Teradyne Z1800 Series, Руководство оператора

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Z1800-Series Operator’s Guide
Z1840M
Z1840M Safety Notes—Front, Top, and Right Side View
1. Test jack panel
•
When the analog debug LED is on, and the High Voltage Option is installed, high
voltage may be present on the E, F, and G test points.
• The receptacle grounds the antistatic wrist strap. Connect the wrist strap to one of the
receptacles on the tester and wear it at all times when you are working on the system
except when you are working on the AC power control or when you are otherwise
instructed.
2. Operator control pod
• 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 more 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.
3. AC power distribution assembly
3.1. AC power input Makes protective ground connection.
Hazardous voltage and current.
3.2. CB2 Mains circuit breaker, 15 A.
3.3. CB1 Circuit breaker for user outlets, 5 A.
3.4. Wrist strap receptacle The receptacle is provided primarily for grounding
the antistatic floor mats. You can also connect the antistatic wrist strap to this
receptacle.
3.5. Ground
3.6. User outlets Four 120 VAC outlets.
Electrical hazard is present whenever the main AC breaker is on, and AC power
is connected to the power inlet.
3.7. LEDs The green LED indicates AC power is on. The red LED indicates a
fault.
3.8. Fuse Line monitor board protection.
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