Ma-377 (Mode Control) Schematic Diagram - Sony SLV-ED15 Service Manual

SLV-ED15/ED25/ED33/ED39/ED55/ED66/ED85/ED88/ED89/ED95/EZ11/EZ22/EZ44/EZ66/EZ77
MA-377 (MODE CONTROL) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board.
– Ref. No.: MA-377 board; 1,000 series –
1 2 3
MA-377 BOARD (7/7)
A
B
C
FV1
D FV2
FV4
FV2
1
ACK
FV4
MA-377 BOARD(1/7) MESEC
(SEE PAGE 4-10)
FV1
SDT
E
F
B+
G
H
I
B+
05
J
K
MODE CONTROL
MA-377
4 5 6
ND451 FLUORESCENT INDICATOR TUBE
1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
B-
B+
R459
R458
33k
4700
R457
4700
44 43 42 41 40 39 38 37 36
0.1
SECAM DET
JL451 R451 470
0
C.KILLER DET
JL452
R2.2/P1.8
HEAD CLOG
JL453
4.9
IC451
1k MESECAM DET
FL96 R452
JL454 5
D OUT
FL97 JL455 R453 1k 0.1 FL DRIVER
D IN
IC451
UPD16312GB-3BS
R454 1k VSS
FL95 JL456 5
CLK
FL90 JL457 R455 1k 4.7
CS
K1
K2
12 13 14 15 16 17 18 19 20 21 22
C451
47u
16V
C452
0.1u
R406 R407
47k 15k
ED85/ED88/ED89/
ED95/EZ66/EZ77
S401 S402
SYNCRO
COLOR
SYSTEM REC
S409 S403
2
R
SP/LP
ED66/ED88/ED89/
ED95/EZ77
R419 R418 R410
47k 15k 6800
4-25
7 8 9
29 30
B+
FL30
C454
C453
0.1u
10u
16V
FL29
FL1
CN5
35 34
-10.2 F33
G5
-10.3
F32
G6
-12.4
F31
S16
-1.2
F30
S15
*
F29
S14
-12.4
F28
S13
B-
-12.5
VEE
B+
-12.4
F26
S12
-12.4 F25
S11
*
F24
S10
-1.3
F23
S9
R403
330
CN6
R408 R409 R411
6800 4700 3300
S404
ADJ PROGRAM/TRACKING
+
R 2
S405
S406
ED85/ED88/
ONE TOUCH
ED89/ED95/
PROGRAM/TRACKING
TUNING/
EZ66/EZ77
-
RF CHANNEL
R417
CN4
R412 R414
3300
4700
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
10 11 12 13
FL96
FL97
FL95
FL90
FUNC_KEY2
B+
GND
B+
AN6V
UN5V
SW5V
DGND
JS172 JS604
CN411 7P
7 AN6V
F42
6 SEARCH LED
JL415
5 SEARCH
KK-24 BOARD
JL414
CN511
4 ETR SW
(SEE PAGE 4-36)
JL413
S4
3 ETR 1
R401 JL412
S9
330
2 ETR 2
JL411
1 D GND
R404
R405
47k 47k
SYNCRO
REC
CN401 5P
B+ 1 D GND
JL401
S82
2 SIRCS
JL402
MF-321 BOARD
3 UN5V
CN501
JL403
68 (SEE PAGE 4-33)
4 POWER SW
5 D GND
R416
1500
S7
CN7
A/D1_IN
B+
B+
FL30
+F
CN6
A/D1_OUT
FL1
-F
CN4
A/D2_OUT
FL29
-13V
CN5
A/D2_IN
B-
S82
REMOCON
S9
ETR_2
S4
ETR_1
S7
FUNC_KEY1
4-26
14
D_OUT
D_IN
CLK
CS
10
MA-377 BOARD(2/7)
(SEE PAGE 4-13)
26
MA-377 BOARD(6/7)
(SEE PAGE 4-24)
20
MA-377 BOARD(3/7)
(SEE PAGE 4-18)
25
MA-377 BOARD(2/7)
(SEE PAGE 4-13)