Sharp HT-CN300 Service Manual page 40

HT-CN300
IC601 RH-iX0011BGZZ: System Microcomputer (UPD780206) (2/2)
Pin No. Port Name
53 P121
54* P120
55 P117
56 P116
57 P115
58 P114
59 P113
60 P112
61 P111
62 P110
63* P107
64 P106
65* P105
66 P104
67 P103
68 P102
69 P101
70 P100
71-78 FIP28-FIP21
79 VLOAD
80-91 FIP20-FIP9
92-100 FIP8-FIP0
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Terminal Name Input/Output
DPL LED. Input
DVD DIG 2 Output
VIDEO OUT MUTE Output
OSD CS 1 Output
OSD CS 2 Output
NTSC/PAL Input
V SW 2 Output
V SW 1 Output
V REC MUTE Output
FUNC_DVD Output
FUNC_TUNER Output
NO USE Output
LMUTE Output
AC RLY Output
W SP RLY Output
S SP RLY Output
C/W SP RLY Output
F SP RLY Output
P20-P13 Output
VLOAD Output
P12-P1 Output
G9-G1 Output
DSP DPL LED input.
DVD DIG 2 : H.
Video out mute : H.
ODS 1 IC chip select.
ODS 2 IC chip select. (H only)
NTSC/PAL sw input.
Video select sw 2.
Video select sw 1.
Video REC mute.
Function DVD : H, other :L.
Function tuner : H, other : L.
GND.
Line out mute control.
AC RLY control.
Subwoofer rely control.
Surround speaker rely control.
Center speaker rely control.
Front speaker rely control.
FL Display segment driver.
FL driver (-) power supply. -30 V
FL Display segment driver.
FL Display segment driver.
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Function