手机维修英汉小辞v.doc

手机维修英汉小辞典（V字头2：VC）-在线辞典VC Video Conferencing （1）通过光纤或卫星信道来传送信息，像的清晰度可达288x352,传输速率为384Kbps至45Mbps；（2）可移动电视会议系统。VC-CDC 语音取样偏压。VC-DCS 卫星信道传送1800MHz信号VC-EGSM 卫星信道传送扩展GSM信号。VCAMERA Voltage Camera 相机供电分压，常用于斯达康手机电路。VCAP- 升压电容负极VCAP+ 升压电容正极VCC 数字电路低损耗电压供电输出VCC 脉冲电源、脉冲供电。VCC Voltage at The Common Collector 电源电压，集电极电源。VCC CHP 内部鉴相器供电VCCCOMP RF 2.85V供相位补偿电路VCC COMP 2.85V供相位补偿电路VCC COMP 中频IC工作电源VCC CTRL VCC Control 中频 IC电源控制VCC IQ 内部解调器供电VCC LDO 低压差输出供电，多用于三星手机电路中。VCC MOD 内部解调器供电VCC PLL/LNA Vcc of Phase Lock Loop/Low Noise Amplifier 中频IC内部锁相环和低噪声放大器电源。VCC-CAM VCC Camera 相机供电VCC-CORE CPU供电VCC-CORE 核心供电VCC-CP RF2V8供电VCC-DEM 解调电路供电VCC-DIG VCC Digital 数字供电VCC-F VCC Frequency 供电频率，常用于摩托罗拉手机电路。VCC-INA RF2.8V供电VCC-IO VCC Input Output 供电输入输出VCC- MEM VCC Memery 存储器供电VCC-MIX VCC Mixer 混频供电VCCMOD 调制器供电VCC-MODE供电模式VCC-OMIX 混频电路供电VCC-REF VCC Reference 基准参考电压，用于三星手机电路。VCC-RF-VCO VCC Radio Frequency Voltage Controlled Oscillator 射频本振供电输出VCC-RFCHIP VCC Radio Frequency Chip 射频芯片供电VCC-RX-I 供电接收I基带信号，用于三星手机电路。VCC-RX-TX 接收发射供电VCC-SRAM 静态随机存储器供电VCC-SYN 频率合成电路供电VCC-TR 射频电路收发供电VCC-TX-BURST 供电发射脉冲，用于三星手机电路。VCC-VCO 二本振输入VCC1 和电池正极相连VCC-1.8V VCC供电输出VCC2 接电池正极VCC2 射频供电VCC2RF-V2 2.75V供高放混频电路VCC3 与电池正极相连VCC4-5 射频供电VCCA(2.5V)供电输出VCCB 供电输出VCCBRIGHT 背景灯电源VCCCOMP VCC at Comparator 鉴相供电VCCCTRL RF 2.85V混频器供电VCCD 逻辑供电VCCIF VCC of Intermediate Frequency Voltage Control Oscillator 二本振供电电源VCCIF VCC Intermediate Frequency 2.85v供中频处理电路VCCIFLO VCC of Intermediate FrequencyLocal Oscillattor 中频本振电源电压VCCIFLO VCC of Intermediate Frequency Local Oscillattor 中频本振电路电源,RF2.85V.VCCIFSYN VCC of Intermediate FrequencySynthesizer 中频频率合成器供电VCCIQ IQ 调制解调器供电VCCIQ RF2.85V供基带电路VCCIQ 中频IC内部混频工作电源VCCMIX VCC Mixer 中频IC内部混频工作电源VCCMIX VCC Mixer 2.85V混频器供电VCCMIX VCC Mixer 混频器电源VCCN 地线供电VCCPLL Voltage at Common Collector Phase Lock Loop 锁相环电源VCCPLL/LNA RF 2.85V供锁相环及低噪声放大器电路VCCQ 正交支路供电VCCQ-F 供电Q信号频率,常用于摩托罗拉手机电路.VCCRFLO VCC at Radio Frequency Local Oscillator 射频本振电路供电VCCVCO VCC Voltage Controlled Oscillator 振荡控制器供电输出,常用于诺基亚手机电路.VCCVCXO VCXO供电（供主时钟）VCCXTAL 