AM-400 (serv.man5). Chapter 5 (Circuit Description). - Sharp Copying Equipment Service Manual (repair manual). Page 4

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AM-400DE
5 – 4
OA-2000 (IC1) Terminal description (3/4)
No.
Pin name
I/O
Pin Description
129
SDRAM_CAS_L
Bidirectional
SDRAM Column Address Strobe Command
130
SDRAM_WE_L
Bidirectional
SDRAM Write Enable
131
VSS
GND digital
Ground
132
GP_H0/PI_TGEN0
Bidirectional
General Purpose IO/Timing Generator for CIS
133
GP_H1/BASE_CLK
Bidirectional
General Purpose IO/Base Clock Input
134
GP_H2/PI_TGEN2
Bidirectional
General Purpose IO/Timing Generator for CIS
135
GP_H3
Bidirectional
General Purpose IO
136
IO_VDD33
+3.3V digital
Power
137
RTC_VSS
GND digital
Ground
138
RTC_XIN
Crystal/Input
Real Time Clock Crystal
139
RTC_XOUT
Crystal
Real Time Clock Crystal
140
RTC_VDD18
+1.8V digital
Real Time Clock Power
141
VSS
GND digital
Ground
142
CORE_VDD18
+1.8V digital
General Purpose IO
143
GP_H4
Bidirectional
Power
144
GP_H5/PI_TGEN5
Bidirectional
General Purpose IO/Timing Generator
145
GP_H6/PI_TGEN6
Bidirectional
General Purpose IO/Timing Generator
146
GP_H7/PI_TR_TGEN
Bidirectional
General Purpose IO/Timing Generator
147
IO_VDD33
+3.3V digital
Power
148
GP_J0
Bidirectional
General Purpose IO
149
GP_J1
Bidirectional
General Purpose IO
150
GP_J2
Bidirectional
General Purpose IO
151
GP_J3
Bidirectional
General Purpose IO
152
VSS
GND digital
Ground
153
GP_J4
Bidirectional
General Purpose IO
154
GP_J5
Bidirectional
General Purpose IO
155
GP_J6
Bidirectional
General Purpose IO
156
GP_J7
Bidirectional
General Purpose IO
157
IO_VDD33
+3.3V digital
Power
158
GP_K0/PI_TGEN_AUX
Bidirectional
General Purpose IO/Timing Generator
159
GP_K1
Bidirectional
General Purpose IO
160
VSS
GND digital
Ground
161
RESET_L
Bidirectional
Reset signal Input
162
AFE_VINB
Input analog
AFE Video Input
163
AFE_VING
Input analog
AFE Video Input
164
AFE_ANAREF
GND analog
AFE Reference Voltage Input
165
AFE_VINR
Input analog
AFE Video Input
166
AFE_AVSS
GND analog
Ground
167
AFE_VREFN
Analog
AFE Reference Voltage Input
168
AFE_VREFP
Analog
AFE Reference Voltage Input
169
AFE_VCM
Analog
AFE Reference Voltage Input
170
AFE_AVDD33
+3.3 V analog
Power
171
VSS
GND digital
Ground
172
CORE_VDD18
+1.8V digital
Power
173
TCK
Input
(Used only debug mode)
174
TMS
Input
(Used only debug mode)
175
TDI
Input
(Used only debug mode)
176
TDO
Output
(Used only debug mode)
177
CK_PWM1
Bidirectional
Pulse Width Modulators
178
CK_PWM0
Bidirectional
Pulse Width Modulators
179
IO_VDD33
+3.3V digital
Power
180
XOUT
Crystal
Crystal
181
XIN
Crystal/Input
Crystal
182
VSS
GND digital
Ground
183
CORE_VDD18
+1.8V digital
Power
184
PLL_AVDD18
+1.8V analog
Power
185
PLL_AVSS
GND digital
Ground
186
HOST1_DM
Bidir.analog
USB Host Interface
187
HOST1_DP
Bidir.analog
USB Host Interface
188
HOST_AVDD33
+3.3V analog
Power
189
HOST0_DM
Bidir.analog
USB Host Interface
190
HOST0_DP
Bidir.analog
USB Host Interface
191
HOST_AVSS
GND analog
Ground
192
DEV_RSDM
Output analog
USB Device Interface
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