HP 1660 Series User Manual

66 Check for the voltages on the power supply cable using the values in the following
table.
Signals on the Power Supply Cable
Pin Signal Pin Signal
1 +5.00 V 11 –5.20 V
2 +5.00 V 12 Ground
3 +5.00 V 13 +12 V
4 +5.00 V 14 Ground
5 Ground (Digital) 15 –12 V
6 Ground (Digital) 16 Ground
7 Ground (Digital) 17 +12 V (Display)
8 Ground (Display) 18 –5.20 V
9 +3.50 V 19 +15 V (Fan)
10 Ground 20 Ground (Fan)
Troubleshooting
To test the power supply voltages
5–23

HP 1660 Series Specifications

General

Category	Logic Analyzer
Glitch Trigger	Yes
Pattern Trigger	Yes
State Analysis	Yes
Transitional Timing	Yes
Trigger Modes	Edge, Pattern, Glitch