DOWNLOAD Sharp HT-CN500DVH (serv.man7) Service Manual ↓ Size: 6.05 MB | Pages: 76 in PDF or view online for FREE

Model
HT-CN500DVH (serv.man7)
Pages
76
Size
6.05 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / Home Theatre
File
ht-cn500dvh-sm7.pdf
Date
PREV: Sharp HT-CN500DVH (serv.man6) Service Manual

Sharp HT-CN500DVH (serv.man7) Service Manual ▷ View online

– 49 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
IC106 92LRCI6028-001: Microcomputer (ES6028) (2/5)
Port Name
Pin No.
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
63
DMA8
Output
DRAM address bus 8.
64
DMA9
Output
DRAM address bus 9.
65
DMA10
Output
DRAM address bus 10.
66
DMA11
Output
DRAM address bus 11.
67
VSS
Input
Ground.
68
VEE
Input
I/O power supply.
69
DCAS#
Output
DRAM column address strobe.
70
DOE#
Output
DRAM output enable.
DSCL_EN
Output
DRAM clock enable.
71
DWE#
Output
DRAM write enable.
72
DRAS#
Output
DRAM row address strobe.
73
DMBS0
Output
SDRAM bank select 0.
74
DMBS1
Output
SDRAM bank select 1.
75
VEE
Input
I/O power supply.
76
VSS
Input
Ground.
77
DB0
Input/Output
DRAM data bus 0.
78
DB1
Input/Output
DRAM data bus 1.
79
DB2
Input/Output
DRAM data bus 2.
80
DB3
Input/Output
DRAM data bus 3.
81
DB4
Input/Output
DRAM data bus 4.
82
DB5
Input/Output
DRAM data bus 5.
83
VCC
Input
Core power supply.
84
VSS
Input
Ground.
85
DB6
Input/Output
DRAM data bus 6.
86
DB7
Input/Output
DRAM data bus 7.
87
DB8
Input/Output
DRAM data bus 8.
88
DB9
Input/Output
DRAM data bus 9.
89
DB10
Input/Output
DRAM data bus 10.
90
DB11
Input/Output
DRAM data bus 11.
91
VSS
Input
Ground.
92
VEE
Input
I/O power supply.
93
DB12
Input/Output
DRAM data bus 12.
94
DB13
Input/Output
DRAM data bus 13.
95
DB14
Input/Output
DRAM data bus 14.
96
DB15
Input/Output
DRAM data bus 15.
97*
DCS1#
Output
SDRAM chip select 1.
98
VSS
Input
Ground.
99
VEE
Input
I/O power supply.
100
DCS0#
Output
SDRAM chip select 0.
101
DQM
Output
Data input/output mask.
102
DSCK
Output
Output clock to SDRAM.
103
VSS
Input
Ground.
104
VEE
Input
I/O power supply.
105
DCLK
Input
27 MHz clock input to PLL.
106
YUV0
Output
YUV0 pixel output data.
CAMIN2
Input
Camera input 2.
UDAC
Output
Video DAC output.
Y: Luma component for YUV and Y/C processing.
C: Chrominance signal for Y/C processing
U: Chrominance component signal for YUV mode.
V: Chrominance component signal for YUV mode.
107
YUV1
Output
YUV1 pixel output data.
VREF
Input
Internal voltage reference to video DAC. Bypass to ground with 0.1 
µ
F capacitor.
– 50 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
IC106 92LRCI6028-001: Microcomputers (ES6028) (3/5)
Port Name
Pin No.
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
108
YUV2
Output
YUV2 pixel output data.
CDAC
output
Video DAC output. Refer to description and matrix for UDAC pin 106.
109
YUV3
Output
YUV3 pixel output data.
COMP
Input
Compensation input. Bypass to ADVEE with 0.1 
µ
F capacitor.
110
YUV4
Output
YUV4 pixel output data.
RSET
Input
DAC current adjustment resistor input.
111
ADVEE
Input
Analog power for video DAC.
112*
VSS
Input
Ground.
