HP Dc7800 Service Reference Guide - HP Compaq dc7800 Business PC - Page 137

Cable Connections, Cable, Cable Designator

Page 137 highlights

Cable Connections System board connectors are color-coded to make it easier to find the proper connection. Cable Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply To System board, 24-pin Diskette drive CPU power, 6-pin 1st SATA hard drive 2nd SATA hard drive Optical drive Cable Designator P1 P2 P3 P4 P5 P7 Cable To Diskette drive System board 1st SATA hard drive System board 1st ODD or 2nd HDD if no ODD present System board 2nd SATA HDD if ODD present Serial port A Serial port B Hood lock solenoid Heatsink fan Hood Sensor Front power button/LED System board System board System board System board System board System board System board Front I/O USB Speaker Front audio Chassis fan System board System board System board System board Media card reader System board PCA Designator P10, FLOPPY (Black) P60, SATA 0 (Dark Blue) P61, SATA 1 (White) P62, SATA 4 (Light blue) P54, COMA P52, COMB P124, HLOCK P8, CPUFAN1 P125, HSENSE P5, PB/LED P24, FRONT USB (Yellow) P6, SPKR P23, FRONT AUD, (Blue) P9, CHFAN P150, MEDIA Cable Connections 125

  • 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
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
  • 156
  • 157
  • 158
  • 159
  • 160
  • 161
  • 162
  • 163
  • 164
  • 165
  • 166
  • 167
  • 168
  • 169
  • 170
  • 171
  • 172
  • 173
  • 174
  • 175
  • 176
  • 177
  • 178
  • 179
  • 180
  • 181
  • 182
  • 183
  • 184
  • 185
  • 186
  • 187
  • 188
  • 189
  • 190
  • 191
  • 192
  • 193
  • 194
  • 195
  • 196
  • 197
  • 198
  • 199
  • 200
  • 201
  • 202
  • 203
  • 204
  • 205
  • 206
  • 207
  • 208
  • 209
  • 210
  • 211
  • 212
  • 213
  • 214
  • 215
  • 216
  • 217
  • 218
  • 219
  • 220
  • 221
  • 222
  • 223
  • 224
  • 225
  • 226
  • 227
  • 228
  • 229
  • 230
  • 231
  • 232
  • 233
  • 234
  • 235
  • 236
  • 237
  • 238
  • 239
  • 240
  • 241
  • 242
  • 243
  • 244
  • 245
  • 246
  • 247
  • 248
  • 249
  • 250
  • 251
  • 252
  • 253
  • 254
  • 255
  • 256
  • 257
  • 258
  • 259
  • 260
  • 261
  • 262
  • 263
  • 264
  • 265
  • 266
  • 267
  • 268
  • 269
  • 270
  • 271
  • 272
  • 273
  • 274
  • 275
  • 276

Cable Connections
System board connectors are color-coded to make it easier to find the proper connection.
Cable
To
Cable Designator
Power Supply
System board, 24-pin
P1
Power Supply
Diskette drive
P2
Power Supply
CPU power, 6-pin
P3
Power Supply
1st SATA hard drive
P4
Power Supply
2nd SATA hard drive
P5
Power Supply
Optical drive
P7
Cable
To
PCA Designator
Diskette drive
System board
P10, FLOPPY (Black)
1st SATA hard drive
System board
P60, SATA 0 (Dark Blue)
1st ODD or 2nd HDD if no ODD present
System board
P61, SATA 1 (White)
2nd SATA HDD if ODD present
System board
P62, SATA 4 (Light blue)
Serial port A
System board
P54, COMA
Serial port B
System board
P52, COMB
Hood lock solenoid
System board
P124, HLOCK
Heatsink fan
System board
P8, CPUFAN1
Hood Sensor
System board
P125, HSENSE
Front power button/LED
System board
P5, PB/LED
Front I/O USB
System board
P24, FRONT USB (Yellow)
Speaker
System board
P6, SPKR
Front audio
System board
P23, FRONT AUD, (Blue)
Chassis fan
System board
P9, CHFAN
Media card reader
System board
P150, MEDIA
Cable Connections
125