This was the Sony CCU-500A Service manual I was looking for.
The price was reasonable.
The permission to download was quck.
I will use Owner-Manual.com for all my manual needs.
SPECIFICATIONS
Tuner section Frequency Range......................................................................................162.400 MHz-162.550 MHz Usable Sensitivity ......................................................................................................................0 dBµV Signal to Noise ratio(40 dBµV) ....................................................................................................50 dB General Size (WxHxD) ...........................................................................................................99 x 22 x 104 mm 3-7/8 x 7/8 x 4-1/8 in. Weight. .....................................................................................................................0.62 Lbs (0.28 kg)