3. TECHNICAL BRIEF
- 70 -
SELECT_SPK&RCV
rev.1.3
rev.1.3
rev.1.0
rev.1.0
rev.H
Audio AMP
30K
R316
C319
0.1u
0.01u
C312
R319
15p
51
R307
TPA2005D1DRBR
U302
GND
7
3
IN+
IN-
4
NC
2
PGND
9
6
VDD
VO+
5
VO-
8
1
_SHDN
R309
100K
1A
9
1
1B0
2
1B1
8
1S
6
2A
2B0
3
2B1
4
7
2S
5
GND
VCC
10
FSA2267L10X
U301
30K
R312
FB301
0.1u
C318
R317
100K
R318
C320
1u
15p
FB300
R313
51
+VPWR
RCV_EN
RCV-
LINE_ON
LINE_OP
SPK_AMP_EN
RCV+
SPK_RCV-
+VPWR
rev.1.0
MMI CONNECTOR
9
19
2
3
4
5
6
7
8
CN500
1
10
11
C504
33u
C500
33u
C501
R501
51
R502
51
VBATT
REMOTE_PWR_ON
HPH_L
HPH_R
USB+_RINT
USB-_RADC
EAR_SENSE_N
EAR_MIC2P
Figure . Audio part schematics
Содержание U970
Страница 1: ...Date April 2007 Issue 1 0 Service Manual Model U970 KU970 Service Manual U970 KU970 ...
Страница 3: ... 4 ...
Страница 20: ...3 TECHNICAL BRIEF 21 Fig 1 2 RTR6275 RX feature ...
Страница 23: ...3 TECHNICAL BRIEF 24 Figure 1 4 RTR6275 IC functional block diagram WCDMA_2100_TX WCDMA_2100_RX ...
Страница 28: ...3 TECHNICAL BRIEF 29 Figure1 7 PM6650 Block Diagram ...
Страница 41: ...3 TECHNICAL BRIEF 42 Table 1 1 Summary of MSM6280 device features ...
Страница 45: ...3 TECHNICAL BRIEF 46 Figure 1 1 PM6650 Functional Block Diagram ...
Страница 76: ...4 TROUBLE SHOOTING 77 4 1 RF CRF Component TOP SIDE BOTTOM SIDE 4 TROUBLE SHOOTING ...
Страница 81: ...4 TROUBLE SHOOTING 82 Check C412 of PMIC U400 Check R214 of MSM U200 ...
Страница 83: ...4 TROUBLE SHOOTING 84 Logic Table of the FEM ...
Страница 89: ...4 TROUBLE SHOOTING 90 4 7 Checking GSM Block ...
Страница 91: ...4 7 3 Checking RF Tx level 4 TROUBLE SHOOTING 92 ...
Страница 94: ...4 TROUBLE SHOOTING 95 ...
Страница 100: ...4 TROUBLE SHOOTING 101 R403 Q402 Q401 Q400 Charging part Main PCB Front ...
Страница 103: ...4 TROUBLE SHOOTING 104 Q400 X 200 USB part 1 Main PCB Front U503 USB part 2 Main PCB Rear ...
Страница 112: ...4 TROUBLE SHOOTING 113 CN601 CN701 CN700 ...
Страница 115: ...4 TROUBLE SHOOTING 116 C500 C501 R501 R502 ...
Страница 117: ...4 TROUBLE SHOOTING 118 SPK Audio Amplifier Analog Switch ...
Страница 119: ...4 TROUBLE SHOOTING 120 MIC800 R507 C520 ...
Страница 121: ...4 TROUBLE SHOOTING 122 R303 Ear_Sense_N C210 MIC Input ...
Страница 141: ...5 DOWNLOAD 142 ...
Страница 147: ...5 DOWNLOAD 148 Read IMEI BT address from UE 2 Step 4 Check IMEI and Bluetooth address ...
Страница 158: ...6 BLOCK DIAGRAM 159 Table 2 1 RF Block Component ...
Страница 163: ...6 BLOCK DIAGRAM 164 6 2 4 Placement Top Side ...
Страница 164: ...6 BLOCK DIAGRAM 165 Bottom Side ...
Страница 165: ... 166 ...
Страница 175: ... 176 8 PCB LAYOUT U970 KU970 ...
Страница 176: ... 177 8 PCB LAYOUT U970 KU970 ...
Страница 177: ... 178 8 PCB LAYOUT U970 KU970 ...
Страница 178: ... 179 8 PCB LAYOUT U970 KU970 ...
Страница 179: ... 180 8 PCB LAYOUT ...
Страница 180: ... 181 8 PCB LAYOUT ...
Страница 181: ... 182 ...
Страница 187: ... 188 ...
Страница 189: ... 190 ...
Страница 209: ...Note ...
Страница 210: ...Note ...