Sharp HT-M700H Service Manual page 71

U1A VHiES6698FD-1: Decoder (ES6698FD) (3/3)
Pin No. Terminal Name
149 VREF09
150 VREF15
151 IREF
152 AVDD3_DS
153 IPIN
154 RFIN
155 RFIP
156 DSSLV
157 AVSS_DS
158 AVSS_PL
159 PDOFTR1
160 FDO
161 FTROPI
162 AVDD3_PL
163 PLLFTR1
164 PLLFTR2
165 VREF0
166 AWRC
167 AVSS_DA
168 RFRPCTR
169 TRAY
170 AVDD3_DA
171 SPINDLE
172 FOCUS
173* SLEGP
174 SLEGN
175 TRACK
176 TESTDA
177* FGIN
178* PHOI
179 SCSJ
180 SDATA
181 SCLK
182 DFCT
183 LDC
184 SPDON
185 VD33
186 VS33
187-192 GPIO9-GPIO4
193-196 EAUX3-EAUX0
197 VSS
198 VDD
199 2
I CDATA
AUX0
200
2
I C_CLK
AUX1
201 IOW#
HSYNC#
AUX2
202 IOR#
VSYNC#
AUX3
203 C2PO
AUX4
204, 205 AUX5, AUX6
206 IR
AUX7
207 RESET#
208 VS33
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Input/Output
Output 0.9 V reference voltage.
Output 1.5 V reference voltage.
Input Servo data PLL interface reference current generator. Connect a resistor between this pin
and ground to set reference current.
Input Analog power supply for data slicer block.
Input Inverting input of data slicer.
Input Analog RF signal input after passing through equalizer (minus).
Input Analog RF signal input after passing through equalizer (plus).
Output Data slicer level output.
– Analog ground for data slicer block.
– Analog ground for data PLL block.
Output Servo data PLL phase detector filter pin number 1.
Output Servo data PLL output node of frequency detector charge pump.
Input Aervo data PLL input node of loop filter OP circuit.
Input Analog power supply for data PLL block.
Input Servo data PLL loop filter pin number 1.
Input Servo data PLL loop filter pin number 2.
Output Servo data PLL reference voltage output.
Input/Output Auto wide range control VCO signal from/to AWRC DAC.
– Analog ground for DAC part.
Input/Output Central level of RFRP.
Output Output voltage level for tray buffer IC.
Input Analog power supply for DAC part.
Output Outpur voltage level for spindle buffer IC.
Output Outpur voltage level for focus buffer IC.
Output Outpur voltage level for Sledge buffer IC (plus).
Output Outpur voltage level for Sledge buffer IC (minus).
Output Outpur voltage level for tracking buffer IC.
Output Test DA output.
Input Spindle hall sensor input.
Input Sledge photo interrupt signal input.
Output Chip selection signal to RF chip (serial data enable).
Input/Output Data signal from/to RF chip.
Output Serial clock source to RF chip.
Input Defect flaginput signal.
Output Laser diode on/off control output.
Output Spindle power driver on/off control output.
Input I/O power supply.
– Ground for I/O power supply.
Input/Output General-purpose input/output used for servo control; (5 V tolarant input).
Input/Output Extended auxiliary ports; (5 V tolarant input).
– Ground for core power supply.
Input Core power supply.
2
Input/Output
I C data I/O; (5 V tolarant input).
Input/Output Auxiliary port (open collector); (5 V tolarant input).
Input/Output 2
I C clock I/O; (5 V tolarant input).
Input/Output Auxiliary port (open collector); (5 V tolarant input).
Output I/O Write strobe (LCS1) (active-low).
Input/Output Horizontal sync (active-low); (5 V tolarant input).
Input/Output Auxiliary port (open collector); (5 V tolarant input).
Output I/O Read strobe (LCS1) (active-low).
Input/Output Vertical sync (active-low); (5 V tolarant input).
Input/Output Auxiliary port (open collector); (5 V tolarant input).
Input Error correction flag from CD; (5 V tolarant input).
Input/Output Auxiliary port (open collector); (5 V tolarant input).
Input/Output Auxiliary ports (open collector); (5 V tolarant input).
Input Infrared remote control input; (5 V tolarant input).
Input/Output Auxiliary port (open collector); (5 V tolarant input).
Input Reset input (active-low); (5 V tolarant input).
– Ground for I/O power supply.
8 – 3
Function
HT-M700H