SCHEMATIC DIAGRAM TK-7160/7162477654321ADACABAAZX54-352 1/1R810kR2510kR10330R193.9kQ4KRC102SQ3KRA225SIC1LC75893M123456789101112131415161718192021 KS422 KI123 KI224 KI325 KI426 KI527 TEST28 VDD29 VDD130 VDD231 VSS32 oSC33 Do34 CE35 CL36 DIC10.01uR200R271kR31kC221000pR2939R2410kR610kR210D20MC2850R11330R710kR210C20100pC231000pR261kL1R1100C21680pR2839R1739CN1 E40-6005-05123456789101112131415161718D21MC2850R51kR968kR1839C19100pR41kDC SWSCMDNUPKS3COM2KS2SEG3HOOKSEG1HOOKSEG2PTTLCD CONTROLLERDC CONTROLLERKI3MICKEYBACKLIT SWC>GNDMEBLSEG4BUSYKI1VOLCH8CAPTTSBSURGEABSORPTIONGNDMICPOWERCOM1NCLCDDORED LEDBUSYCLKI2METXDIDISPLAY UNIT (X54-3522-70)5CCHCMSEG0UPMBLTXSBVOLCECOM0GREEN LEDDNKS4C121000pC141000pC111000pC131000pC180.1uC171uC240.01uC251000pJ1 E08-0877-05C61000pC71000pC100.01uC91000pC27100pC161uC15470p2SC3928AQ8DC SW2SC3928AQ7DC SWR2382R22180D22B30-2151-05TX/RX LEDCP1R90-0724-05D6B30-2282-05D2B30-2282-05D4B30-2282-05D1B30-2282-05D3B30-2282-05D5B30-2282-05KEY BACKLITD1-62SB1132(Q,R)Q2LCD BACKLIT SWLCD BACKLITD8-12D10B30-2281-05D7B30-2281-05D8B30-2281-05D11B30-2281-05D12B30-2281-05D9B30-2281-05P1/S1P2/S2P3/S3P4/S4S5S6S7S8S9S10S11S12S13S14CoM1CoM2CoM3KS1/S15KS2/S16KS3T:1.71V7.84V0.64VT:3.71VBUSY:3.71V0.64VT:3.74V5.01V3.92VNote : The components marked with a dot (•) are parts of layer 1.