3. TECHNICAL BRIEF
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3.11.3 HKADC(House Keeping ADC)
The MSM6275 device has an on-chip 8-bit analog-to-digital converter (HKADC) which is tended to
digitize DC signals corresponding to analog parameters such as battery voltage, temperature, and RF
power levels. The MSM6275 device has six analog input pins which are multiplexed to the input of the
internal HKADC.
Figure. MSM6275 HKADC Block diagram
Table. HKADC channel table
ADC Ch#
Signal Name
Note
HKADC0
AMUX_OUT
RF PAM Temperature Check
HKADC1
VBATT_SENSE
Battery voltage level
HKADC2
HDET1
RF PAM Power Level Detector
HKADC3
TTY_ADC_DET
Ear jack Detection for TTY
HKADC4
PCB_Rev_ADC
PCB Version Check
HKADC5
CHARGER_THERM
Battery Temperature Check
Содержание CU500 - Cell Phone
Страница 1: ...Date June 2006 Issue 1 0 Service Manual Model CU500_TU500 Service Manual CU500_TU500 ...
Страница 3: ... 4 ...
Страница 41: ...3 TECHNICAL BRIEF 42 Figure PM6650 Functional Block Diagram ...
Страница 68: ...4 TROUBLE SHOOTING 69 4 1 RF Component Bottom Side 4 TROUBLE SHOOTING ...
Страница 69: ...4 TROUBLE SHOOTING 70 ...
Страница 73: ...4 TROUBLE SHOOTING 74 Check R400 of PMIC U400 Check R223 of MSM U200 ...
Страница 77: ...4 TROUBLE SHOOTING 78 For testing Max power of UMTS 1900MHz is needed ...
Страница 85: ...4 TROUBLE SHOOTING 86 ...
Страница 87: ...4 TROUBLE SHOOTING 88 ...
Страница 91: ...4 TROUBLE SHOOTING 92 ...
Страница 93: ...4 TROUBLE SHOOTING 94 D701 VREG_MSMC VREG_MSME VREG_MSMA VREG_MSMP VREG_TCXO C1133 48Mhz X400 32 768Mhz ...
Страница 95: ...4 TROUBLE SHOOTING 96 R300 Q401 Q400 ...
Страница 98: ...4 TROUBLE SHOOTING 99 Q501 X 200 U505 ...
Страница 105: ...4 TROUBLE SHOOTING 106 CN602 CN1 ...
Страница 107: ...4 TROUBLE SHOOTING 108 C102 C104 R200 R201 ...
Страница 109: ...4 TROUBLE SHOOTING 110 CN602 SPK_LP L N SPK_RP RN AMP block ...
Страница 111: ...4 TROUBLE SHOOTING 112 MIC U303 ...
Страница 113: ...4 TROUBLE SHOOTING 114 Mic input 5 4 2 1 3 6 Headset detect port ...
Страница 129: ...5 DOWNLOAD 130 3 NV Restore error When you meet the NV Restore error ...
Страница 130: ...5 DOWNLOAD 131 Connect to the phone Click on Cancel ...
Страница 135: ...Table 6 1 1 RF Block Component 6 BLOCK DIAGRAM 136 ...
Страница 138: ...6 BLOCK DIAGRAM 139 Top Side ...
Страница 139: ...6 BLOCK DIAGRAM 140 Bottom Side ...
Страница 147: ... 148 8 pcb layout ...
Страница 148: ... 149 8 pcb layout ...
Страница 149: ... 150 8 pcb layout ...
Страница 150: ... 151 8 pcb layout ...
Страница 151: ... 152 ...
Страница 157: ...9 CALIBRATION 158 9 3 HOT KIMCHI Example Choose Exe_Cu500Ag_100 ...
Страница 158: ...9 CALIBRATION 159 Click APPLY button Click START button ...
Страница 161: ... 162 ...
Страница 185: ...Note ...
Страница 186: ...Note ...