4. Troubleshooting
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LED_COM
VBATBB
VBATBB
PWRKEY
P4
KCOL2
P1
KCOL3
P1
KCOL1
P1
KCOL0
P1
KROW0
P1
KROW3
P1
KROW1
P1
KROW2
P1
KROW5
P1
KROW4
P1
LED_COM
P4
KCOL0
P1
KCOL1
P1
KCOL2
P1
KCOL3
P1
KROW2
P1
KROW3
P1
KROW4
P1
KROW5
P1
KROW0
P1
KROW1
P1
PWRKEY
P4
KEYPAD Connector
Components close to connector
D307
PESD5V0L5UY
SC88
D307
PESD5V0L5UY
SC88
6
4
5
3
2
1
D306
PESD5V0L5UY
SC88
D306
PESD5V0L5UY
SC88
6
4
5
3
2
1
D308
PESD5V0L5UY
SC88
D308
PESD5V0L5UY
SC88
6
4
5
3
2
1
J300
FH26-29S-0.3SHW(05)
FH26-29S-0.3SHW
J300
FH26-29S-0.3SHW(05)
FH26-29S-0.3SHW
GND2
31
GND1
30
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
Содержание KG300
Страница 3: ... 4 ...
Страница 11: ...2 Software Download Procedure 12 Select default folder Press Install ...
Страница 12: ...2 Software Download Procedure 13 Press Finish Enable Leo Download tool ...
Страница 19: ...3 Assembly and Disassembly 20 v Take off the Main Board from B Cover Receiver Keypad ...
Страница 53: ...4 Troubleshooting 54 7312 RF Placement PX Path TX Path ...
Страница 57: ...4 Troubleshooting 58 RF transceiver U602 ...
Страница 61: ...4 Troubleshooting 62 U602 U601 J601 ...
Страница 62: ...5 Circuit Diagrams 63 SYSTEM BLOCK DIAGRAM 5 CIRCUIT DIAGRAMS ...
Страница 67: ... 68 ...
Страница 76: ... 77 6 PCB LAYOUT ...
Страница 77: ... 78 6 PCB LAYOUT ...
Страница 79: ... 80 ...
Страница 84: ...Note ...
Страница 85: ...Note ...