32KHz晶体与实时时钟电路连接端供电,常用于诺基亚手机电路.VCEO Voltage Collector Emitter Open 基极开路,集电极与发射极间反向击穿电压.VCH Voice Channel 语音信道VCHAR Voltage Charge 充电电压VCHARDET Charge Detection Threshold Level 充电检测门限电压VCHARGER Voltage Charge 充电电压检测VCHARIN Voltage Charge Input 充电电压输入端VCHAROUT Voltage Charge Output 充电电压输出端VCIN1 发射射频信号VCK 音频接收时钟VCLK Voice Clock 音频时钟信号VCNT Voltage Control 供电控制VCO Voltage Controlled Oscillator 电压振荡控制器、压控振荡器:该电路将控制信号的变化转化为频率的变化,是锁相环的核心部件.VCOBuffer Voltage Controlled Oscillator Buffer 压控振荡器缓冲器VCO Coarse TuningVoltage Controlled Oscillator Coarse Tuning 压控振荡器粗调谐VCO Feedback Voltage Controlled Oscillator Feedback 压控振荡器反馈VCO Fine TuningVoltage Controlled Oscillator Fine Tuning 压控振荡器精调谐VCO-HB-IN 电压振荡控制器DCS频段输入VCO-LB-IN 电压振荡控制器输入信号VCO-N 压控振荡器负端VCO-PS VCO电路供电启动控制端口VCO-SEL Voltage Controlled Oscillator Select VCO电路本振选择信号VCO-TKP二本振输入VCO-TNK TX基带信号VCO-P 压控振荡器正端VC03 射频供电VCOBBA音频电路电源VCOIN发射本振取样信号反馈回路,EGSM:880-915MHz, DCS:1710-1785MHzVCOIN本振取样信号反馈VCOTXVCO 发射频率取样信号输入VCOIN2 发射射频本振信号VCONTROL缓冲放大器增益控制信号(控制AGC放大系数)VCORECPU供电、CORE电源。VCORE-LINCORE电源VCOSENSEVoltage Controlled OscillatorSense 电压振荡控制器传感,常用于诺基亚手机电路.VCOTANK 振荡控制器回路,常用于诺基亚手机电路.VCOVCC Voltage Controlled Oscillator VCC电压振荡控制器供电VCP 环路电压放大器供电输入VCP voltage of comparator 鉴相器电源VCO/GND CP 环路电压放大器输入/锁相VCPO 一本振压控信号VCPRL-850/900 850/900M通道功率控制信号VCPU CPU供电VCR 音频接收时钟VCTCXO Voltage Controlled Temperature Compensated Crystal Oscillator电压控制温度补偿晶体振荡器VCTCXO &HAGAR 电压控制温度补偿晶体振荡器与直接转换射频专用电路.常用于诺基亚DCT3手机电路.VCTL Voltage Control 电压控制VCXO AFC控制信号输入VCXO VoltageControlled Crystal Oscillator 电压控制晶体振荡器偏压VCXO TCXO供电输入VCXO BiasVoltageControlled Crystal Oscillator Bias 电压控制晶体振荡器偏压,常用于诺基亚手机电路.VCXOSupply VoltageControlled Crystal Oscillator Supply 电压控制振荡器提供滤波,常用于诺基亚手机电路.VCXO Supply Filter VCXO电源滤波VCXOTEMP VoltageControlled Crystal Oscillator Temperature 温度补偿晶体供电VCXO-EN VoltageControlled Crystal Oscillator Enable 时钟供电使能VCXOCONT VoltageControlled Crystal OscillatorControl 基准振荡器频率控制、13MHz电路频率控制:VCXOCONT为诺基亚手机的专用术语.该信号电路故障会导致手机不能开机.VCXOEN VoltageControlled Crystal Oscillator Enable 电压控制晶体振荡器使能VCXOPWR VoltageContro