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Lenovo NetVista Hardware Maintenance Manual (HMM) for Aptiva, IBM PC300, and N - Page 127

Power Supply Cable Connector Specifications, System Board Power Supply Connectors

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Power Supply Cable Connector Specifications Refer to the following figures when checking for voltages on power supply cable connectors. When checking voltages, the power supply fan must be running. To power on the power supply without using the on/off switch, use a screwdriver or other tools to short the power supply connector (with the switch cable disconnected from the connector on the system board) or use a connection (jumper) to short the black and green wires of the 20-pin connector on power supply. 20 11 10 1 System Board Power Supply Connectors 127

Section	Page
Front cover	1
Contents	3
Notices	5
Voltage Supply Switch Settings	5
Safety Information	6
Laser Compliance Statement	31
Trademarks	32
Preface	33
General Information	35
Introduction	36
Product Overview	37
Hardware Interfaces	40
CMOS Reset	41
Flash (BIOS) Update Procedure	42
BIOS-contained Model Number and Serial Number	43
BIOS Setup Utility	44
Working with the Setup Menus	44
Start Options	46
Advanced Setup	47
Power Management Setup	49
Set Password	49
Specifications	50
Operating Requirements	51
Special Tools	52
CheckProcedures	53
Introduction	54
Start	55
Index of Symptoms, Messages, Error Codes, or Beeps	57
Troubleshooting	67
Factory-Installed Storage Devices	68
Factory-Installed Modem Card	70
Audio (Not Supported by Diagnostics Program)	71
CD-ROM Drive	73
Memory	74
Keyboard	75
Mouse	76
Power Supply	77
Monitor	79
Undetermined Problems	80
Diagnostic Aids	81
Introduction	82
Power-On Self Test	83
Diagnostics Tools	84
Using Diagnostics Program from Recovery CD	84
Diagnostics Program Features	84
Repair Information	87
Removals and Replacements of Machine types 2193, 2194, and 6345	88
Identifying the Parts of the System Unit	89
Top Cover	91
Adapter Cards	92
Diskette Drive	93
CD-ROM Drive	94
Hard Disk Drive	95
System Board	96
Power Supply	97
Memory (DIMM)	98
Removals and Replacements of machine type 2196, 2197, and 6344	99
Identifying the Parts of the System Unit	100
Top Cover	102
Adapter Cards	103
Diskette Drive	104
CD-ROM Drive	105
Hard Disk Drive	106
System Board	107
Power Supply	108
Memory (DIMM)	109
Parts/Test Point Locations	111
Introduction	112
Layout of System Board of Machine Types 2194 (Italy), 2197 and 6344 (EMEA/AP)	113
Jumper Settings of the System Board of Machine Types 2194 (Italy), 2197 and 6344 (EMEA/AP)	114
Connectors and Functions of System Board of Machine Types 2194 (Italy), 2197 and 6344	115
Layout of System Board of Machine Type 6344 (US/Canada/LA)	116
Connectors and Functions of System Board of Machine Type 6344 (US/Canada/LA)	117
Layout of System Board of Machine Types 2193 and 2196	118
Jumper Settings of the System Board of Machine Types 2193 and 2196	119
Connectors and Functions of System Board of Machine Types 2193 and 2196	120
Layout of System Board of Machine Types 2194 and 6345	121
Jumper and Connector Settings of the System Board of Machine Types 2194 and 6345	122
Power Supply Cable Connector Specifications	127
Main Output Pin Assignment	128
Factory-Installed Modem Card Layout	130
Factory-Installed Modem Card Connector Functions	130
3.5-In. Hard Disk Drive Jumper Locations & Settings	131
CD-ROM Drive	132
CD-ROM Emergency-exit	132
CD-ROM Drive Rear Panel Connectors and Features	133
CD-ROM Drive Jumper Settings	133
DIMM Configurations	134
System Board Connector Pin Signals	135
Monitor Port Signals	135
Serial Port Signals	135
Parallel Port Signals	135
Mouse Port Signals	135
Keyboard Port Signals	136
Diskette Drive Cable Connector Signals	137
IDE Cable Connector Signals	138
Safety Inspection Guide	139
General Guidelines	140
Parts Catalog	141
Parts Catalog of machine type 2193, 2194, and 6345	142
Assembly 1: System Unit	142
Assembly 2: Diskette Drive, Hard Disk Drive	145
Assembly 3: CD-ROM, Modem Card	146
Assembly 4: Keyboard and Mouse	148
Parts Catalog of machine type 2196, 2197, and 6344	152
Assembly 1: System Unit	152
Assembly 2: Diskette Drive, Hard Disk Drive	155
Assembly 3: CD-ROM, Modem Card	156
Assembly 4: Keyboard and Mouse	158
Appendix A. Online Support Information	160

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127

Power Supply Cable Connector Specifications

Refer to the following figures when checking for voltages on power supply cable connectors.

When checking voltages, the power supply fan must be running. To power on the power supply without using the on/off

switch, use a screwdriver or other tools to short the power supply connector (with the switch cable disconnected from the

connector on the system board) or use a connection (jumper) to short the black and green wires of the 20-pin connector on

power supply.

System Board Power Supply Connectors