Schematic Diagram - Lcd Board (3/4) - Sony MV-900SDS Service Manual

MV-900SDS
6-15. SCHEMATIC DIAGRAM – LCD Board (3/4) –
CN905
11P
AMUTE
SW1
FM1
FM2
AMP ON
POWER ON
FM-CLK
(Page 29) FM-DATA
FM-CE
D951 UDZS5.6B
S-SCK
D952 UDZS5.6B
S-SDA
CN906
R964
13P
0
REMVCC
REM
TEMP DET
MONITOR SW
IR CONT
D954 UDZS5.6B
DA-BE
D955 UDZS5.6B
CK-BE
D956 UDZS5.6B
CS-BE
KEY A/D
(Page 26) KEY PW/EJ
RESET
LED DISC IN
KEY GND
CN909
8P
VPP
VPP
RESET
RESET
SCK
SCK
(NC) SO
SO
SI
SI
VDD
GND
MV-900SDS
• See page 39 for Waveform. • See page 47 for IC Pin Function Description.
(3/4)
AMUTE
SW1
FM1
FM2
Q953
2SA1576A
AMP ON
R955
LED DRIVE
22k
PW-ON
FM-CLK
FM-DATA
R956
10k
FM-CE
S-SCK
S-SDA
DA-BE
CK-BE
CS-BE
RESET
R470
10k
Q955
2SA1576A
LED DRIVE
R960 R959
10k 22k
C963
0.1
R461
22k
R462
22k
VPP
(Page 32)
R451 R452
68k 15k
C450
0.1
R453 R454
18k 22k
D401 L401
RB501V-40 10µH
D402 C406
1SS356 1
R478
220k
C405
R492 R456
47
100k 10k
16V
R476
220k
C408
0.1
Q401
2SA1576A
RESET SIGNAL
GENERATOR
IC403
XC61CN2702MR
R455 22k O I
G
R457 1k
R458 22k
Q401,403
WAKE UP R493 C407 C409
47k 1000p 0.1
SWITCH
R428
100
R429
TEMP
10k
AVREF
Q403 R430
AVDD
2SC4081 100
R497 0
RESET
R466 1k
XT2
R498 0
R460
XT1
22k
Q402
2SC4081 IC
INVERTER
X2
X401
R431 0
C551 4.19MHz
X1
1000p
VSS1
R432 100
VD
R433 100
KEY HALT
R434 100
REM HALT
R435 100
ACC IN
R471
REM IN
68k
IR CONT
R436
100
R467 R468 R469
470 820 2.2k
C463 D461
0.1 UDZS5.6B
S401 S404
S402 S403
VOL REVERSE MENU VOL
- +
34 34
C412
1000p
C404
0.1F
3.5V
R499
0
C403
0.1
SCK
SO
SI
R408
100
DA(OUT)-BE
DA(IN)-BE
SCL
SDA
DISC_LED
LIGHT PW/EJ
C401 1
C402
VDD1
0.1
VSS
R473 100
SYSTEM CONTROLLER FAN CONT
R407 100
IC401
S-SDA
µPD780023AGK-C36-9ET-A
R406 100
S-SCL
R405 100
FM-CE
R404 100 FM-DATA
FM-DATA
R403 100
FM-SCK
R402 100
PW-ON
R401 47k
TEST
R494
1k
BP6
(Page 33)
VD
R415
4.7k
R414
4.7k
IC402
S-24C02BFJ
S-SDA
S-SCK
EEPROM
FM-CE
FM-CLK
PW-ON