LG LX-D2640, Service Manual

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- 2-9 -
Pin NO. Symbol Description (V) Remarks
51 VDD VDD3 DC +5V 4.8
52 V18 FL19 FLT Plate voltage control signal output PORT. -24
53 V19 FL20 FLT Plate voltage control signal output PORT. -16.7
54 V20 FL21 FLT Plate voltage control signal output PORT. -14
55 V21 FL22 FLT signal output PORT./ D5640/2640 -22
56 V22 FL23 FLT signal output PORT./ DTS -17
57 V23 FL24 FLT signal output PORT./ P-SAVE -14
58 V24 FL25 FLT signal output PORT./ DECK A-STOP -19
59 V25 FL26 FLT signal output PORT./ AREA-1 -27
60 V26 FL27 FLT signal output PORT./ AREA-2 -24
61 V27 FL28 FLT signal output PORT./ AREA-3 -21
62 V28 FL29 FLT signal output PORT./ FM STEP 100K/50K -14.5
63 V29 FLT signal output PORT./ AM STEP 9K/10K -27
64 V30 FLT signal output PORT./ RDS -27
65 V31 FLT signal output PORT./ COLON -27
66 V32 OPTION OPTIO DATA INPUT PORT. 2.3
67 V33 NC - 0
68 V34 NC - 0
69 V35 NC - 0
70 V36 NC - 0
71 V37 NC - 0
72 V38 NC - 0
73 V39 NC - 0
74 V40 EXP1-DO EXPENDER IC DATA SIGNAL SUPPLY PORT. 0
75 V46 EXP1-CLK EXPENDER IC CLK SIGNAL SUPPLY PORT. 0
76 V45 EXP2-CLK EXPENDER IC CLK signal supply PORT. 0
77 V44 EXP2-DO EXPENDER IC DATA signal supply PORT. 0
78 V43 MIC_SENS MIC_SENS signal input PORT. 0
79 V42 LED-CTL LED CONTROL. PORT 4.7
80 V41 BEAT-CUT TUNER BEAT CUT circuit Control PORT. 0
81 V47 MOTOR DECK Motor Power Control 0.14
82 V48 SOL MD Solenoid Control 0.14
83 V49 NC - 0
84 V50 NC - 0
85 V51 NC - 0
86 V52 NC - 0
87 VKK VKK VKK -27V INPUT PORT -27
88 VDD VDD1 DC +5V 4.8
89 XIN CF1 MAIN Crystal(12.5 MHz) OSCILATES signal input PORT. 0
90 VSS VSS1 GND -1.7
91 XOUT CF2 MAIN Crystal(12.5 MHz) OSCILATES signal output PORT. -1.6
92 RESET RESET MICOM Reset PORT 4.8
93 XTIN XT1 TIME Crystal(32.768 KHz) OSCILATESsignal input PORT. 2.3
94 XTOUT XT2 TIME Crystal(32.768 KHz) OSCILATESsignal output PORT. 2.5
95 TEST NC - 0
96 P20 PLL-CE TUNER PLL IC ø° CE signal supply PORT. 0
97 P00 PLL-CLK TUNER PLL IC ø° CLK signal supply PORT. 0
98 P01 PLL-DI TUNER PLL IC DATA INPUT PORT. 3
99 P02 PLL-DO TUNER PLL IC ø° DATA signal supply PORT. 0
100 P03 RDS-DATA RDS DATA signal input PORT. 0.5