0001
Record # 0001
Record Offset 0000
Record Offset 0000
Length 0004
Length 0004
xxxxxxxxxxx
Data Subsidy Lock xxxxxxxxxxx
*Note Data Subsidy Lock
*Note
Written by: Juan A. Ortiz Version: 1.0 8
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
*Note: Example for writing a subsidy lock:
Pcb´s subsidy lock 5 0 9 0 7 2 0 8
For write in Data: 0 5 0 9 2 7 8 0
-Click on STELEM
5. - Then restore all NVM elements, with Internal Radiocomm 7.1.1 or higher.
6. - Download this software with this cable P/N: SKN6371A
R374_G_0E_40_3ER
7. - After downloading last software s version, phasing the transceiver with GPGATE
and Master Reset and Master Clear.
To read the NVM / Seem Elements from a golden unit:
1. - Connect the transceiver to Internal Radiocomm, INITIALIZE it and SUSPEND it.
2. - Select PHONE and NV/SEEM.
3. - In PRODUCT select the platform.
4. - Select READ.
5. - Save the NVM / elements with a product s name
Written by: Juan A. Ortiz Version: 1.0 9
Revised by: Luis A. Lázaro 10-05-05
V3
Debug Guide Level 3/4
Motorola Confidential Propietary
Recover the
reflash
.- This procedure must be used for no power up, power down in standby itself or
 blocked , failures.
REQUIREMENTS: FOR THIS PROCEDURE WE USE,
WINDOWS 2000, PST 6.8 or RSD AND Internal RADIOCOMM 7.1.1 or higher
ALWAYS
1. - Download this software with this cable P/N: SKN6371A and push keys # and * and
the power up.
R374_G_0E_40_3ER
2. - Then restore all NVM elements, with the Radiocomm 7.1.1 or higher.
3. - After downloading last software s version, phasing the transceiver with GPGATE
and Master Reset and Master Clear.
Written by: Juan A. Ortiz Version: 1.0 10
Revised by: Luis A. Lázaro 10-05-05