JVC UX-P55 Service Manual page 40

4.15 TDA7294 (IC940,IC941) : Audio amp.
• Pin layout
• Block diagram
IN+
IN-
BIPOLAR
TRANSCONDUCTANCE
INPUT STAGE
1-40 (No.22036)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
BOOTSTRAP
MOS GHAIN & MOS CUTPUT STAGE
LEVEL SHIFTING
STAGE
-Us (POWER)
OUT
+Us (POWER)
N.C.
N.C.
MUTE
STAND-BY
-Us (SIGNAL)
+Us (SIGNAL)
BOOTSTRAP
N.C.
SUR
NON INUERTING INPUT
INVERTING INPUT
STAND-BY GND
SHORT CIRCUIT
PROTECTION
+Vs
BOOTSTRAP
OUTPUT
-Vs