113
YUV5
Output
YUV5 pixel output data.
YDAC
Output
Video DAC output. Refer to description and matrix for UDAC pin 106.
114
YUV6
Output
YUV6 pixel output data.
VDAC
Output
Video DAC output. Refer to description and matrix for UDAC pin 106.
115*
YUV7
Output
YUV7 pixel output data.
CAMIN3
Input
Camera YUV 3.
116*
PCLK2XSCN
Input/Output
27 MHz video output pixel clock.
CAMIN4
Input
Camera YUV 4.
117
PCLKQSCN
Output
13.5 MHz video output pixel clock.
CAMIN5
Input
Camera YUV 5.
118
VSYNC#
Input/Output
Vertical sync, active low.
CAMIN6
Input
Camera YUV 6.
119
HSYNC#
Input/Output
Horizontal sync, active low.
CAMIN7
Input
Camera YUV 7.
120
VSS
Input
Ground.
121
VCC
Input
Core power supply.
122
HD0
Input/Output
Host data I/O 0.
DCI0
Input/Output
DVD channel data I/O 0.
AUX10
Input/Output
Aux1 data I/O 0.
123
HD1
Input/Output
Host data I/O 1.
DCI1
Input/Output
DVD channel data I/O 1.
AUX11
Input/Output
Aux1 data I/O 1.
124
HD2
Input/Output
Host data I/O 2.
DCI2
Input/Output
DVD channel data I/O 2.
AUX12
Input/Output
Aux1 data I/O 2.
125
HD3
Input/Output
Host data I/O 3.
DCI3
Input/Output
DVD channel data I/O 3.
AUX13
Input/Output
Aux1 data I/O 3.
126
HD4
Input/Output
Host data I/O 4.
DCI4
Input/Output
DVD channel data I/O 4.
AUX14
Input/Output
Aux1 data I/O 4.
127
HD5
Input/Output
Host data I/O 5.
DCI5
Input/Output
DVD channel data I/O 5.
AUX15
Input/Output
Aux1 data I/O 5.
128
HD6
Input/Output
Host data I/O 6.
DCI6
Input/Output
DVD channel data I/O 6.
DCI6
Input/Output
DVD channel data I/O 6.
AUX16
Input/Output
Aux1 data I/O 6.
VFD_DOUT
Input
VFD data output.
129
VSS
Input
Ground.
130
VEE
Input
I/O power supply.
131
HD7
Input/Output
Host data I/O 7.
DCI7
Input/Output
DVD channel data I/O 7.
AUX17
Input/Output
Aux1 data I/O 7.
VFD_DIN
Input
VFD data input.
132
HD8
Input/Output
Host data bus 8.
DCI_FDS#
Input/Output
DVD input sector start.
AUX20
Input/Output
Aux2 data I/O 0.
VFD_CLK
Input
VFD clock input.
133
HD9
Input/Output
Host data line 9.
AUX21
Input/Output
Aux2 data I/O 1.
SQSQ
Input
Subcode-Q data.
– 51 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
134
HD10
Input/Output
Host data line 10.
AUX22
Input/Output
Aux2 data I/O 2.
SQSK
Input
Subcode-Q clock.
135
HD11
Input/Output
Host data line 11.
AUX23
Input/Output
Aux2 data I/O 3 when selected.
IRQ
Output
IRQ output.
136
HD12
Input/Output
Host data line 12.
AUX24
Input/Output
Aux2 data I/O 4 when selected.
C2PO
Input
C2PO error correction flag from CD-ROM.
137
HD13
Input/Output
Host data line 13.
AUX25
Input/Output
Aux2 data I/O 5 when selected.
SP
Input
16550 UART serial port input.
138
VSS
Input
Ground.
139
VCC
Input
Core power supply.
140
HD14
Input/Output
Host data line 14.
AUX26
Input/Output
Aux2 data I/O 6 when selected.
SQSI
Input
Subcode-Q sync.
141
HD15
Input/Output
Host data line 15.
