I purchased a copy of my old JVC VCR Service manual from Owner-Manuals.com
The copy was complete and valuable to me.
I was able to fix my VCR - it had a bad belt.
I am glad I found Owner-Manuals.com
Great Price. Thanks
Good quality, the manual help me to repair the echo/reverb section
Text excerpt from page 19 (click to view)
PRACTICAL SERVICE FIGURE
< TUNER SECTION >
< FM SECTION >
Sensitivity: (THD 3%) Signal to Noise Ratio: (Input 60dB) Less than 19dB (88.0MHz) Less than 18dB (98.0MHz) Less than 18dB (108.0MHz) LH MODEL: More than 57dB (at 98.0MHz) K, EZ MODELS: More than 50dB (at 98.0MHz) Less than 1.5% (at 98.0MHz) 10.7MHz ±0.1MHz More than 22dB (at 98MHz)
< AM/MW SECTION >
Sensitivity: (S/N 10dB) Distortion: (Input 74dB) Intermediate frequency: Less than 45dB (at 600kHz) Less than 45dB (at 1000kHz) Less than 45dB (at 1400kHz) Less than 3.0% 455kHz±3.5kHz
< LW SECTION > (K, EZ MODELS)
Sensitivity: (S/N 10dB) Signal to Noise Ratio: (Input 74dB) Distortion: (Input: 74/120dB) Less than 57dB (at 153/198/288kHz) More than 24dB (at 198kHz) Less than 3% (at 198kHz)
< CASSETTE SECTION >
Tape speed: Wow & flutter: S/N ratio: Distortion: Noise (PB): 3000Hz+3%-2% Less than 0.35% (JIS RMS) More than 35dB Less than 3.0% (PB) Less than 1mV (DC, MIN) Less than 1.2mV (AC, MIN) More than 45dB
