Sharp HT-DV40H Service Manual page 129

IC701 RH-IXA161AW00 : SYSTEM MICRO COMPUTER ( IXA161AW00 ) ( 1/5 )
PIN CONFIGURATION
DIR_SCL/AD_SCL/E
1
P60 / SCL0
NH SCL
DIR_SDA/AD_SCA/E 2
P61 / SDA0
NH SDA
3 P62
VOL_LED
4
TIMER_LED P63
P31 / TI03 /
T REC/PLAY 5
T003 / INTP4
P64 / RD
T BIAS
6
7
T2 RUN PULSE P65 / WR0
8 P66 / WR1
T1 RUN PULSE
T MOTOR
9 P67 / ASTB
P77 / EX23 /
T SOL1 10
KR7 / INTP11
P76 / EX22 /
T SOL2 11
KR6 / INTP10
P75 / EX21 /
T1 / T2 12
KR5 / INTP9
P74 / EX20 /
POWER INDICATOR 13
KR4 / INTP8
P_STANDBY IND 14
P73 / EX19 / KR3
15
ILLUS LED
P72 / EX18 / KR2
16
AC RELAY
P71 / EX17 / KR1
17
SP RELAY P70 / EX16 / KR0
18
P06 / WAIT
FUNC_DIG
19 P05 / CLKOUT
32K CLOCK OUT
20
GND EVss1
TRAY IN 21 P80 / EX0
JOG VOL 2 22 P81 / EX1
23
JOG VOL 1 P82 / EX2
24
OSD_CONT P83 / EX3
S MUTE 25 P84 / EX4
P85 / EX5
-20dB ATT 26
AMP_MUTE 27 P86 / EX6
P87 / EX7
AMP ON / OFF
28
P30 / INTP3 /
29
POWER KEY
RTCH1Hz
30
+3.3V
EVdd1
Figure 8-9 BLOCK DIAGRAM OF IC
8 – 44
HT-DV40H
P140 / PCBUZ0
80 Mic IN
/ INTP6
P141 /
79 CCB CLK
PCLBUZ1
P142 / SCK20 /
78 RDS CLK
SCL20
P143 / SI20 /
77
RDS DATA
RxD2 / SDA20
P144 / So20 /
76
CCB DI
TxD2
P145 / TI07 /
75
CCB CE
To07
74
CCB DO
P00 / TI100
73
P01 / To00 VIDEO MUTE
P02 / SO10 /
72
iPOD_RXD
TxD1
P03 / SI10 /
71
iPOD_TXD
RxD1 / SDA10
P04 / SCK10 /
70
iPOD DETECT
SCL10
P0131 / TI06 /
69 DVS / AUDISTRY
To06
RESET
68
P130
SW_VOL_LATCH
67
P20 / ANI0
SW_VOL_CLK
66
SW_VOL_DATA
P21 / ANI1
65
ADC_INT
P22 / ANI2
64
P23 / ANI3
ENH_MRREQ
63
ENH_BUSY
P24 / ANI4
62
ENH_PWDB
P25 / ANI5
61 T REC FP SW
P26 / ANI6
P27 / ANI7 60 NC
NC
59
P150 / ANI8
58
SPAN IN / TUNED
P151 / ANI9
57
NC
P152 / ANI10
NC
56
P153 / ANI11
55
P154 / ANI12
KEY 0
54
P155 / ANI13 DEST
53
PROTECT
P156 / ANI14
52
P157 / ANI15 DVD PROTECT
Avss
51
GND