L4941
PCB
SECONDARY
PCB
+5V_DVD
B
C
D
E
F
G
H
I
1201 F1
1202 F1
1231 C13
+5V_P_SCAN
GND_DVD
+12A
SECONDARY
+3V3_DVD
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
TO TRAFO
GND_DVD
+3V3_DVD
Gnd_DAC
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
H
I
A
TO TRAFO
*
*
1250 H6
1251 C1
1252 F1
1260 H1
1261 A13
1270 G12
1271 G13
1290 A1
1291 A1
2205 D11
2210 E2
2211 F3
2212 F4
2213 E5
2214 F5
2215 F5
2216 F6
GND_DVD
+5V_DVD
2217 G9
2218 G10
2219 I12
2230 A6
2231 A7
2232 A7
2233 A8
2240 B12
2250 I3
2251 I3
2252 I4
2253 I5
2254 H7
2260 A2
2261 B2
2262 A3
GND_DVD
-5V
PCB
2263 A3
2290 D4
2291 D4
2292 D5
2295 D7
2296 D7
2297 D9
3201 C1
3203 A11
3204 F9
3205 D10
3209 D2
3211 E5
3212 F4
3213 F4
3214 F6
3215 G6
+5V_DVD
3216 F9
3217 G8
3218 F8
3219 G9
3220 F7
3221 G7
3222 F10
3223 I9
3224 I9
3225 I11
3226 I11
3227 I11
3228 I11
3230 A6
3231 A7
3232 A7
3233 A8
3234 B8
DETECTION
*
LPC
SECONDARY
3235 B8
3236 B8
3237 B8
3238 B8
3251 H6
3252 H6
3253 H7
3254 I7
3261 A4
3262 A4
3263 A4
3264 A4
3265 B4
3266 B5
3289 I7
3290 D4
3291 D4
3292 B11
GND_D
+12V_DVD
OVERVOLTAGE
GND_DVD
.... Vdc measured during AMPLIFIER ON
3293 B11
3294 F9
3295 D7
3296 D8
3297 B10
6201 F9
6205 D10
6206 D10
6207 D11
Voltages measured at nominal mains voltage and low output signal
*
DVD_5V
DVD_ON
+5.6V
V Vdc measured during AMPLIFIER OFF (mute)
L4941
DETECTION
+50V
PWD_DN
6210 E3
6211 F3
6212 E3
6213 F3
6215 F6
6216 F10
6217 F9
6218 F10
6230 A7
6240 B12
6250 E2
6251 F2
GND_A
6252 I4
6260 A2
6261 B2
6262 A2
6263 B2
6290 C3
6291 D4
6293 A11
6294 F9
6295 C6
6296 D8
7201 B11
7210 E4
7211 G4
7212 F5
7213 F10
7214 G7
7215 H11
1
2
3
4
5
6
Gnd_DAC
7216 H9
7230 A6
7231 B8
+5.6V_ECO
BDX53BFP
STBY
TO DVD MODULE
TO POWER AMP
TO AVC
*
7232 A8
7250 H4
7251 I6
7252 H7
7260 A3
7261 B4
7262 A4
7290 C4
7295 C8
8520 F13
8521 H1
8522 F13
9250 D2
9260 A3
NTC
GND_DVD
+12V_DVD
GND_DVD
TO AVC
*
*
TO MAINS
*
PCB
TO TRAFO
+5V
OVERVOLTAGE
+3V3_DVD
HEATSINK
+5V_P_SCAN
Gnd_DAC
2215
3n3
22K
3221
3294
10K
470u
2233
D
BZX79-C6V8
6294
2262
1m
Gnd_DAC
100n
2210
3295
8K2
D
3226
1K2
7201
BC547B
A
1252
1
2
3
1201
T4A/T5A
2217
10n
10K
10u
2231
3254
47K
D
T2A
1250
A
D
1N4003
6260
D
6251
BYV28-200/24
680R
D
6291
BZX79-C5V6
D
4K7
3293
7213
BC547B
3204
D
47n
2205
D
D
6216
BZX79-C15
6293
BZX79-C5V6
6290
