4. TROUBLE SHOOTING
- 87 -
3.Checking RF Chipset Control Signal
Check SCLK,SENB,SDI
Refer to Graph
Similar?
No
Yes
Redownload
Phone S/W
Control Signal OK.
See next page check.
SCLK
SENB
SDI
U401
R417
820
820
R416
R415
820
R418
390p
C418
27p
C421
390p
C425
27p
C422
8
XOUT
X
X
9
_PDN
_RESET
10
_SEN
2
15
RFOL
1
SCLK
SDIO
3
12
VDD1
VDD2
13
V
V
VIO
11
6
BIN
7
BIP
4
BQN
5
BQP
14
GND
P
U401
SI4210D
R413
220
220
R414
220
R412
C420
27p
SENB
RXQN
RXIP
RXIN
TXQP
TXIN
TXQN
SCLK
SDI
RXQP
Summary of Contents for KG330
Page 3: ... 4 ...
Page 10: ...3 Technical Brief 11 BaseBand Components Speaker Vibrator Speaker ...
Page 14: ...3 Technical Brief 15 3 3 Analog Main Processor ABB Block diagram of the TWL3016 ...
Page 38: ...4 TROUBLE SHOOTING 39 Speaker Trouble 2 Test Point U209 Speaker Soldering Check C536 C535 ...
Page 75: ...4 TROUBLE SHOOTING 76 2 Checking VCTCXO Circuit ...
Page 77: ...4 TROUBLE SHOOTING 78 3 Checking RF Chipset Control Signal ...
Page 85: ...4 TROUBLE SHOOTING 86 2 Checking VCTCXO Circuit ...
Page 87: ...4 TROUBLE SHOOTING 88 3 Checking RF Chipset Control Signal ...
Page 98: ...5 Downloading Software 99 The Procedure of Downloading Software 4 4 Press Start Button MG210 ...
Page 103: ... 104 ...
Page 115: ... 116 8 PCB Layout Main PCB layout TOP ...
Page 116: ... 117 8 PCB Layout Main PCB layout Bottom ...
Page 117: ... 118 8 PCB Layout Camera Sub PCB ...
Page 118: ... 119 8 PCB Layout Camera Sub PCB ...
Page 119: ... 120 ...
Page 122: ...9 Calibration 123 4 Click on CALIBRATION START button KG330 338 KG330 338 ...
Page 124: ...9 Calibration 125 2 Standalone Test Setup Oscilloscope ...
Page 126: ...9 Calibration 127 3 TX Standalone Test Setup ...
Page 128: ...9 Calibration 129 4 RX Standalone Test Setup ...
Page 129: ... 130 ...
Page 131: ... 132 ...
Page 154: ...Note ...
Page 155: ...Note ...