Read Harman Kardon HK 3700 Service Manual online
8.
VFD will display followings after dispaying "UPGRADE SUCCESS".
VFD 1st line : FM 87.50 01
VFD 2nd line : 2 CH STEREO
VFD 2nd line : 2 CH STEREO
Harman Kardon
HK 3700 Service Manual
Page 18 of 109
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