1N4003
3230
1u
2263
1N5392
6211
T2A5
1291
BD438
7215
7252
BD438
D
D
3262
390R
2295
100u
EH-B
1261
BD241BFP
7295
D
3231
3K9
390R
3263
Gnd_DAC
2232
1u
390R
3234
1N4003
6295
0R22
3253
Gnd_DAC
3227
1K2
BD438
7232
7261
BC547B
1N4148
6218
3212
2K2
D
OUT
D
T4A/T5A
1202
D
7260
GND
IN
7210
1
2
1N5392
6212
1K2
3228
1290
EH-B
8522
1R
D
3252
330R
3235
390R
3209
A
1N4003
6261
Gnd_DAC
6262
6263
1N4003
3219
100K
1N4003
2213
100u
D
1
2
3
4
47n
2261
D
1251
EH-B
12K
3289
100u
2291
D
2214
4u7
2250
10m
4K7
3205
RT-01T
8521
1
390R
3236
2211
100n
2296
100u
3222
6217
1N4148
BYV28-200/24
6250
100n
2230
3214
3290
8K2
D
120R
Gnd_DAC
2252
100n
470R
3296
Gnd_DAC
2260
47n
Gnd_DAC
LM317P
7230
A
I
O
12K
3238
9260
Gnd_DAC
6215
BZX79-B11
3291
470R
10u
2253
D
1N4003
6252
1K
3217
10m
2251
D
D
2218
100u
7231
BC547B
5K6
3251
3261
6K8
2216
47u
2297
22u
6213
1N5392
470R
3213
11
12
13
14
15
16
2
3
4
5
6
7
8
9
5
6
7
8
9
1
10
FE-ST-VK-N
1
10
11
12
13
14
2
3
4
11
12
13
14
2
3
4
5
6
7
8
9
FE-BT-VK-N
1231
1
10
7251
BC547B
6207
BZX79-C8V2
120R
3215
470u
2219
9250
BC547B
7212
12K
3218
D
1u
2254
7290
BD438
8520
BZX79-C5V6
6296
22u
2292
12K
3223
3292
1K
A
100u
2290
390R
3264
D
3K9
6230
1N4003
7211
BC547B
14
2
3
4
5
6
7
8
9
6206
1N4148
FE-BT-VK-N
1270
1
10
11
12
13
BZX79-C5V6
6201
47K
3265
BC547B
7216
BD438
7262
10K
3216
GND_Pscan
3225
6K8
1K
3232
BC547B
7214
A
12K
3266
GND
IN
OUT
10K
3220
2240
100u
7250
3139 118 55560...8239_210_91974_01...for 3471 pt4 dd wk0333
3297
10K
1N4148
6205
2212
4m7
2K2
3211
6K8
3233
1260
1
2
3
4
5
3203
3K3
47K
3237
FE-ST-VK-N
9
10
11
12
13
14
15
16
2
3
4
5
6
7
8
6240
1N4003
FE-BT-VK-N
1271
1
6210
1N5392
47K
3224
4R7
3201
NTC
STBY
DVD_ON
+12A
+5V6
-5V
+5V
DVD_5V
+5.6V_ECO
+3V3_DVD
+12V_DVD
+5V_P_SCAN
+5V
+3V3_DVD
+V
+12A
+12A
+5V
NTC
+3V3_DVD
-5V
NTC
DVD_ON
-5V
50V~
50V~
50V~
DVD_ON
+5V_P_SCAN
+5V6
+V
+V
PW_DN
+C
+5.6V_ECO
+5V6
+A
+12A
+5V6
DVD_5V
50V~
+12A
+C
+V
STBY
50V~
PW_DN
+A
NTC
DVD_5V
+25V
*
Provision
Note : Some values may varies, see respective parts list for correct value.
9.6V
9.6V
+12V
+11V
+11V
+5.6V
+0.6V
+22
+0.7V
+1.5V
+13.7V
+13.7V
+32V
+25V
0V
V
+0.7V
+0.2V
+3.0
+3.5V
+3.6V
5V
V
+5.6V
+5.0V
+0.7V
0.2V
+5.3V
+5.0V
+5.6V
+5.0V
+5.0V
0V
+8.2V
+11.8V
+12.5V
+12.3V
+11V
+0.6V
+12.5V
8-3A
8-3A
SUPPLY BOARD - CIRCUIT DIAGRAM (pt.4 Board)