TK-816018Display Unit (X54-3510-10)Ref. No. Parts name DescriptionIC1 IC LCD controllerQ1 Transistor Dimmer function switchQ2 Transistor LCD backlit switchQ3 Transistor KEY backlit switchQ4 Transistor DC switchQ7,8 Transistor DC switchD1~6 Diode Key backlitD7~18 Diode LCD backlitD20 Diode Surge absorptionD21 Diode DC controllerD22 Diode TX/RX LEDTX-RX Unit (X57-7090-10)Ref. No. Parts name DescriptionIC41 IC Voltage Regulator / 8VIC42,43 IC Voltage Regulator / 5VIC44 IC Voltage detector / ResetIC45 IC Voltage detector / IntIC81 IC EEPROMIC101 IC MicroprocessorIC201 IC Digital potentiometerIC211 IC MIC amplifierIC213 IC Quad analog switchIC214,215 IC Dual ground sense op-amplifierIC241 IC Audio processorIC281 IC Audio amplifierIC321 IC FM IF systemIC401 IC PLL systemIC651 IC Comparator (APC)Q41 FET DC switch (SB)Q42 Transistor DC switch (SB)Q43,44 Transistor DC switch (8R)Q45,46 Transistor DC switch (8T)Q81 Transistor Over voltage detectionQ82,83 Transistor Beat shiftQ84 Transistor IgnitionQ201 Transistor TX AF (DETO)Q211 Transistor AGC/MIC muteQ212 FET Emergency MICQ213 FET MIC muteQ241 Transistor W/N switch / TXRef. No. Parts name DescriptionQ281 Digital transistor AF muteQ282 Transistor AF muteQ301 Transistor SQL amplifierQ341 Transistor Buffer amplifierQ351 Transistor IF amplifierQ352 FET MixerQ353 FET RF amplifierQ406 FET TX VCOQ421,422 Transistor Charge pumpQ431 Transistor RF amplifierQ441 FET RX VCOQ442 FET T/R switchQ443 Transistor T/R switchQ445 Transistor Lipple filterQ446 Transistor Buffer amplifierQ447 Transistor RF amplifierQ500,501 Transistor RF amplifierQ502 FET Pre drive amplifierQ503 FET Drive amplifierQ504 FET Final amplifierD1~11 Diode Surge absorptionD41 Diode Reverse connection protectionD42 Poly SW Current protectionD81,82 Diode Over voltage detectionD211 Diode AGCD212 Diode OR gateD301 Diode RectificationD331,332 Diode IF switch (Wide/Narrow)D351~355 Varicap RF BPF tuningD401 Diode Lipple filterD421 Diode Voltage droppedD441,442 Varicap RX VCOD443,444 Varicap TX VCOD445 Diode ModulationD446 Diode Ripple filterD447,448 Diode RF switch (TX/RX)D502 Diode Temperature compensationD503 Diode Voltage protectionD601,602 Diode ANT switchD604,605 Diode ANT switchD606~609 Diode APC voltage detectD651 Diode Temperature compensationCOMPONENTS DESCRIPTION