Schematic Diagram - Main Section (2/4) - Sony ICF-DVD57TV Service Manual

6-15. SCHEMATIC DIAGRAM – MAIN Section (2/4) –
1 2 3
A
B
KEY BOARD
OPEN/
CLOSE
Z
R610 220
R611 100
D651
LED ON:0.8
SLR-342DYT32
LED OFF:1.8 LED ON:3.2
LED OFF:0
C
Q651 MONITOR ON
DTC144EUA
AUX
R612 220
R613 100
D652
1.7 TLFGE53T
<<0.7>>
0<<3.2>>
Q652 MONITOR ON
DTC144EUA TV
D
R614 220
R615 100
D653
1.7
TLFGE53T
[0.7]
0[3.2]
Q653 MONITOR ON
DTC144EUA DVD
R616 220
R617 100
D654
1.7
TLFGE53T
(0.7)
E
0(3.1)
Q654 RADIO ON
DTC144EUA
BAND
R618 220
R619 100
D655
CN408
0.7
TLFGE53T
(1.7) 9P
3.2(0)
Q655
F
DTC144EUA
Q651 – 655
LED DRIVE
G
S665 S659
S666 S660
H
S667
OPEN/
S661
CLOSE
Z u
S668
S662
MONITOR ON
AUX x
I
S669
S663
MONITOR ON
TV OFF
S664
S670
RADIO ON
MONITOR ON
DVD BAND
J
S665 S659
RADIO TUNE/
+ –
TIME SET
M m
S666 S660
K + TV CH/PRESET –
. >
13
B02
MAIN
BOARD
(1/4)
(Page 36)
C07
C08
L
C09
C19
14
C10
MAIN
BOARD
(3/4)
(Page 38)
M
C11
C18
ICF-DVD57TV
All manuals and user guides at all-guides.com
• See page 47 for Waveforms. • See page 59 for IC Pin Function Description.
4 5 6 7
LCD BOARD
LCD601
LIQUID CRYSTAL DISPLAY
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
CN603
16P
CN602
16P
MAIN
BOARD
(2/4)
CN407
9P
R537 R538
10k 10k
0
0.6
C481
1000p
Q401
2SC4081-T106R
SIRCS
BUFFER
1.4
SEG11 R425 10k
SEG11
1.4
SEG12 R426 10k
SEG12
1.4
SEG13 R427 10k
SEG13
SEG14 1.4
R428 10k
SEG14
SEG15 R429 10k 1.4
SEG15
C433 100p
NC
LED ON:3.2
LED OFF:0 NC
C401
100p
NC
u-COM_R_DATA R430 1k 0(3)
u-COM R DATA
C430 100p
R434 1k
OPEN/CLOSE LED
0<<3.2>>
C431 100p R435 1k
AUX LED
C432 100p 0[3.2]
R436 1k
TV LED
u-COM_S_DATA R437 1k 0
u-COM S DATA
u-COM_CLK R438 100 0(3.2)
u-COM CLOCK
C435 100p 3.2(0)
R439 1k
TUNER LED
RESET C436 100p 0(3)
R440 1k
RESET
u-COM_LATCH R441 1k 3.2
u-COM LATCH
C437 100p 3.1
AVDD
L401 100µH
DVD OPEN
R460 1k
3.1
ENCODE+
R442
100k
C438
100
16V
R443 1k
DISC TRAY OPEN:3.1
DISC TRAY CLOSE:0
R463 100
R462 100
R446 100
R445 100
C428
R465 R461
100k 220k 0.01
R464
100k
8 9 10 11
D601-603
(LCD BACK LIGHT)
R601
220
R602
D601 Q601
470
TLFGE53T DTA124EUA-T106
IC601
LED DRIVE
R603
220 3.1
REMOTE CONTROL
R604
D602
LED ON:0 RECEIVER
470
TLFGE53T
LED OFF:3
G
R605
220 2 O
S651(2/2)
R606
D603
LED ON:3
470 ROTARY 1
TLFGE53T
ENCORDER LED OFF:0
18 19 20
3.1
R608
10k
C601 C602 R607
0.01 0.01 220
D604
TIMER
CN604
12P
CN601
12P
C424 C423 R402 C427 C426
2.2 2.2 100k 0.01 0.01
C425
2.2
R403
100k
R406
100k
R409 R408
10k 22k
20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
LED ON:0
LED OFF:3.1
TIMER LED
STBY
5.1
A MUTE
0(6.2)
RADIO ON
3.2
XRESET
0(1.8)
X2
0(1.2)
X1
VSSO
3.1 C465
VDD0
IC401
1.7
XT2
1
MAIN SYSTEM CONTROLLER
XT1
IC401
0
uPD789478GC-SR7596A
IC0
0
VDL DAT
0
VDL CLK
3.1(0)
RADIO CLK
0
RADIO DATA
0
RADIO CE
0.9(0)
RADIO MUTE
0(3.1)
DISC TRAY OPEN:3.1
MONITOR ON
DISC TRAY CLOSE:0
0
TRAY DET
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
3.1
0 0 0 0 0 0
R441
1k
R447 1k
C447
100p
R448 1k
37 37
12 13 14 15
R609
100 R665 220k R663 100k R661 47k R659 47k R657 22k R655 22k
R666 R664 R662 R660 R658 R656
470k 220k 470k 47k 100k 47k
S658 S656 S654 S653
S655
S657
TV SOUND
CLOCK ENTER VOLUME –
MENU
I
3.1
3
S657
R651 22k
R653 22k MODE/
IC601
SCREEN SIZE
PRM7240
R654 100k R652 47k S651(1/2)
TIMER
PUSH
S652 S651(1/2)
START/STOP
VOLUME +
C604 C605
1000p 0.1
C474
R484
0.01
1k
R483
1k 23
POWER ON:0 R482
STANDBY:5.1 1k
C470
R481
0.01
1k
R480
10k
X401
4.19MHz
C467
C466
100
2.2
16V
0.01
L402 100uH
C464
22p
R479 220k
C463
22p
X402 32.768kHz C462
R478 100p
4.7k
R477 1k
C461
R476 1k
D401 1SS119-25TD
100p
R475 1k
C460
D402 1SS119-25TD
100p
R474 1k
C459
100p
R473 1k
C458
100p R486
R472 1k
C457 470k
0.01
R471 1k
C456
0.01
3.2
RST 3.3
MUTE
22
1 VIN 3
G
PLL_CE
2
PLL_DATA
C480
C479
PLL_CLK 0.01 0.1
C476
C475
470
10
10V
50V
IC402
RESET SIGNAL
GENERATOR
R488
IC402
100k
XC61CN2002MR
R429
100p
ICF-DVD57TV
16
C12
C13
C14
15
MAIN
BOARD
(3/4)
C15
(Page 38)
C16
C17
D10
D11
C485
0.01
16
D12
MAIN
R489
47k
BOARD
(4/4)
(Page 39)
D13