YORKVILLE YCV50 Service Manual page 4

Block Diagram for YCV50
D E S I G N E D A N D M A N U F A C T U R E D B Y Y O R K V I L L E S O U N D
Mono
1/4-inch
Preamp
V1:A
0 dB
Input
Channel
Select
K1
Reverb
Drive
Accutronics ©
U2
B
4EBC1B
Channel Select
Boost
Footswitch
MODEL TYPE: YS1003
EQ
Boost
Treble/Bass/Mid
Ch. 2
Volume
Preamp Preamp
V1:B V2:B
Power
Reverb Amp
+
U1 V4
Splitter
B V5
V3
-
Reverb Master
Rtn Volume
Preamp
V2:A
Channel
Select
EQ K1
Treble/Bass/Mid
Ch. 1
Volume
External
Speaker Out
External
Speaker Out
SPLITTER PREAMP
12AX7 12AX7
V3 V2
POWER
DISCONNECT POWER WHEN
REPLACING TUBES
EL34
DÉBRANCHÉ L'APPAREIL AVANT
V5
DE REMPLACER LES LAMPES
Pre-Amp
Out
Amp In
12-inch Speaker
YS#7081
-
8-ohms
+
BLOCK-DIAG-ycv50-1v20.ai
12AX7
V1
EL34
V4