Unlock C72

[felix]

using papua079g and booting without TP i have this :
Boot in Service mode...
Press RED key (Power ON)!
Auto Ignition...
Transfer boot...
Boot in "Service mode" Ok
Awaiting Power On phone...
Getting Information:
Model: SIEMENS C72 16 lg1
Phone is in "Service Mode" mode
IMEI: 357363004123965
SecurityStatus: CustomerMode
HWID: 5005
Accumulator Voltage: 3784 mV.
Reading data from phone...
Error switching to mode BFB!
Phone is Turned Off...
using with TP and 10ohm resitor to GND have this result:

Press RED key (Power ON)!
Auto Ignition...
Transfer boot...
Boot not loaded!

if i use papualite1.7 and TP have this:

AutoIgnit...
Send Boots ...
BOOT loaded ...
Pause 2 Seconds ...
Getting Information ...
FlashID: 0089,880D
Error in Data !
C72V SIEMENS P
Wrong Data !
HASH: 00000000D78D3DCB159B776442C2FECD
OTP ESN: 74E63778
OTP IMEI: 357363004123965
Boot released .

when trying to calculate SKEY...:
Calculate Key's ...
Key's not found !

teach me, what to do?

 

[taoufik.om]

use papua079g with test point

 

[felix]

how exactly?
how to start?