Input Power Connector Pinouts (J4) - Compaq AlphaPC 264DP Technical Reference Manual

AlphaPC 264DP Daughtercard Connector Pinouts
Table 2–24 Daughtercard Connector Pinouts (J3) (Continued)
Pin Signal
161 sysdata48_l
165 sysdata40_l
169 sysdata34_l
173 bc_config2
177 vdd_2v_term
181 Gnd
to
211
215 frameclk_h
2.5.4 AlphaPC 264DP Daughtercard Input Power Connector Pinouts
Table 2–25 shows the input power connector pinouts.
Table 2–25 Input Power Connector Pinouts (J4)
Pin Voltage
1 +5 V dc
5 +5 V dc
9 +5 V dc
13 +5 V dc
17 +5 V dc
System Configuration and Connectors
2–24
Pin Signal Pin
162 sysdata44_l 163 sysdataoutclk5_l 164 sysdata43_l
166 sysdata38_l 167 syscheck4_l
170 sysdatainclk4_l 171 sysdata33_l
174 cpu_speed0 175 cpu_speed2
178 vdd_2v_term 179 vdd_2v_term
212 pecl_clkin_h 213 pecl_clkin_l
216 frameclk_l 217
to
270
Pin Voltage
2 Gnd
6 Gnd
10 Gnd
14 Gnd
18 Gnd
Signal Pin Signal
168 sysdata39_l
172 bc_config0
176 −12v_mod
180 vdd_2v_term
214 Gnd
Gnd
Pin Voltage Pin Voltage
3 +5 V dc 4
7 +5 V dc 8
11 +5 V dc 12
15 +5 V dc 16
12 February 1999 – Subject To Change
Gnd
Gnd
Gnd
Gnd