JVC XV-S300BK Service Manual page 36

XV-S300BK/XV-S332SL/XV-S402SL/XV-S403SG
4.12.4 Pin function (MN103S28EGA : 2/4)
Pin No. Symbol I/O
36 NRD I
37~44 CPUDT7~0 I/O
45 CLKOUT1 -
46 MMOD I
47 NRST I
48 MSTPOL I
49 SCLOCK -
50 SDATA -
51 OFTR I
52 BDO I
53~56 PWM1~4 -
57 VDD3 -
58 DRAMVDD18 -
59 DRAMVSS -
60 VSS -
61~64 PWM5~8 -
65 TBAL O
66 FBAL O
67 TRSDRV O
68 SPDRV O
69 FG I
70 TILTP -
71 TILT -
72 TILTN -
73 TX O
74 DTRD -
75 IDGT -
76 VDD18 -
77 VSS -
78 VDD3 -
79 OSCI1 I
80 OSCO1 O
81 VSS -
82 TSTSG O
83 VFOSHORT O
84 JLINE O
85 AVSSD -
86 ROUT -
87 LOUT -
88 AVDD -
89 VCOF I
90 TRCRS I
91 CMPIN -
92 LPFOUT -
93 LPFIN I
94 AVSS -
95 HPFOUT -
96 FPFIN I
97 CSLFLT I
98 RFDIF -
99 AVDDC -
100 PLFLT2 I
36
Read signal input from system controller
System control data
Non connect
Test mode switch signal
System reset
Master terminal polarity switch input
Non connect
Non connect
Off track signal input
Drop out signal input
Non connect
Power supply terminal for I/O (3.3V)
Power supply terminal for DRAM (1.8V)
Connect to ground for DRAM
Connect to ground
Non connect
Tracking balance adjustment output
Focus balance adjustment output
Traverse drive output
Spindle drive output
Motor FG input
Non connect
Non connect
Non connect
Digital output signal
Non connect
Non connect
Power supply terminal for I/O (1.8V)
Connect to ground
Power supply terminal for I/O (3.3V)
Oscillation input 16.9MHz
Oscillation output 16.9MHz
Connect to ground
Calibration signal
VFO short output
J-line setting output
Connect to ground for analog circuit
Non connect
Non connect
Power supply terminal for analog circuit (3.3V)
JFVCO control voltage
Input signal for track cross formation
Non connect
Non connect
Pull-up to VHALF
Connect to ground for analog circuit
Non connect
HPF input
Pull-up to VHALF
Non connect
Power supply terminal for analog circuit (3.3V)
Connect to capacitor 2 for PLL
Description