Samsung GT-P5210 Galaxy Tab 3 10.1 08 Level 3 repair - block-, pcb diagrams (en).pdf

(3281 KB) Pobierz
8. Level 3 Repair
8-1. Block Diagram
8-1
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
Level 3 Repair
8-2. PCB Diagrams
8-2-1. Top
8-2
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
Level 3 Repair
8-2-2. Bottom
8-3
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
Level 3 Repair
8-3. Flow Chart of Troubleshooting
Equipments
Oscilloscope
Digital Multimeter
Power Supply
+ driver, ESD Safe Tweezer
8960 & Spectrum Analyzer
Soldering iron
8-4
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
Level 3 Repair
8-3-1. Power On
Cell-phone can`t power on.
Check the Battery Voltage.
Is it more than 3.4V?
Yes
Check the PWR key-FPCB
(open, etc)
Yes
No
Charging the battery by TA.
Abnormal
Change the key
-
FPCB
And retry to the power-on operation.
Power-on the phone and check
the power-on sound.
Sound is ok?
Yes
Change the FRONT ASSY
No
Check U7002 output voltage
(C7017>0.8V, C7064>0.8V,
C7045
≥
1.8V, C7005
≥
1.2V)
No
If the output voltage is not satisfied with normal
condition, Change the U7002
Yes
Change the OSC7000
If OSC700 does not still work, Change the U7002
Check the Clock
OSC7000(C7042)
No
This problem is internal oscillator of U7002.
Is that frequency 32KHz?
※
Test condition (Oscilloscope setting)
: 20.0us.div (time division)
Yes
check the initial operation
Yes
END
8-5
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.

Plik z chomika:

Inne pliki z tego folderu:

Inne foldery tego chomika:

Zgłoś jeśli naruszono regulamin