Nokia 3390, 3390b, 3395 服务手册

PAMS Technical Documentation

Baseband Troubleshooting

NPB-1NB

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Flash programming doesn’t work

External RAM error

Check for activity on control

lines for SRAM : J323

(RAMSelX)

Defective MAD2 (D300)

or short circuit under the

SRAM

Defective SRAM (D302)

Algorithm file or alias

not found.

Check the type of the

flash

MCU flash Vpp Error

Flashing via X202 ?

Voltage at R310

higher than 1,7 V

when flashing ?

Defective flash

or flashing

software has

wrong version

Defective MAD2 (D300), defective

voltagemonitor (D304) or flashing

software has wrong version or short

circuit under SRAM

Unknown error. See

section "Phone Dead"

Yes

Yes

Yes

Yes

No

No

No

No

Yes

No

No