AUX27
Input/Output
Aux2 data I/O 7 when selected.
IR
Input
IR remote control input.
142
HWRQ#
Output
Host write request.
DCI_REQ#
Output
DVD control interface request.
AUX41
Input/Output
Aux4 data I/O 1.
143
HRRQ#
Output
Host read request.
AUX40
Input/Output
Aux4 data I/O 0.
144
HIRQ
Input/Output
Host interrupt.
DCI_ERR#
Input/Output
DVD channel data error.
AUX47
Input/Output
Aux4 data I/O 7.
145
HRST#
Output
Host reset.
AUX35
Input/Output
Aux3 data I/O 5.
146
HIORDY
Input
Host I/O ready.
AUX33
Input/Output
Aux3 data I/O 3.
147
VSS
Input
Ground.
148
VEE
Input
I/O power supply.
149
HWR#
Input/Output
Host write.
DCI_CLK
Input/Output
DVD channel data clock.
AUX45
Input/Output
Aux4 data I/O 5.
150
HRD#
Output
Host read.
DCI_ACK#
Output
DVD channel data valid.
AUX46
Input/Output
Aux4 data I/O 6.
151
HIOSC16#
Input
Device 16-bit data transfer.
CAMCLK
Input
Camera port pixel clock input.
AUX34
Input/Output
Aux3 data I/O 4.
152
HCS1FX#
Output
Host select 1.
AUX37
Input/Output
Aux3 data I/O 7.
153
HCS3FX#
Output
Host select 3.
AUX36
Input/Output
Aux3 data I/O 6.
154
HA0
Input/Output
Host address bus.
AUX42
Aux4 data I/O 2.
155
HA1
Input/Output
Host address bus.
AUX43
Aux4 data I/O 3.
156
VSS
Input
Ground.
157
VEE
Input
I/O power supply.
158
HA2
Input/Output
Host address bus.
AUX44
Aux4 data I/O 4.
159
VEE
Input
I/O power supply.
160
AUX0
Input/Output
Auxiliary ports 0.
161
AUX1
Input/Output
Auxiliary ports 1.
162
AUX2
Input/Output
Auxiliary ports 2.
IOW#
Output
I/O write strobe.
IC106 92LRCI6028-001: Microcomputers (ES6028) (4/5)
Port Name
Pin No.
Input/Output
Function
– 52 –
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
IC106 92LRCI6028-001: Microcomputer (ES6028) (5/5)
Port Name
Pin No.
Input/Output
Function
163
VSS
Input
Ground.
164
VEE
Input
I/O power supply.
165
AUX3
Input/Output
Auxiliary ports 3.
IOR#
Output
I/O read strobe.
166
AUX4
Input/Output
Auxiliary ports 4.
167
AUX5
Input/Output
Auxiliary ports 5.
168
AUX6
Input/Output
Auxiliary ports 6.
169
AUX7
Input/Output
Auxiliary ports 7.
170
LOE#
Output
Device output enable.
171
VSS
Input
Ground.
172
VCC
Input
Core power supply.
173*
LCS0#
Output
Chip select 0.
174
LCS1#
Output
Chip select 1.
175
LCS2#
Output
Chip select 2.
176
LCS3#
Output
Chip select 3.
177
VSS
Input
Ground.
178-182
LD0-LD4
Input/Output
EPROM device data bus.
183
VEE
Input
I/O power supply.
184
VSS
Input
Ground.
185-191
LD5-LD11
Input/Output
EPROM device data bus.
192
VSS
Input
Ground.
193
VEE
Input
I/O power supply.
194-197
LD12-LD15
Input/Output
EPROM device data bus.
198
LWRLL#
Output
Device low-byte write enable.
199
LWRHL#
Output
Device high-byte write enable.
200
VSS
Input
Ground.
201
VEE
Input
I/O power supply.
202*
CAMIN0
Input
Camera YUV 0.
203*
CAMIN1
Input
Camera YUV 1.
204-207
LA0-LA3
Output
Device address output.
208
VSS
Input
Ground.
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
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