6 -
3
6.5. Remo
ving the Display Unit
Figure 12
1. Disconnect the two connectors, CN9 and CN6, which
connect the main PCB inside the main body, to the
display unit.
2. Remove the four screws <D>, located at the junction
between the display unit and the main body.
Screw <D> : DXYN3 + J8FZL
Screw tightening torque 0.735 ± 0.049 N·m (7.5 ± 0.5 kgf·cm)
6.6. Removing the RAM Card
Figure 13
1. Lift up the isolation cover from underneath the battery
unit.
2. To remove the RAM card, pull it out from the RAM
card connector.
6.7. Removing the Lower Casing
and the Handle
Figure 14
1. Open the connector cover at the rear of the main
body and remove the single screw <F>.
Screw <F> : DFHE5054YA
Screw tightening torque 0.49 ± 0.049 N·m (5.0 ± 0.5 kgf·cm)
Figure 15
2. Turn the main body upside down and remove both the
speaker cable connector CN12 and the switch cable
connector CN7, which run underneath the HDD unit
enclosure.
Figure 16
3. Remove the nine screws <G>, which connect the
lower casing to the upper casing.
Screw <G> : XYN3 + J10FN
Screw tightening torque 0.89 ± 0.05 N·m (9.0 ± 0.5 kgf·cm)
Cover
<F>
CN7
CN12
CN6
CN9
Display Unit
<D>
<G>
<G>
Upper
Casing
Handle
RAM card connector
Lower
Casing
Summary of Contents for Toughbook CF-28 Series
Page 2: ... 2 ...
Page 11: ...3 2 System Memory Map 3 3 ...
Page 35: ...IC43 IC79 IC79 IC47 IC47 IC47 5 14 5 14 5 14 5 14 5 14 5 14 5 14 5 11 ...
Page 36: ...IC47 IC47 IC47 IC48 5 14 5 14 5 14 5 14 5 14 5 14 5 14 5 15 IC47 IC47 5 12 ...
Page 37: ...IC47 IC9 IC50 IC20 5 13 ...
Page 38: ...5 14 ...
Page 39: ...5 15 ...
Page 60: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J K CF 28 Printed Circuit Board 1 MAIN PCB Top View ...
Page 61: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J K Printed Circuit Board MAIN PCB Bottom View 2 ...
Page 63: ...CF 28MK2 Schematic Diagrams Main 1 CPU 1 2 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 1 ...
Page 64: ...Main 2 CPU 2 2 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 2 ...
Page 65: ...Main 3 GMCH3 1 3 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 3 ...
Page 66: ...Main 4 GMCH3 2 3 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 4 ...
Page 67: ...Main 5 GMCH3 3 3 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 5 ...
Page 68: ...Main 6 Clock 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 6 ...
Page 69: ...Main 7 On Board Memory 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 7 ...
Page 70: ...Main 8 SO DIMM 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 8 ...
Page 71: ...Main 9 ICH3 USB 1 2 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 9 ...
Page 72: ...Main 10 ICH3 USB 2 2 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 10 ...
Page 73: ...Main 11 HDD I F 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 11 ...
Page 74: ...Main 12 MP Tester CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 12 ...
Page 75: ...Main 13 VCH 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 13 ...
Page 76: ...Main 14 LCD I F Resister 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 14 ...
Page 77: ...Main 15 PCIC 2Slot 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 15 ...
Page 78: ...Main 16 PCMCIA CN 2Slot 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 16 ...
Page 79: ...Main 17 Super I O 1 Comsel GA 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 17 ...
Page 80: ...Main 18 S I 0 2 IRDA BUF 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 18 ...
Page 81: ...Main 19 KBC KB Pad CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 19 ...
Page 82: ...Main 20 Sound IC 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 20 ...
Page 83: ...Main 21 Soundamp Mic SPK 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 21 ...
Page 84: ...Main 22 Ext CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 22 ...
Page 85: ...Main 23 LED 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 23 ...
Page 86: ...Main 24 Mini PCI 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 24 ...
Page 87: ...Main 25 Bios Resistor 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 25 ...
Page 88: ...Main 26 PCIC 1Slot 1394 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 26 ...
Page 89: ...Main 27 PCMCIA 1Slot 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 27 ...
Page 90: ...Main 28 PME KBC LID 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 28 ...
Page 91: ...Main 29 Hot Swap 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 29 ...
Page 92: ...Main 30 Wireless module CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 30 ...
Page 93: ...Main 31 VC1 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 31 ...
Page 94: ...Main 32 VCT 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 32 ...
Page 95: ...Main 33 VA18 VC15 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 33 ...
Page 96: ...Main 34 VA3 VA5 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 34 ...
