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For U.S.A., Canada, Europe,
China & Taiwan R.O.C. model




Ver. 1
SERVICE MANUAL
MODEL AVR-1705/685
AV SURROUND RECEIVER/AMPLIFIER




For purposes of improvement, specifications and
design are subject to change without notice.



Please use this service manual with referring to the
operating instructions without fail.


Some illustrations using in this service manual are
slightly different from the actual set.




16-11, YUSHIMA 3-CHOME, BUNKYO-KU, TOKYO 113-0034 JAPAN



X0202 V.01 DE/CDM 0406
AVR-1705/685




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.




500V


1M


(1)




(2)




(1)

(2)




2
AVR-1705/685


DIMENSION




3
AVR-1705/685


CAUTION IN SERVICING
Initializing AV SURROUND RECEIVER
AV SURROUND RECEIVER initialization should be performed
when the