LG KG270 Support and Manuals
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Popular LG KG270 Manual Pages
Service Manual - Page 2
...26 3.6 SIM Card Interface 28 3.7 KEYPAD Interface 29 3.8 Battery Charging Block ...Features 7 2.2 S/W Features 8
3. Key backlight Trouble 64 4.9. DOWNLOAD 82
5.1 Download Setup 82 5.2 Download Process 83
6. TROUBLE SHOOTING 44
4.1 RF Trouble 44 4.2 TX Trouble 50 4.3 Power On Trouble 54 4.4 SIM Card Trouble 56 4.5 Vibrator Trouble 58 4.6 Keypad Trouble 60 4.7 RTC Trouble...
Service Manual - Page 4
... is faulty and possibly causing harm or interruption in this model must be performed only by an unauthorized part (for example, persons other than your company's employees, agents, subcontractors, or person working on this manual. C. 1. System users are may void any charges that unauthorized alternations or repair may affect the regulatory status of own system. INTRODUCTION
1.
Service Manual - Page 5
...; Use a suitable, grounded soldering iron.
• Keep sensitive parts in this manual are made to the factory, use the protective package as defined by using a wrist strap when exchange system boards.
• When repairs are for illustrative purposes only; Notice of Radiated Emissions
This model complies with anti-static mat which contain Electrostatic Sensitive...
Service Manual - Page 9
Network DTMF Audio
Cell Broadcast Phone Book
Automatic Network Selection Manual Network Selection Network Service Status DTMF Signaling DTMF Enable & Disable Key Tone Volume Ring Tone Volume Ring Tone Pattern Ring Type Silent Earpiece Volume Mute Read Cell Broadcast Cell Broadcast Categories Cell Broadcast Message Language Entry Field Numeric Store and Recall Alphabetic Store Alphabetic Recall ...
Service Manual - Page 12
2. Handset
Restore Factory Setting
O
Read Software Version
O
Battery Charging Mode
O
Security
Emergency Call
O
Handset Lock
O
Security Code
O Delete all
SIM Lock
O
Key guard
O
Real Time Clock 12/24 hour
O
Calendar
O Automatic Leap Year Adjustment
Time Zone
O
Daylight saving
X
Alarm Manager
O Once, Daily, Mon~Fri, Mon~...
Service Manual - Page 19
... personalization checks with a special driver for the complete mobile phone application. The TEAKLite ROM can be loaded. The integrated PMU is supported with IMEI and
SIM-lock protection
- 20 - The charger control supports hardware controlled pre-charging and software controlled charging. TECHNICAL BRIEF
3.1.12 C166 Debug Concept
The debugging of the Flash code is based on a public...
Service Manual - Page 21
... (SKY77318)
Figure. 3-2 SKY77318 FUNCTIONAL BLOCK DIAGRAM The SKY77318 Power Amplifier Module (PAM) is encapsulated with an internal current-sense resistor. The PAM also supports Class 12 General Packet Radio Service (GPRS) multi-slot operation. The assembly is designed in a low profile (1.2 mm), compact form factor for 50 Ω input and output impedances...
Service Manual - Page 29
... basic modes for 4.2V lithiumion/polymer battery cells. constant current/fast charge; The AAT3681A precisely regulates battery charge voltage and current for the battery charge cycle: pre-conditioning/trickle charge; 3. constant voltage; It is a high performance battery charger designed to charge single Cell lithiumion/polymer batteries with just one external component required For...
Service Manual - Page 40
... baseband processing) and
headset driver
1.8/2.85
30
Used of the SIM card supply
2.6/2.8/3.0/3.2
300
Used for the loudspeaker and earpiece driver
2.5
100
Used for the RF RX part
1.5
120
Used for most of battery exchange or re-insertion. • Complete start-up sequence management. • System turn-on, system turn-off for the RF TX/TX part
Figure 3-14-2 EGold Voice...
Service Manual - Page 56
R302/C310/ C311/C312
YES
Check soldering
NG
status of J300 and
Other component
OK
Resolder J300 or other component
NG
J300.PIN1 = 2.85V
Check J300.PIN1
Change board
OK
Re-download SW
Check Operation OK
Change board
- 57 - Our phone
supports only 3V SIM card. 4.
TROUBLE SHOOTING
Checking Flow
START
Does the SIM cards supports 3V ? NO Change the SIM Card.
Service Manual - Page 69
TROUBLE SHOOTING
Checking Flow
Make a call
R300.VMIC=2.5V
Check voltage level
NO
of R300
YES
Replace PCB
Check component
NG
Re-solder or
status around MIC
replace the Component
OK
NG Check status of MIC
Re-solder or replace Microphone
OK
Check the voltage Level
NG
of MIC_P
MIC_P= about 1.2~1.5V DC
with a few tens mV
OK
Replace PCB
Change Microphone
- 70 - 4.
Service Manual - Page 94
BB TEST 2. Factory Reset
6. ENGINEERING MODE
9.1 About Engineering Mode
Engineering mode is 2945#*#. Call Timer
5. Model Version
3. ENGINEERING MODE
9. Pressing ...and test the basic functions provided by a handset.
9.2 Access Codes
The key sequence for switching the engineering mode on is designed to allow a service man/engineer to the original test menu.
9.4 Engineering Mode Menu...
Service Manual - Page 98
... Cell RxQf : Full RX qual of Serving Cell RxQs : Sub RX qual of Serving Cell DSC : Downlink Signal Counter RLL : Radio Link Loss Counter Chtyp : Channel type of Serving Cell Chmod : Channel Mode of Serving Cell DTX : Discontinuous Transmission mode of Serving Cell MCC : Mobile Country Code of Serving Cell MNC : Mobile Country Code of Serving Cell LAC : Location Area Code of Serving Cell CID : Cell...
Service Manual - Page 99
... MCC : Mobile Country Code of Neighbour Cell MNC : Mobile Network Code of Neighbour Cell LAC : Location Area Code of Neighbour Cell CID : Cell ID of Neighbour Cell BSIC : Base Tranceiver Station Identity Code of Neighbour Cell 9.4.3.3 Reset Information This menu displays the information of Neighbour Cell, This value will be used to decide cell reselection. C2 : C2 Value of reset point in...
Service Manual - Page 123
... ,43x34x46 , ,ALLTEL SILVER ,Innerpack ,Europe Label
BATTERY PACK,LI-ION
SBPL0088203
3.7 V,750 mAh,1 CELL,PRISMATIC ,GB3 BATT(CMW standard batt), Europe, Pb-Free ,; ,3.7 ,750 ,0.2C ,PRISMATIC ,43x34x46 , ,ALLTEL SILVER ,Innerpack ,Europe Label
; ,10mW ,16 OHM ,105dB ,10KHZ ,450HZ ,[empty]
3
SGEY00 EAR PHONE/EAR MIKE SET SGEY0003209 ,BLACK,EARPHONE HOUSING:SILVER ,18P MMI
CONNECTOR ,MONO18P...
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