Sony Ericsson K320 Troubleshooting Manual, Mechanical page 5

1.2.2 Liquid damage sticker
In the phone there is placed a sticker that can give you a hint to see if the phone is damage by liquid or not. This sticker is located
near the SIM reader (Fig. 1.2.1) and it is possible to see it without disassemble the phone.
On the pictures below you will see the different between a sticker that has been in contact with liquid (Fig. 1.2.3) and with one that
hasn't (Fig. 1.2.2).
This sticker is ok
Fig. 1.2.2
4/000 21-1/FEA 209 544/124 E
©
Company Internal Sony Ericsson Mobile Communications AB
Trouble Shooting Guide, Mechanical
Fig. 1.2.1
This sticker is not ok
Fig. 1.2.3
The white sticker that has been in contact
with liquid turns into a red or pink sticker.
In this case you should check the phone
for liquid damage
(See point 1.1.1) .
Note: There must be clear marks after
liquid on the PCB before rejecting the
phone for repair.
5(35)