Personal amp evolution

1973 - Marantz 1060 (a basic 30w integrated)
1977 - Harmon Kardon 730 receiver (dual power...)
1989 - Adcom 200w/channel (played loud)
1993 - Adcom mono 300w (played very loud)
1999 - Plinius SA-100 (what a step up)
2000 - 2 Plinius SA-100 MK3 (used as monos for Dunlavy V)
2002 - 2 Aloia 15.1 (very smooth and detailed, but not enough for my room)
2002 - 2 Goldmund 28M (so far the speed and full base are the best I;ve ever heard... a great match for Piega C-40 speakers)

Fisher Receiver
Sansui Receiver
NAD3140 Integrated - alone
NAD2150 Bridged w/3140(still have both)
Adcom 5300
Acurus A250
Acurus A200
Aragon 4004MkII
Classe DR25
(I know there is better than the DR25 if I want to spend the money, but have been concentrating on front-end upgrades and cables, and DR25 has kept up)

Adcom GFA 1 (sold)
PS Audio 2C (sold)
Adcom GFA 545 II (sold)
Bryston 2B (sold)
Levinson 27.5 (sold)
McIntosh MC 225 (sold; shoulda kept this one..tubes were difficult to find at the time..things change)

Parasound HCA 1206 (current HT amp)
Audio Note P2SE (current stereo amp, w/black gates, silver internal wire...upgraded to signature spec)

desired stereo amp: pair of audio note parallel 300b amps

Hi,

Who can help me finding schematics for Carver M4.0t and HR722 Amp and receiver?

Parasound HCA-600

Purchased new in '95 for $400.
Haven't bothered to upgrade since.