Sch18_Input - Denon AVR-X3000 Service Manual

1 2 3
A (ALL OPEN)
CUP12533-1
B
R8146
C
PREFL C8101
10/50V
D
PREFR
C8151
10/50V
E
4F
A-7V
F
A+7V
R8196
AGND
PREFL
PREFR
PREC
PRESW
PRESL
PRESR
PRESBL
G
PRESBR
H PRESL
C8301
R8303
10/50V
J
PRESR
C8351
10/50V
K
L R8396
470
M
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO
1 2 3
4 5 6
470 R8145 0 R8143 470
R8144
33K
Q8125
KTC3875S Q8129
KTC3875S
R8121
Q8121
KTC3875S
22
R8103 Q8123
KTA1504S
330
R8120 100 R8127
22
R8128
Q8124
22
4 3 2 1 KTC3875S
4 3
R8122
Q8122
Q8130
KTA1504S
KTA1504S
22
Q8126
5 6 7 8
5 6
KTA1504S
R8130
330
330
R8180
KTA1504S
Q8176
R8153
330 R8172 Q8180
Q8172
KTA1504S
KTA1504S
22
Q8174
R8170 100 R8178
KTC3875S
22
R8177
22
Q8173
KTA1504S
Q8171 R8171
KTC3875S
22
Q8179
KTC3875S
KTC3875S
Q8175
R8194
33K
R8195 R8193
470 0 470
R8346 R8345 R8343
470 0 470
R8344 33K
Q8325
KTC3875S
Q8329
KTC3875S
Q8321 R8321
KTC3875S
22
Q8323
330 KTA1504S
R8320 100
R8327
22
R8328
Q8324
22
4 3 2 1 KTC3875S
4 3
Q8322 R8322
Q8330
KTA1504S
KTA1504S
22
Q8326
KTA1504S
5 6 7 8
5 6
R8330
330
330
R8380
KTA1504S
Q8376
R8353
330 R8372
Q8380
Q8372
KTA1504S
KTA1504S
22
Q8374
R8370 100 R8378
KTC3875S
22
R8377
22
Q8373
KTA1504S
Q8371 R8371
KTC3875S
22
Q8379
KTC3875S
KTC3875S
Q8375
R8394
33K
R8395 R8393
0 470
DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO
4 5 6
7 8 9 10
R8246 470
R8141
1K
PREC C8201
R8203
R8140
330
10/50V
OPEN
R8220
R8142
OPEN
4 3 2
2 1
5 6 7
7 8
PRESW C8251
R8253
10/50V 330
R8270
R8190
OPEN
R8191
1K
R8296
470
R8446
470
R8341
1K
PRESBL C8401
R8403
R8340
330
10/50V
OPEN
R8420
JW403B
(FROM JW403B)
R8342
OPEN 4 3 2 1
2 1
5 6 7 8
7 8
PRESBR
C8451
R8453
330
10/50V
R8470 100
JW404B
(FROM JW404B)
R8390
OPEN
R8391
1K
R8494
33K
R8496 R8495
470 0
DIGITAL VIDEO STBY POWER
7 8 9 10
135
11 12 13
R8245 0 R8243 470
R8244
33K
Q8225
KTC3875S
Q8229
KTC3875S
R8241
R8221
Q8221
1K
KTC3875S
22
Q8223
R8240
KTA1504S
OPEN
100 R8227
22
R8228
Q8224
22
1 KTC3875S
4 3 2 1
Q8222 R8222
Q8230
KTA1504S 22
KTA1504S
8 Q8226
5 6 7 8
KTA1504S
R8230
330
330
R8280
KTA1504S
Q8276
R8272 Q8280
Q8272
KTA1504S
KTA1504S
22
100 Q8274 R8278
R8290
KTC3875S 22
220
R8277
22
Q8273
KTA1504S
Q8271 R8271
KTC3875S
22
Q8279
KTC3875S
KTC3875S
Q8275
R8294
33K
R8295 R8293
0 470
R8445 R8443
0 470
R8444 33K
Q8425
KTC3875S
Q8429
KTC3875S R8441
Q8421 R8421
1K
KTC3875S
22
R8440
Q8423
KTA1504S
OPEN
100
R8427
22
R8428
Q8424
22 R8442
KTC3875S
4 3 2 1 OPEN
Q8422 R8422
KTA1504S Q8430
22 KTA1504S
Q8426
5 6 7 8
KTA1504S
R8430
330
330
KTA1504S
R8480
Q8476
OPEN
R8472
Q8480 R8490
Q8472 KTA1504S
KTA1504S
22
R8491
Q8474
R8478
KTC3875S
22 1K
R8477
22
Q8473
KTA1504S
Q8471
R8471
KTC3875S
22
Q8479
KTC3875S
KTC3875S
Q8475
R8493
470
SCHEMATIC DIAGRAMS (18/30)

SCH18_INPUT

11 12 13
14 15 16
A
B
C
D
BN801
FL
AGND
SL
AGND
C
AGND
SR
AGND
E
FR
AGND
SBL
AGND
SBR
F
G
AGND
P_PREFL
P_PREFR
P_PREC
P_PRESW
P_PRESL
H
P_PRESR
P_PRESBL
P_PRESBR
F5
J
K
L
M
14 15 16