Sony DVP-NS705V Service Manual page 29

IF-94 (IF CON) SCHEMATIC DIAGRAM
– Ref. No.: IF-94 board; 1,000 series –
1 2 3 4 5
IF-94 BOARD
A
NO MARK:DVD/CD PLAY
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
B+
B
B+
JL401
CN401 13P
JL402
POWER 1
B- -12.3 -12.3
JL403
P-CONT 2
PS401
EVER-13V 3 2SD1766-T100-QR
1.0A
JL404
ETXNY393N2F BOARD
M_GND 4
CN201
-11.6
M_GND 5
(SEE PAGE 4-58) B+
JL405
SW+11V 6
HS12S1U BOARD R415
C
CN201 SW+11V 7
B+
JL406
(SEE PAGE 4-62)
SW+3.3V 8 R418
10k
HS12S1F BOARD D_GND 9
JL407
CN201
D_GND 10
(SEE PAGE 4-66) B+ JL408
EVER+3.3V 11
B+
JL409
+5V 12
B+
JL410
+11V(AUDIO) 13
PS402
1.0A
D
B-
B+
E
F
R426 R421
3900
2700
SURROUND
PICTURE MODE
G
R423 R422 R427 R430
22k
8200 3900 2700
S401
TOP MENU
RETURN MENU DISPLAY
H
R428 R431 R414
8200
3900 2700
I
R424
33
J
K
R401
4700
BZ401
(BUZZER)
L
IC406
REMOTE
3 2 1
COMMANDER
2.9
M RECEIVER
IC406
GP1UD28SYK
R496 C440
47 0.01u
R497
C441
100k
47u
25V
B+
N C419
220u
25V
B-
05
6 7 8 9
B-
Q404
SWITCH
C407
0.01u
3.3
1800
C429
3.4 C409 C411 C412 C414
100u
0.01u
0.01u 100u 0.01u
25V
R416 25V
1800
Q405
UN2111-TX C401 C416
0.01u B+
SWITCH 0.01u
B+
R433
R488
10k 22k
R434
10k
0.2
80 79 78
1
VSS
R435 *
10k
XIN
1.6
XOUT
R448
0
10k
TEST
3.5
C427
X401 VDD
0.01u
8MHz 0
R455 SEL2
3.4
10k
/FRRST
3.5
/RST
JL445
R444
R450
100 /STOP
R437 10k 2.5
120
SELF_CHECK
2.9
IR
JL438
N.C
JL439
N.C
3.1
/CS
1.5
SI
3.3
SO
3.4
/SC
3.4
JOGCCW
JL441
N.C
3.4
JOGCW
3.3
BUZ
JL440
N.C
3.4
/AMUTE
3.4
/VMUTE
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
NS755V,NS915V
S412
NS705V/NS905V
NS905V
B+
B-
4-49
10 11 12 13 14
IC403
+1.8V REG
IC403
LMS8117ADTX-1.8/NOPB
B-
3 2 1
C403
22u
B+
3.4 25V
B+
C426
22u
25V
B+
R425
100
R481
100
R482
100
R483
100
R484
100
R485
100
R474
100
C437
0.01u
-28.8
77 76 75 74 73 72 71 70 69 68 67 66 65
-17.4 JL467
SEG18
SEG18
-22.8
JL468 SEG17
SEG17
-28.4 JL469
SEG16
SEG16
-22.9 JL470
SEG15
SEG15
-12.2 JL471 SEG14
SEG14
-30.8 JL472
SEG13
SEG13
-30.8 JL473
SEG12
SEG12
-28.1 JL474
SEG11
SEG11
-20.1
JL475 SEG10
SEG10
-28.1 JL476
SEG9
SEG9
-28.1 JL477
IC404 SEG8
SEG8
-25.7 JL478 SEG7
SEG7
IF CON
-20.3 JL479
SEG6
IC404
SEG6
86CK74AFG-3V35(M -12.2 JL480
SEG5
SEG5
-31.2 JL481
SEG4
SEG4
-31.2
JL482 SEG3
SEG3
-31.2 JL483
SEG2
SEG2
-22.9 JL484
SEG1
SEG1
JL452
N.C
JL451
N.C
JL450
N.C
-0.3 JL449
SA
JL448
N.C
-0.3 JL447
PRO
0 -31.5
C420
0.01u
C432
0.01u
EXCEPT
NS905V
D401 D402
HZM6.8ZWA1TL HZM6.8ZWA1TL
C402 C404 R413 R419
0.01u 0.01u 10k 10k
R411
100
R412
B+
100
EXCEPT NS705V
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
DVP-NS705V/NS755V/NS905V/NS915V
15 16 17 18 19
CN402 7P
B-
JL411
7 SW-13V
B+ JL412
6 AI+5V
B+ JL413
5 AU+11V
AV-64 BOARD (2/3)
JL414
4 GND CN302
B+ JL415
(SEE PAGE 4-42)
3 EVER+3.3V
JL416
2 A_MUTE
JL417
1 V_MUTE
CN403 15P
B+ JL422
1 +11V
JL423
2 M_GND
B+ JL418
3 +1.8V
JL420
4 GND
B+ JL419
5 +5V
6 GND
B+
JL421
7 SW+3.3V
8 3.3V_MNT MB-105 BOARD (6/11)
CN101
9 XFRRST
(SEE PAGE 4-22)
10 XIFBUSY
11 XIFCS
12 SIO
13 SOO
14 SCO
15 GND
CN405 10P
JL424
1 3.3V_MNT
JL425
2 XFRRST
JL426
3 XIFBUSY
JL427
4 XIFCS
JL428
5 SIO
DOWNLOAD
JL429
6 SOO (JIG)
JL430
7 SC0
8 GND
JL431
9 IFRST
JL432
10 PCONT
5P :NS705V/NS905V
CN407 7P :NS755V/NS915V
JL442
1 MULT 1
B+
JL443
2 5V 2
JL485
3 GND 3 LE-34 BOARD
JL486
CN001
4 SA 4
B+
JL487 (SEE PAGE 4-34)
5 S3.3V 5
JL488
6 GND
JL489
7 PRO
5P :NS705V
:EXCEPT NS705V
CN406 7P
JL433
1 JOG_CCW
JL435
2 JOG_CW
JL434
3 GND 1
B+ JL436
PUSH
4 EVER+3.3V 2
ENTER
JL437
5 AN5 3
JL490
6 LED-C 4
JL491
7 LED-A 5 CURSOR
R420 STICK
120
EXCEPT NS705V
ND401 FLUORESCENT INDICATOR TUBE
1 2 5 6 7 8 9 10 11 12 13 14 15 16 17 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58
2
IC405
S-80830ANUP-EDT-T2
IC405
RESET
3 2
B+
R446
100k
L401
47uH
3
R417 Q401 D405
-0.2
MA113-(TX)
3900 2SC5053T100Q
-12.5
T401
DC/DC
CONVERTER
B- -12.2
D406 C425
C422
C417 MA113-(TX)
0.1u 47u
2 10
-12.5 0.01u 50V
D403
MA113-(TX)
-0.2 1
3
Q402 D404 R490
MA113-(TX) 27k
2SC5053T100Q
4 7
6 8
5 9
Q401,402
DC/DC
CONVERTER
B-
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une pièce portant le numéro spécifié.
4-50
20
• Waveforms
1 IC404 3
61 62
3.4 Vp-p (8 MHz)
2 ND401 1, 2
1
3.5
C421
0.001u
C431
8 Vp-p (200 kHz)
0.1u
3 T401 3
20 Vp-p (409 kHz)
IF CON
IF-94