Sharp HT-DV40H, Service Manual

Page: 133 / 160

HT-DV40H
8 – 48
IC701 RH-IXA161AW00 : System Microcomputer ( IXA161AW ) ( 5/5 )
Pin
No.
NAME
Input/ Output FORM FUNCTION OUTLINE
PORT_TYPE
76 CCB DI
Output
CMOS INPUT /
OUTPUT
TUNER/Audio/Karaoke communication
DATA sig out
P144/So20/TxD2
77 RDS DATA
Input
CMOS INPUT /
OUTPUT
RDS DATA IN (MASTER MODE)
P143/Si20/RxD2/SDA20
78 RDS CLK
Input
CMOS INPUT /
OUTPUT
RDS CLK IN (MASTER MODE)
P142/SCK20/SCL20
79 CCB CLK
Output
CMOS INPUT /
OUTPUT
TUNER/Audio/Karaoke communication
CLK sig out
P141/PCLBUZ1/INTP7
80 Mic IN
Input
CMOS INPUT /
OUTPUT
Mic In Detect
Insert = L
P140/PCBUZ0/INTP6
81 AMP PROTECT
Input
CMOS INPUT /
OUTPUT
Power IC abnormal detect
Abnormal = L
P120/INTP0/EXLVi
82 RX IN
Input
CMOS INPUT /
OUTPUT
SHARP 15bit remocon receive
P47/INTP2
83 P-IN
Input
CMOS INPUT /
OUTPUT
Power Fail detect
P46/INTP1/Ti05/To05
84 FL DO
Output
CMOS INPUT /
OUTPUT
FL Driver communication Data out
P45/SO01
85 FAN LOCK
Input
CMOS INPUT /
OUTPUT
FAN LOCK DETECTION
Pulse input: Normal, No pulse input: Error
P44/Si01
86 FL CLK
Output
CMOS INPUT /
OUTPUT
FL Driver communication CLK out
P43/SCK01
87 FL CS
Output
CMOS INPUT /
OUTPUT
FL Driver communication CS out
P42/Ti04/To04
88 FL RESET
Output
CMOS INPUT /
OUTPUT
FL Driver RESET out
P41/TOOL1
89 TOOL0
Input
CMOS INPUT /
OUTPUT
For micom reflash
P40/TOOL0
90 RESET
Input CMOS INPUT
RESET
91 SUB CLK
Input CMOS INPUT 32.768KHz X'tal
P124/XT2
92 SUB CLK
Input CMOS INPUT 32.768KHz X'tal
P123/XT1
93 FLASH MODE
Input CMOS INPUT For micom reflash
FLMD0
94 PULL DOWN REG
Input CMOS INPUT PULL DOWN REG
P122/X2/EXCLK
95 NC
Input CMOS INPUT PULL DOWN REG
P121/X1
96 REGC
Output OPEN (Connect Cap)
REGC
97 GND
Output
Vss
98 GND
Output
Evss 0
99 +3.3V
Output
Vdd
100 +3.3V
Output
+3.3V