Zenith H19F34DT Series, Service Manual

Page: 55 / 62

AUDIO-AMP-RIGHT
AUDIO-AMP-LEFT
MATRIX/SPEAKER-OUT
MUTE
COMP-AUD
GND
GND
GND GND
GND
GND
GND
AUD
+14V
GND
GND
GND
GND GND
AUD
+13V
GND GND
GND
Q800
E
B
C
KSC945C-Y
0TR945009AA
1
2
3
CN9M4
366-921B
1
2
3
4
CN9S4
366-921C
C824
50V
0.1
C814
0.1
50V
C825
25V
470µF
C800
25V
100µF
C802
25V
1000µF
C811
50V
10µF
C813
16V
100µF
C815
25V
470µF
C821
50V
10µF
C823
16V
100µF
C826
50V
10µF
C829
25V
470µF
CM812
50V
2200pF
CM822
2200pF
50V
R824
3.3
R800
330
R814
3.3
R801
2.2K
C828
50V
0.1
1
2
3
4
5
6 7 8
IC801
TDA7267
0ICTMSG002A
2W
R830
1/2W
15
R831
1/2W
15
1
2
3
4
5
6
7 8
9 10
IC800
4920V00010
0ISA426100A
LA4261
4921V00N11Q
CM827
5600pF
50V
RM825
3K
RM826
4.7K
CM801
25V
0.01
CM830
25V
0.01
RM811
3.9K
RM821
3.9K
RM812
1.8K
RM822
1.8K
RM813
150
RM823
150
TP800
TP801 TP802
TP804
TP1404
TP805
TP803
STEREO AUDIO AMPLIFIER
MONO AUDIO AMPLIFIER
M-OUT M-OUT
(( (( ( ( ( (
1 2 3 4 5 6 7 8 9 10
G
D
C
B
E
F
A
Audio Amplifier Circuit
Composite Audio
Audio Out L
Audio In L
Audio Out R
Audio In R
((
(( ( ( ( (
M-OUT M-OUT
M-Out
This schematic refers to
CL Chassis models
H19F34DT
H20F34DT
H25F34DT
H25F39DT
H27F34DT
H27F39DT
H25F36DT
H27F36DT
H32F36DT
CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER “X” IN THEIR
COMPONENT DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. ALL SYMBOLS WITH “M” ON THE DESIGNATOR
INDICATE SURFACE MOUNTED COMPONENT.
6-10 SR25-3828VD0171B