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Consumer Solutions & Support
US Competency Center
600 North US Highway 45
Libertyville, Illinois 60048

Website: gs.mot.com

FIELD SERVICE BULLETIN

FSB Number:

LVCCFSB2005-304

Author: Leo

Ramos

Date: October

6,

2005

Total No. of Pages: 2
Subject:

GSM V220- No/Intermittent Display

Model Affected:

All GSM V220

Level of Repair:

2

Problem

Service is aware that some GSM V220 phone has intermittent or no display when
power-up. The root cause is the flex cable assembly supplied by MFS, damage, bad
solder on pin, and open solder joint. This is happened due to the following:

1. Unbalance push strength applied on the connector.
2. Bad and or poor solder on connector pin.
3. Poor rework skill of the operator.
4. Shifting during machine placement.

Poor rework on connector solder

Damage connector pin

Open solder joint on U400

MOTOROLA INTERNAL USE ONLY

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Consumer Solutions & Support
US Competency Center
600 North US Highway 45
Libertyville, Illinois 60048

Website: gs.mot.com

Solution:

The supplier has improved there manufacturing process,

implemented the corrective

action on 8/5/05 to the following station:

Production Line:

1. Study the reflow process
2. Fine tune placement machine if three components are misalign.
3. Train and recertified the operator.

QA station

1. Check and inspect the soldering pad for any contamination.
2. Train the operator to use the correct method on how to apply balance stress on

the connector.

3. Operator performs 100% inspection of the connector using 30X microscope.

Service Action

Customer Returns:
When servicing any GSM V220 customer returns with a display complaint
“no/intermittent display” then verify the complaint.

1. If the unit has a flex cable, assembly

problem check and or replace it with a good

flex cable assembly.

2. If the unit has, a good flex cable assembly then proceeds with normal

troubleshooting as per the customer complaint.

Service Inventory:
Before replacing any flex cable assembly manufactured before date code 8/5/05, make
sure to inspect for damage, bad solder and open solder joint.

Call Center Action:
When responding to customer inquires on the GSM V220 product with customer
complaints “No/Intermittent Display”, please direct the customer to have their phone
serviced at an authorized Motorola Service Center.

Service Entry Code

Please ensure that repairs of this type are logged to the applicable database as follows:

Global M-Claims Codes:

Customer Complaint Codes:

DIM00 Display - Main

Problem Found Code:

CON00 Connectors - No Detail Provided

Repair Code:

RMP10 Replace Mechanical part - CSB/FSB

RTW 02 Replace Level 2 part – CSB/FSB

MOTOROLA INTERNAL USE ONLY

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