Teradyne Z1800 Series, Руководство оператора

Страница: 22 / 118

1-11
Z1800-Series Operator’s Guide
Z1890 and Z1880—Rear and Left Side
4. Operator control panel
The Power Control switch turns power to the tester on and off. However, when the
Power Control switch is off, the unswitched outlets are still powered. See the
“Emergency Off Procedures” section for detailed information.
Pressing the Cancel switch stops test execution and returns to the start of the program.
See the “Emergency Off Procedures” section for further details.
5. CRT arm
Used to hold the computer monitor. Do not put items weighing more than 70 pounds on
the CRT arm.
6. Extendable legs
Used to level the tester and may be used to raise or tilt the entire tester. Do not extend
legs beyond the red mark or the leg may fall off. Only qualified maintenance
technicians should perform tilt adjustments.
7. Test head and DUT power supplies
Danger. Electrical hazard present whenever system power is applied.
Caution. Hazardous voltages may be present.
8. Rear panel
8.1. Wrist strap receptacle This receptacle grounds the antistatic wrist strap.
Connect the wrist strap to one of the receptacles on the tester and wear it at all
COMPUTER INPUT
REMOTE
120V
5A 50/60HZ
I
O
CB3
I
O
CB2
POW ER
T .16A 25V
FAULT
I
O
I
O
CB1
MAIN POWER
I
O
I
O
9.1 9.2
120V 5A 50/60HZ
I
O
CB3
I
O
CB2
CB1
MAIN POWER
9.4
7
8
9
9
9.3
9.5
8.3 8.2
COMPUTER INPUT
REMOTE
8.1 8