Onkyo TX-DS797 Service Manual page 38

A B
PRINTED CIRCUIT BOARD VIEW FROM SOLDERING SIDE 1
Display section
OFF ZONE2
1
2 2
S7565 S7564
SETUP
2
S7576
PRESET-UP
2
ENTER
S7557
2
D7539
S7579
TUNING-DOWN
RETURN
2
S7577
2
S7556
2
J7300
VAJ J7301
GND
VBJ
CD
D7541 G R D7542
D7532 G R D7531
S7591
2
S7555
2
CD
3
4
5
C
RECOUT
2
S7563
TUNING-UP
2
S7578
J7290
12
D7538
J7278
12
J7279
12
J7280
2
PRESET-DOWN
S7558
J7298
20
J7296
20
J7297
J7294
MEMORY FM-MODE DSP-UP DSP-DOWN
2 2 2
S7575 S7574 S7572
PHONO AM FM TAPE
D7543
G R D7544 G R G R G R D7545
G R D7529 G R G R G R D7527
D7530
S7590 S7589 S7588 S7587 S7586
2 2 2 2 2
S7554 S7553 S7552 S7549
2 2 2 2
PHONO AM FM S7551
VIDEO5
TAPE
D E
P7203
DIMMER DISPLY
2
S7573 S7559
2 NCDIS-7330
2 2
25137330B
Q7501
Q7501
7
J7272
12
7
J7247
J7273 C7503
12
J7248
12
C7506
J7249
15
THX STEREO J7250
DIRECT
2 2 2 2 2
S7571 S7568 S7566 S7542
SURROUND
S7567
VIDEO5 VIDEO4 VIDEO3 VIDEO1
VIDEO2
D7546 D7547
G R G R D7548 G R D7549 G R D7550 G
G R G R D7524 G R D7523 G R D7522 G
D7526 D7525
S7585 S7584 S7583 S7582
2 2 2 2
S7548 S7547 S7546 S7545
2 2 2 2 2
VIDEO3 VIDEO2 VIDEO1
VIDEO4
Component side
F G
17
J7239
J7254
C7205
J7255
J7238
J7251
J7236
12
30
J7237
J7232 J7202
17
15
J7233
J7205 J7204
12
J7235
J7206
12
STANDBY
J7234
12
J7230
22
J7231
2
C7202
STANDBY
J7213
S7541
D7533
C7207
17
J7229
X7201
U7201
UPSAMPLING
17
J7227
D7534
7
DVD J7225
D7551
P7482A
R G R
R G R
D7521
S7544
2
S7581
AUDIO
2 SELECTOR
J7219
DVD
J7220
2
J7221
S7543
TX-DS797
H
P7481
J7403
L7483
P7481
P7201A
P7483
J7201
Component side
C7484
HPDET
GND
HPR
HPGND
HPL
C7482
Soldering side
Headphone terminal
PC board
P7559B
Component side
C7569
C7559
Soldering side
Volume PC board