NAD T 741 - Surround Amplifier Schematic

41
Q203 A56
Q204 A06
C201
10U/50V
Q201 2SC1845
Q202 2SC1845
R201 10K
R202 680R
R205 470R
R206 10R
R204 6K2
C202 100P
C203 100P
C205 220U/50V
R203 5K1
Z201 10V
R245
33K
D201 IN4148 D202 IN4148
R209 120R
R208
2K2
R207 1K8
VR201 1K
Q205 A13
C204 47P
Q207 A06
Q208 2SC5198
Q206 A56
Q209 2SA1941
C206 10U/50V
R210
330R 1/4W
C207 10U/50V
R212
2.2R 1/2W
R211 2.2R 1/2W
R213
0.22Rx2 5W
R270 10K
Q210
2SC1845
R214 2K7
R215 470R
C208 0.022U
R216
33K
Q213 A56
Q214 A06
C209
10U/50V
Q211 2SC1845
Q212 2SC1845
R218 10K
R221 680R
R222 470R
R225 10R
R220 6K2
C210 100P
C211
100P
C213 220U/50V
R219 5K1
Z202 10V
R223
33K
D203 IN4148 D204 IN4148
R228 120R R227 2K2 R226 1K8
VR202 1K
Q215 A13
C212 47P
Q216 A06
Q218 2SAC5198
Q217 A56
Q219 2SA1941
C214 10U/50V
R229 330R 1/4W
C215 10U/50V
R231
2.2R 1/2W
R230
2.2R 1/2W
R234
0.22Rx2 5W
R224 10K
Q220 2SC1845
R235 2K7
R236 470R
C216 0.022U
R237
33K
R217 47K R238
47K
D217
RS804M
C220 8200U/63V
C221 8200U/63V
V_PROTECT I_PROTECT DC+24V RELAY B
L201
1mH
L202
1mH
R239
0.22R 1W
R240
0.22R 1W
M201 24V
R241 8.2R 1W
R242 8.2R 1W
C217
0.1U(M)
C218
0.1U(M)
Q221 DTC123
D207 IN4148
AGND
S/R S/L
J602A 3PIN1
S/R IN AGND S/L IN
D205 IN4001
R243 0.22R 1/2W R244 0.22R 1/2W
D206 IN4001
C223 470U/63V C224 470U/63V
AC35V GND AC35V
3 4 5 2 1
J702B 5PIN
DGND
DC35V+ GND DC35V-
SURROUND AMPLIFIER
NOTE: 1. RESISTORS ARE CARBON FILM 5%1/8W
UNLESS OTHERWISE SPECIFIED. MF - METAL FILM
2. CERAMIC CAPACITORS ARE 50V 10%.
UNLESS OTHERWISE SPECIFIED.