LG LX-D2640 Service Manual page 16

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