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Model
HT-M700H (serv.man9)
Pages
10
Size
563.97 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / Home Theatre / IC Functions
File
ht-m700h-sm9.pdf
Date

Sharp HT-M700H (serv.man9) Service Manual ▷ View online

HT-M700H
8 – 5
U500 VHiDA1132F/-1: 2-Channel Audio Out (DA1132F)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin No.
Terminal Name
Input/Output
Function
1*
N.C.
No Connection.
2
SCKI
Input
System clock input.
3*
N.C.
No Connection.
4
ML/I
2
SS
Input
Serial control latch for software mode or input format selection for hardware mode. Internal pull-up.
5
MC/IWL
Input
Serial control clock for software mode or input word length for hardware mode. Internal pull-up.
6
MD/DM
Input
Serial control data for software mode or de-enphasis selection for hardware mode. Internal pull-up.
7
RSTB
Input
Reset, active "low".
8
ZERO
Output
Infinity-zero flag output.
9
VOUTR
Output
R-channel output.
10
AGND
Analog ground.
11
VCC
Input
Analog power supply.
12
VOUTL
Output
L-channel output.
13
CAP
L/R channel output amp common node.
14
BCKIN
Input
Bit clock input for audio data.
15
DIN
Input
Audio data input.
16
SRCIN
Input
Sample rate clock input.
17
MUTE
Mute control, "0" = Normal Operation; "1" = Soft Mute.
18
MODE
Control mode selection, "0" = Software Mode; "1" = Hardware Mode.
19
VDD
Output
Digital power supply.
20
DGND
Output
Digital ground
Figure 8-5 BLOCK DIAGRAM OF IC
1
NC
2
SCKI
3
NC
4
ML/I
2
S
5
MC/IWL
6
MD/DM
7
RSTB
8
ZERO
9
VOUTR
10
AGND
20
DGND
19
VDD
18
MODE
17
MUTE
16
SRCIN
15
DIN
14
BCKIN
13
CAP
12
VOUTL
11
VCC
HT-M700H
8 – 6
U701 RH-iX0058SJZZ: System Microcomputer (IX0058SJ) (1/2)
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
1*
P16/T1PWML
SC_MUTE
Output
SCART AUDIO POWER ON MUTE.
2*
P17/T1PWMH/BUZ
N.C.
Not used.
3
P30/PWM2/IN4/T1IN
PROG1
Input/Output
Program port for chip 1.
4
P31/PWM3/IN4/T1IN
PGOR2
Input/Output
Program port for chip 2.
5
P32/IN4/T1IN
PROG3
Input/Output
Program port for chip 3.
6
P33/IN4/T1IN
REM_CON
Input [INT]
REMOTE SIGNAL INPUT.
7
P34/IN5/T1IN
HP_DETECT
Input
HEADPHONE PLUG IN/OUT DETECT.
8
P35/IN5/T1IN
HP_MUTE
Output
HEADPHONE OUTPUT MUTE. "L" 
→ MUTE ACTIVE
9
P36/IN5/T1IN/AN12
AMP_MUTE
Output
DDX2062 MUTE, “L” 
→ MUTE ACTIVE
10*
P37/IN5/T1IN/AN13
N.C.
Not used.
11
RES
RESET INPUT
Input
SYSTEM RESET.
12
XT1/AN10
CRYSTAL IN
Input
MAIN CRYSTAL INPUT.
13
XT2/AN11
CRYSTAL OUT
Output
MAIN CRYSTAL OUTPUT.
14
VSS1
GND
Ground.
15
CF1
CRYSTAL IN
Input
SUB CRYSTAL INPUT.
16
CF2
CRYSTAL OUT
Output
SUB CRYSTAL OUTPUT.
17
VDD1
VDD1
Input
POWER +5 V.
18
P80/AN0
KEY1
Input [AD]
KEY SCAN 1.
19
P81/AN1
KEY2
Input [AD]
KEY SCAN 2.
20
P82/AN2
POWER KEY
Input
POWER KEY.
21
P83/AN3
RDS VSM
Input [AD]
TUNER SMETER.
22
P84/AN4
RDS DATA
Input
RDS DATA IN.
23
P85/AN5
I_DETECT
Input [AD]
OVERLOAD DETECT. SPEC WILL BE AVAILABLE LATER.
24
P86/AN6
PATCH_DATA
Input
I
2
C_SDA(EEPROM DATA).
25
P87/AN7/MICIN
MODEL_CHECK
Input [AD]
DIFFERENT COUNTRY SELECT.
26
P70/INT0/T0LCP/AN8
SYS_STOP
Input [INT]
SYSTEM STOP CHECK OUT.
27
P71/INT1/T0HCP/AN9
DVD_STB
Input [INT]
DVD STOROBE.
28
P72/INT2/T0IN/NKIN
RDS_CL
Input [INT]
RDS CLK SIGNAL.
29*
P73/INT3/T0IN
N.C.
Not used.
30
S0/T0
1G
Output
VFD SEGMENT.
31
S1/T1
2G
Output
VFD SEGMENT.
32
S2/T2
3G
Output
VFD SEGMENT.
33
S3/T3
4G
Output
VFD SEGMENT.
34
S4/T4
5G
Output
VFD SEGMENT.
35
S5/T5
6G
Output
VFD SEGMENT.
36
S6/T6
7G
Output
VFD SEGMENT.
