3. TECHNICAL BRIEF
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3.16 BLUETOOTH
1) U204(BH28FB1WHFV) : Provide power for bluetooth block
2) U205(TC7SH08FS) : PCM Sync Clock rate converter for bluetooth clock(8kHZ)
3) U206(MAX4717EBC_T) : Analog switch for bluetooth block
4) M201(LBMA-2C67B2) : Bluetooth module
BLUETOOTH
2V8_VBT
0.1u
C232
R239
10K
R234
47
2.2u
C231
15p
C222
VOUT
4
BH28FB1WHFV
U204
6
BGND
2
GND
NC
5
STBY
1
3
VIN
C3
COM1
A3
COM2
B1
GND
C2
IN1
A2
IN2
C1
NC1
A1
NC2
C4
NO1
A4
NO2
B4
V+
U206
MAX4717EBC-T
R229
0
47
R236
47
R235
FEED
NC1
NC2
ANT201
L515
NA
22nH
L511
NA
C229
2.2u
C225
47
R238
C226
15p
C223
2.2u
47
R230
16
RESETB
SPI_CLK
13
14
SPI_CSB
SPI_MISO
15
12
SPI_MOSI
26
UART_CTS
UART_RTS
23
24
UART_RX
UART_TX
27
22
VDD_1_8V
VDD_DIG
21
VDD_VREGIN
3
ANT
5
4
GND1
6
GND2
GND3
11
GND4
25
28
NC
20
PCM_CLK
PCM_IN
19
PCM_OUT
17
18
PCM_SYNC
PIO0
1
2
PIO1
PIO2
7
8
PIO3
PIO4
9
10
PIO5
2V8_VBT
LBMA-2C67B3
M201
R218
33p
330
R221
47
R231
C224
0.1u
2V8_VBT
2.2u
4
5
VCC
C230
U205
TC7SH08FS
2
GND
1
3
2V8_VMEM
VBAT
0.1u
C228
PCM_TX
USC_1
USC_2
PCM_SYNC8
PCM_TX
USC0
PCM_EN
USC1
USC2
PCM_SYNC8
BT_EN
DEBUG_TX
DEBUG_RX
USC3
PCM_TX
PCM_RX
_BT_RST
PCM_RX
Содержание C3380
Страница 1: ...Service Manual Model C3380 Date November 2005 Issue 1 0 Service Manual C3380 ...
Страница 3: ... 4 ...
Страница 83: ...4 TROUBLE SHOOTING 84 4 11 KEY backlight Trouble Test Points Figure 4 22 ...
Страница 98: ...4 TROUBLE SHOOTING 99 Yes No Yes No Replace M201 Establish a call Replace U101 Software Re_download ...
Страница 109: ...Note 110 ...
Страница 116: ... 117 8 PCB LAYOUT ...
Страница 117: ... 118 8 PCB LAYOUT ...
Страница 125: ...10 STAND ALONE TEST 126 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Страница 129: ... 130 ...
Страница 131: ... 132 ...