Block Diagram - Key/Display Section - Sony STR-DH500 Service Manual

STR-DH500
STR-DH500
5-5. BLOCK DIAGRAM – KEY/DISPLAY Section –
EXCEPT US,CND MODEL
J500
MIC AMP
AUTO CAL MIC
IC500
DETECT
5 1
D513
X1101
24MHz
EEPROM
IC1131
SDA 5
SCL 6
TUNER/AUDIO
DMPORT_RX
SECTION
DMPORT_TX
(Page 16)
CNS504
FLASH1
5
FLASH2
6
MD2
FLASH
8
PROGRAMMING
MD0
9
RESET
3
+3.3V
(STBY)
IC1111
2 1
RESET
S153
SYSTEM
CONTROL
IC1101 (4/5)
BUFFER
38 DCAC_IN
IC101
FL_LAT 76 9 8
FL_DATA 75 4 6
74
FL_CLK 2 3
83 X1
82 X0
SDA
29
SIRCS 54
30 SCL
VOL_ENCODER(A) 65
VOL_ENCODER(B) 64
ENC_A 31
ENC_B 32
28 FLASH1/DMPORT_MICOM TX
27 FLASH2/DMPORT_MICOM RX
51 MD2
49 MD0
A/D1 39
77 RSTX
SW NETWORK
40
A/D2
S101-107,124
56 POWER_KEY
20 20
FL DISPLAY DRIVER
IC100
14
SEG1
I
I 29
9 STB
FL101
SEG17 •
VACUUM
31
7 DIN FLUORESCENT
GRID1 42
DISPLAY
I I
8 CLK
GRID11 32
REMOTE
SIRCS
CONTROL
2 OUT
SIGNAL
RECEIVER
IC103
RV102
2
MASTER
3
VOLUME
RV101
2
INPUT
3
SELECTOR
SW NETWORK
S108-110
• Abbreviation
CND : Canadian model
T101 Q101 +5V
SWITCHING SWITCHING (DCDC)
TRANSFORMER TRANSISTOR