37
S7/T7
8G
Output
VFD SEGMENT.
38
S8/T8
9G
Output
VFD SEGMENT.
39
S9/T9
10G
Output
VFD SEGMENT.
40
S10/T10
P1
Output
VFD SEGMENT.
41
S11/T11
P2
Output
VFD SEGMENT.
42
S12/T12
P3
Output
VFD SEGMENT.
43
S13/T13
P4
Output
VFD SEGMENT.
44
S14/T14
P5
Output
VFD SEGMENT.
45
S15/T15
P6
Output
VFD SEGMENT.
46
VDD3
VDD3
Input
POWER +5 V.
47
S16/PC0
P7
Output
VFD SEGMENT.
48
S17/PC1
P8
Output
VFD SEGMENT.
49
S18/PC2
P9
Output
VFD SEGMENT.
50
S19/PC3
P10
Output
VFD SEGMENT.
51
FIX0
GND
Ground.
52
S20/PC4
P11
Output
VFD SEGMENT.
53
S21/PC5
P12
Output
VFD SEGMENT.
54
S22/PC6
P13
Output
VFD SEGMENT.
55
S23/PC7
P14
Output
VFD SEGMENT.
56
S24/PD0
P15
Output
VFD SEGMENT.
57
S25/PD1
P16
Output
VFD SEGMENT.
58*-69*
S26/PD2-S37/PE5
N.C.
Not used.
70
S38/PE6
DOOR_CLOSE
Input
DECORATE DOOR CLOSED SWITCH.
71
S39/PE7
DOOR_OPEN
Input
DECORATE DOOR OPEN SWITCH.
72
VDD4
VDD4
Input
POWER +5 V.
73
S40/PF0
SD
Input
SD SIGNAL (TUNER).
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 
→ 
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
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
IX0058SJ
HT-M700H
8 – 8
U7 VHiDDX8001/-1: DSP (DDX8001) (1/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin No.
Terminal Name
Input/Output
Function
1
MVO/DSD_CLK
Input
Master Volume Override/ DSD Input Clock.
2
GND
Ground.
3
VDD3
Input
3.3V Supply.
4
GND
Ground.
5*
N.C.
No Connect.
6
SDI_78/DSD_6
Input
Input Serial Data Channels 7 <FmSdata>[amp   ] 8/DSD Input Channel 6.
7
SDI_56/DSD_5
Input
Input Serial Data Channels 5 <FmSdata>[amp   ] 6/DSD Input Channel 5.
8
SDI_34/DSD_4
Input
Input Serial Data Channels 3 <FmSdata>[amp   ] 4/DSD Input Channel 4.
9
SDI_12/DSD_3
Input
Input Serial Data Channels 1 <FmSdata>[amp   ] 2/DSD Input Channel 3.
10
LRCKI/DSD_2
Input
Input Left/Right Clock/ DSD Input Channel 2.
11
BICKI/DSD_1
Input
Input Serial Clock/ DSD Input Channel 1.
12
VDD3
Input
3.3V Supply.
13
GND
Ground.
14*
N.C.
No Connect.
15
RESET
Input
Global Reset.
16
PLL_BYPASS
Input
Bypass Phase Locked Loop.
17
SA
Input
Select Address (I
2
C).
18
SDA
Input/Output
I
2
C Serial Data.
19
SCL
Input
I
2
C Serial Clock.
20
XTI
Input
Clock Input.
21
FILTER_PLL
Input
PLL Filter.
22*
N.C.
No Connect.
23
GNDA
PLL Ground.
24
VDDA
Input
PLL Supply.
25
CKOUT
Output
Clock Output.
26*
N.C.
No Connect.
27
GND
Ground.
28
VDD3
Input
3.3V Supply.
29
OUT8B
Output
PWM Channel 8 Output B.
30
OUT8A
Output
PWM Channel 8 Output A.
31
OUT7B
Output
PWM Channel 7 Output B.
32
OUT7A
Output
PWM Channel 7 Output A.
33
OUT6B
Output
PWM Channel 6 Output B.
34
OUT6A
Output
PWM Channel 6 Output A.
35
VDD3
Input
3.3V Supply.
36
GND
Ground.
37*
N.C.
No Connect.
38
OUT5B
Output
PWM Channel 5 Output B.
39
OUT5A
Output
PWM Channel 5 Output A.
40
OUT4B
Output
PWM Channel 4 Output B.
41
OUT4A
Output
PWM Channel 4 Output A.
42
OUT3B
Output
PWM Channel 3 Output B.
43
OUT3A
Output
PWM Channel 3 Output A.
44
VDD3
Input
3.3V Supply.
45
GND
Ground.
46*
N.C.
No Connect.
47
OUT2B
Output
PWM Channel 2 Output B.
48
OUT2A
Output
PWM Channel 2 Output A.
49
OUT1B
Output
PWM Channel 1 Output B.
50
OUT1A
Output
PWM Channel 1 Output A.
51
EAPD
Output
Ext. Amp Power Down.
52
VDD3
Input
3.3V Supply.
53
GND
Ground.
54*
N.C.
No Connect.
55
BICKO
Output
Output Serial Clock.
56
LRCKO
Output
Output Left/Right Clock.
57
SDO_12
Output
Output Serial Data Channels 12.
58
SDO_34
Output
Output Serial Data Channels 34.
59
VDD3
Input
3.3V Supply.
60
GND
Ground.
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