Sharp DV-550U Service Manual page 44

DV-550U
Pin No. Pin No. Pin name Pin name
Power terminal · other
1, 13, 23
40, 41
53, 68
80, 81
GND
93, 108
120, 121
125, 131
145, 160
8, 18, 28
33, 48
58, 63
73, 86
VDD
98, 103
113, 133
140,
150, 155
83 TESTMODE
127 SCNENBL
130 PWRDN#
134 PLLGND
138 PLLVDD
139 ICEMODE
Power terminal · other list
Type Type Direction Direction
Ground terminal
+ 3.3V power input terminal
I I Test terminal. Pull it down to GND.
I I Test terminal. Pull it up to VDD.
Power-down terminal. When it is [low], current consumption becomes
minimum with all functions of the device stopped. (Power-down mode) To
I I
return it to normal state, set the terminal at [high]. Then, reset the device
with RESET# terminal.
Ground terminal for internal PLL.
Internal PLL + 3.3V power input terminal.
I I Test terminal. Pull it down to GND.
Function
12-17