3. TECHNICAL BRIEF
- 51 -
3.10.4 Key Pad
There are 26 buttons and 3 side keys in Figure. Shows the Keypad circuit. ‘END’ Key is connected
On_SW to PMIC(PM6650-2) and MSM(GPIO76).
Table Key Matrix Mapping Table
COL0
COL1
COL2
COL3
COL4
COL5
ROW0
HOT1 (VT)
HOT2 (H3G) HOT3 (MENU) CLR (Clear)
FUNC_1
Side key (camera)
ROW1
1
2
3
LEFT
UP
Side key (Down)
ROW2
4
5
6
OK
RIGHT
Side Key (Up)
ROW3
7
8
9
SEND
FUNC_2
ROW4
HOT4 (*)
0
HOT5(#)
DN
BACK
UP
RIGHT
HOT5
4
KEY
2
HOT4
MENU
OK
1
3
SEARCH
8
SND
9
LEFT
6
0
BACK
DN
5
CLR
7
6
5
UP
LEFT
HOT3
0
HOT4
8
9
7
4
3
MENU
BACK
SEARCH
SND
OK
RIGHT
10K
R608
RA600
2
4
6
8
1
3
5
7
10K
DN
CLR
HOT2
HOT1
HOT5
2
1
KEY_ROW(1)
KEY_ROW(2)
KEY_ROW(3)
KEY_ROW(4)
KEY_ROW(0)
VREG_MSMP_2.7V
KEY_COL(3)
KEY_COL(4)
KEY_COL(0)
KEY_COL(1)
KEY_COL(2)
Figure Keypad Circuit
100
R602
PRSB6.8C
D601
D608
PRSB6.8C
CN601
1
2
R605
200
SIDE_KEY_COL(5)
SIDE_KEY_COL(5)
KEY_COL(5)
KEY_ROW(0)
R603
200
PRSB6.8C
D605
200
R601
D604
PRSB6.8C
CN600
1
2
3
PRSB6.8C
D603
KEY_ROW(1)
SIDE_KEY_COL(5)
KEY_ROW(2)
Содержание U890
Страница 1: ...Date April 2006 Issue 1 0 Service Manual Model U890 U890c Service Manual U890 U890c ...
Страница 3: ... 4 ...
Страница 20: ...3 TECHNICAL BRIEF 21 ...
Страница 46: ...3 TECHNICAL BRIEF 47 Figure PM6650 2 Functional Block Diagram ...
Страница 70: ...4 TROUBLE SHOOTING 71 4 2 SIGNAL PATH ...
Страница 109: ...4 TROUBLE SHOOTING 110 CN600 50pin LCD connector CN901 C907 C911 FB901 FB902 ...
Страница 115: ...4 TROUBLE SHOOTING 116 C226 C227 for MIC serial capacitor ...
Страница 118: ...4 TROUBLE SHOOTING 119 Q400 Q401 Q402 VBATT GND ...
Страница 139: ...Table 2 1 1 RF Block Component 6 BLOCK DIAGRAM 140 ...
Страница 140: ...6 BLOCK DIAGRAM 141 6 2 Interface Diagram U890 Interface Diagram ...
Страница 142: ...6 BLOCK DIAGRAM 143 Top Side ...
Страница 143: ...6 BLOCK DIAGRAM 144 Bottom Side ...
Страница 152: ... 153 8 pcb layout ...
Страница 153: ... 154 8 pcb layout ...
Страница 154: ... 155 8 pcb layout ...
Страница 155: ... 156 8 pcb layout ...
Страница 156: ... 157 8 pcb layout ...
Страница 157: ... 158 8 pcb layout ...
Страница 163: ...9 CALIBRATION 164 9 3 HOT KIMCHI Example Choose_U890 ...
Страница 164: ...9 CALIBRATION 165 Click APPLY button Click START button ...
Страница 165: ...9 CALIBRATION 166 Click Run button to lunch RF AUTOTEST ...
Страница 167: ... 168 ...
Страница 191: ...Note ...
Страница 192: ...Note ...