Read Sharp HT-M700H (serv.man9) Service Manual online
HT-M700H
8 – 7
U701 RH-iX0058SJZZ: System Microcomputer (IX0058SJ) (2/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin No.
Port Name
Terminal Name
Input/Output
Function
74
S41/PF1
MM+
Output
DECORATE DOOR CONTROL.
75
S42/PF2
MM-
Output
DECORATE DOOR CONTROL.
76
S43/PF3
FAN_PRO
Input
FAN JAM PROTECTION. REFER TO SOFTWARE SPEC.
77
S44/PF4
JOG_UP
Input
VOLUME UP.
78
S45/PF5
JOG_DOWN
Input
VOLUME DOWN.
79
S46/PF6
FM_ST
Input
FM STERO SIGNAL (TUNER).
80*
S47/PF7
N.C.
–
Not used.
81
S48/PG0
P_CON
Output
MAIN POWER. "H"
→ MAIN POWER ON
82
S49/PG1
FUNC_TUNER
Output
TUNER MODE SOUND CHANNEL SELECTION OF DVD
BOARD. RECEIVE TUNER STATUS FROM DVD BOARD
BOARD. RECEIVE TUNER STATUS FROM DVD BOARD
→
Delay 200ms
→ "H"
83
S50/PG2
LED
Output
BACKLIGHT CONTROL. REFER TO SOFTWARE SPEC
84
S51/PG3
FAN_START
Output
FAN START WORK CONTROL.
85
P00
PLL CE
Output
PLL CHIP SELECT.
86
P01
PLL DI
Output
PLL DATA INPUT.
87
P02
PLL CL
Output
PLL CLOCK.
88
P03
DC Protect
Input
DC protect detect.
89
VSS2
VSS2
–
GND.
90
VDD2
VDD2
Input
POWER +5 V.
91
P04
PLL DO
Input
PLL DATA OUT.
92*-94*
P05/CKO-P07/T7O
N.C.
–
Not used.
95
P10/SO0
DVD DI (FROM SYS)
Output
DATA IN.
96
P11/SI0/SB0
DVD DO (FROM DVD)
Input
DATA OUT.
97
P12/SCK0
DVD CLK
Input
DATA CLK.
98
P13/SO1
DVD BUSY
Output
DVD BUSY.
99
P14/SI1/SB1
CLID OUT
Output
DVD CLID OUT.
100
P15/SCK1
PATCH_CLK
Output
EEPROM CLOCK.
Figure 8-7 BLOCK DIAGRAM OF IC
S19/PC3
S18/PC2
S17/PC1
S16/PC0
VDD3
S15/T15
S14/T14
S13/T13
S12/T12
S11/T11
S10/T10
S9/T9
S8/T8
S7/T7
S6/T6
S5/T5
S4/T4
S3/T3
S2/T2
S1/T1
S48/PG0
S49/PG1
S50/PG2
S51/PG3
P00
P01
P02
P03
VSS2
VDD2
P04
P05
P06
P07
P10/SO0
P11/SI0/SB0
P12/SCK0
P13/SO1
P14/SI1/SB1
P15/SCK1
P16/T1PWML
P17/T1PWMH/BUZ
P30/INT4/T1IN P31/INT4/T1IN P32/INT4/T1IN P33/INT4/T1IN P34/INT5/T1IN P35/INT5/T1IN P36/INT5/T1IN P37/INT5/T1IN
RES
XT1/AN10 XT2/AN11
VSS1
CF1 CF2
VDD1
P80/AN0 P81/AN1 P82/AN2 P83/AN3 P84/AN4 P85/AN5 P86/AN6
P87/AN7/MICIN
P70/INT0/T0LCP/AN8 P71/INT1/T0HCP/AN9
P72/INT2/T0IN/NKIN/AN12
P73/INT3/T0IN/AN13
S0/T0
S47/PF7 S46/PF6 S45/PF5 S44/PF4 S43/PF3 S42/PF2 S41/PF1 S40/PF0 VDD4 S39/PE7 S38/PE6 S37/PE5 S36/PE4 S35/PE3 S34/PE2 S33/PE1 S32/PE0 S31/PD7 S30/PD6 S29/PD5 S28/PD4 S27/PD3 S26/PD2 S25/PD1 S24/PD0 S23/PC7 S22/PC6 S21/PC5 S20/PC4 FIX0
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
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IX0058SJ
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