Denon DN-C680 - Safety Precautions and Repair Guidelines; Leakage Current and Laser Safety Checks; General Service Precautions; Importance of Specified Parts

2
2DN-C680
SAFETY PRECAUTIONS
The following check should be performed for the continued protection of the customer and service technician.
LEAKAGE CURRENT CHECK
Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis
resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the
power cord is less than 460 kohms, the unit is defective.
LASER RADIATION
Do not stare into beam or view directly with optical instruments, class 3A laser product.
(1)
(2)
500V
1M
(1)
(2)