Page 97: ...Main 35 VC3 VB3 VC5 VB5 Reset 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 35 ...
Page 98: ...Main 36 DC IN VM1 P SW 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 36 ...
Page 99: ...Main 37 Charger 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 37 ...
Page 100: ...Main 38 2nd BAT CTL 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 38 ...
Page 101: ...Main 39 SMI 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 39 ...
Page 102: ...Main 40 LVDS 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 40 ...
Page 103: ...41 I O 1 CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J ...
Page 104: ...I O 2 CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 42 ...
Page 105: ...I O 3 CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 43 ...
Page 107: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J K Printed Circuit Board MAIN PCB Bottom View 2 ...
Page 132: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 24 Main 24 Mini PCI ...
Page 146: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 38 Main 38 Battery Board ...
Page 147: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 39 Main 39 FDD Board ...
Page 148: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 40 I O 1 Connector Board ...
Page 149: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 41 I O 2 Connector Board ...
Page 150: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 42 I O 3 Connector Board ...
Page 151: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 43 IR Board ...
Page 152: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 44 RJ Board ...
Page 156: ...11 2 Main PCB Bottom View A B C D E F G H I J 11 10 9 8 7 6 5 4 3 2 1 11 3 11 4 ...
Page 158: ...16 A B C D E F G H I J 11 10 9 8 7 6 5 4 3 2 1 Schematic Diagram SUB9 SENSOR ...
Page 159: ...17 Printed Circuit Board 1 Main PCB Top View A B C D E F G H I J 11 10 9 8 7 6 5 4 3 2 1 ...
Page 160: ...18 2 Main PCB Bottom View A B C D E F G H I J 11 10 9 8 7 6 5 4 3 2 1 ...
Page 162: ...CF 28 Schematic Diagrams Main 1 CPU 1 2 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 1 ...
Page 163: ...Main 2 CPU 2 2 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 2 ...
Page 164: ...Main 3 GMCH3 1 3 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 3 ...
Page 165: ...Main 4 GMCH3 2 3 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 4 ...
Page 166: ...Main 5 GMCH3 3 3 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 5 ...
Page 167: ...Main 6 Clock 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 6 ...
Page 168: ...Main 7 On Board Memory 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 7 ...
Page 169: ...Main 8 SO DIMM 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 8 ...
Page 170: ...Main 9 ICH3 USB 1 2 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 9 ...
Page 171: ...Main 10 ICH3 USB 2 2 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 10 ...
Page 172: ...Main 11 HDD I F 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 11 ...
Page 173: ...Main 12 MP Tester CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 12 ...
Page 174: ...Main 13 VCH 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 13 ...
Page 175: ...Main 14 LCD I F Resister 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 14 ...
Page 176: ...Main 15 PCIC 2Slot 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 15 ...
Page 177: ...Main 16 PCMCIA CN 2Slot 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 16 ...
Page 178: ...Main 17 Super I O 1 Comsel GA 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 17 ...
Page 179: ...Main 18 S I 0 2 IRDA BUF 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 18 ...
Page 180: ...Main 19 KBC KB Pad CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 19 ...
Page 181: ...Main 20 Sound IC 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 20 ...
Page 182: ...Main 21 Soundamp Mic SPK 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 21 ...
Page 183: ...Main 22 Ext CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 22 ...
Page 184: ...Main 23 LED 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 23 ...
Page 185: ...Main 24 Mini PCI 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 24 ...
Page 186: ...Main 25 Bios Resistor 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 25 ...
Page 187: ...Main 26 PCIC 1Slot 1394 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 26 ...
Page 188: ...Main 27 PCMCIA 1Slot 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 27 ...
Page 189: ...Main 28 PME KBC LID 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 28 ...
Page 190: ...Main 29 Hot Swap 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 29 ...
Page 191: ...Main 30 Wireless module CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 30 ...
Page 192: ...Main 31 VC1 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 31 ...
Page 193: ...Main 32 VCT 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 32 ...
Page 194: ...Main 33 VA18 VC15 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 33 ...
Page 195: ...Main 34 VA3 VA5 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 34 ...
Page 196: ...Main 35 VC3 VB3 VC5 VB5 Reset 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 35 ...
Page 197: ...Main 36 DC IN VM1 P SW 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 36 ...
Page 198: ...Main 37 Charger 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 37 ...
Page 199: ...Main 38 2nd BAT CTL 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 38 ...
Page 200: ...Main 39 SMI 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 39 ...
Page 201: ...Main 40 LVDS 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 40 ...
Page 202: ...41 I O 1 CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J ...
Page 203: ...I O 2 CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 42 ...
Page 204: ...I O 3 CN 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J 43 ...