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Reload this Page AnyCool T828i Second CPU Power Point..?
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Old 01-16-2009, 18:47   #1 (permalink)
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AnyCool T828i Second CPU Power Point..?

hi all and infinty supporters.. i need power b for this phone..it has power b pinout..rx tx gnd..but not exist power point.. pinouts r under the lcd...







vcharge gnd pwrkey vbat rxd1 txd1
o o o o o o

gnd vcharge-s txd1-s rxd1-s vbat
o o o o o

and i checked all points to gnd for powerb with extra power supply..but not success..if anyone has it pls share with us..
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Old 01-16-2009, 21:56   #2 (permalink)
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Quote:
Originally Posted by LoveLess View Post
hi all and infinty supporters.. i need power b for this phone..it has power b pinout..rx tx gnd..but not exist power point.. pinouts r under the lcd...







vcharge gnd pwrkey vbat rxd1 txd1
o o o o o o

gnd vcharge-s txd1-s rxd1-s vbat
o o o o o

and i checked all points to gnd for powerb with extra power supply..but not success..if anyone has it pls share with us..

detailed pinouts..


power B pls...
Attached Images
File Type: jpg Anycool_t828.JPG (12.0 KB, 21 views)
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Old 01-16-2009, 22:35   #3 (permalink)
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same problem. ı cant find power b
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Old 01-17-2009, 17:36   #4 (permalink)
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nobody has any idea.?

still waiting...
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Old 01-17-2009, 19:01   #5 (permalink)
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hello guys!

why do you need power "B"?
you can work with second pinout without using power_b pin.
just keep power button pressed longer
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Old 01-17-2009, 19:14   #6 (permalink)
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Quote:
Originally Posted by InfinityHelp View Post
hello guys!

why do you need power "B"?
you can work with second pinout without using power_b pin.
just keep power button pressed longer
ohhh... i see sir.. it means we dont need power b for booting..(power b for booting) only keep power button (main power button) long..but phone will power on..is it normal..?
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Old 01-18-2009, 18:18   #7 (permalink)
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hello!

yes, it is normal. You must keep power button pressed even after phone gets powered On
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Old 01-18-2009, 23:04   #8 (permalink)
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ı cant change second imei. not boot powerb. how to make? ı cant. ı keep power button pressbut not.
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Old 01-19-2009, 11:03   #9 (permalink)
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Quote:
Originally Posted by InfinityHelp View Post
hello!

yes, it is normal. You must keep power button pressed even after phone gets powered On


thanx sir.. worked fine..
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Old 01-19-2009, 23:46   #10 (permalink)
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Quote:
Originally Posted by cemale***** View Post
ı cant change second imei. not boot powerb. how to make? ı cant. ı keep power button pressbut not.
Hello!

connect to tx_b, rx_b and keep power button pressed even when phone powers On. after some time you will get phone booted
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Old 03-27-2009, 10:12   #11 (permalink)
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Quote:
Originally Posted by LoveLess View Post
detailed pinouts..


power B pls...
please tell me what is the use of this pwrkey , many chinese mobiles do have this key ?
is this a power key ?
how to use it ?

please reply...

thanks
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Old 03-27-2009, 10:26   #12 (permalink)
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Quote:
Originally Posted by gsmsikar View Post
please tell me what is the use of this pwrkey , many chinese mobiles do have this key ?
is this a power key ?
how to use it ?

please reply...

thanks
as i know this key must connect to Vbat to work in phone without the power key
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Old 03-27-2009, 11:39   #13 (permalink)
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Quote:
Originally Posted by zaki_barika View Post
as i know this key must connect to Vbat to work in phone without the power key


power A = phone power, it means on\off.. power b is, power of the second cpu for software.. only short circuit to GND..
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Old 03-27-2009, 21:39   #14 (permalink)
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hello!

yes, mr. LoveLess is absolutely correct:
connecting power point to GND will do same work as pressing Power button
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Old 03-28-2009, 20:33   #15 (permalink)
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Quote:
Originally Posted by InfinityHelp View Post
hello!

yes, mr. LoveLess is absolutely correct:
connecting power point to GND will do same work as pressing Power button
thanks i will try that
in a next mobile with pwrkey tp..
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