JVC UX-J50 - Page 36

UX-J50
1-36 (No.22032)
4.11 MN101C57DFB (IC931) : System micon
• Pin Layout
• Pin function
1 ~ 25
75 ~ 51
50 ~ 26
76 ~ 100
Pin No. Symbol I/O Function
1~3 VLC1~VLC3 - LCD BIAS VOLTAGE
4,5 NC - -
6 MLD O CD command ready signal
7 MDATA O CD data
8 MCLK O CD data clock
9 _XRST O CD reset
10 STAT I CD status input port
11 VSS - GROUND
12 OSC1 - MAIN OSC
13 OSC2 - MAIN OSC
14 MMOD - GROUND(10k ohm pull down)
15 XI - SUB OSC(Not use, connect to Vss)
16 XO - SUB OSC(Not use, open)
17 VDD - 5V
18 NRST - RESET
19 VDD - 5V
20 SDATA I/O Serial Data(Vol & Tape IC/Tuner)
21 _MPX I FM Stereo Detection ('L'=STEREO)
22 SCK O Serial Clock(Vol IC/Tape IC)
23 PERIOD O Tuner PLL Strobe(TUST/CE)
24 QRIN I Q-code/RDS data input(SUBQ/RDDA)
25 SQCK O Q-code serial clock
26 VOLCE O Volume Chip Enable
27 _AHB O Active Hyper Bass('L'=ON)
28 _SPKMUTE O Speaker mute
29 F_TU O Tuner Function ('H'=TUNER)
30 F_CD O CD Function ('H'=CD)
31 _SURR O SURROUND IC
32 SMUTE O System mute
33 RDSCK I RDS clock
34 BLKCK I Block clock input port
35 FLAG I Error Correction Count
36 _PROTR I Protector
37 _REM I Remote control input
38 BUP I Back up power detect('H'=BACKUP)
39 VDD - 5V
40 VREF+ - 5V