Sony STR-DH720 - 5-5. BLOCK DIAGRAM - KEY;DISPLAY;USB Section

STR-DH720/DH720HP
STR-DH720/DH720HP
1717
5-5. BLOCK DIAGRAM – KEY/DISPLAY/USB Section –
92
FL DISPLAY DRIVER
IC152
14
I
29

31
93
6
7
5
6
40
46
45
51
53
54
X1(X_OUT)
X0(X_IN)
E2P_DATA
E2P_CLK
POWER_KEY
MD2
MD0
RST
SDA
SCL
EEPROM
IC2106
SIRCS
30
FL_DATA
7
DIN
29
FL_LAT
9
STB
31
FL_CLK
8
CLK
GRID1
I
GRID11
SEG1
I
SEG17
VOL_JOG
INPUT_JOG
AD_KEY_2
AD_KEY_1
39
2
REMOTE
CONTROL
SIGNAL
RECEIVER
IC151
OUT
SIRCS
+3.9V DCDC
SYSTEM
CONTROL
IC2105 (4/5)
MD2
MD0
RESET
61
60
FLASH_CLK
SO
59
SI
CLK
SO
SI
12
36
37
RESET SIGNAL GENERATOR
IC2020
42
I
32
TONE_JOG
38
30
VEE
OUTVDD
15
VOUT
7
+IN2OUT2
Q2006
97
HDMI
CONTROLLER
IC3000 (3/3)
REGISTOR CONTROL
IC4102
COMPARATOR
IC4101
DATA PROCESSOR
IC4100
MU_MD0
NC
89
USB_OVC
32
IN2OUT3
LRCK
USB SELECTOR
IC4160
30
RXIN5/USB_SPDIF
DIGITAL AUDIO
INTERFACE RECEIVER
IC2006 (2/2)
84
34
USB-DP
33
40
53
41
USB-DM
XIN-PLL
IRPTO,
KEY-ROW1/MCHNG,
KEY-ROW3/SCL,
KEY-ROW4/SDA
USB_SDA,
USB_SCL,
USB_IPOD_REQ,
USB_MCHNG
XOUT-PLL
8,10,12,13
81,83,88,76
4
IC4161
3.3V
REG
+3.3V
+6V
J4000
iPhone/iPod
5
X2101
4MHz
X4102
16.9344MHz
CN2602
8
9
3
4
5
6
S183
_/1
SW NETWORK
S100-107
SW NETWORK
S108-111,S180-181
T141
CONVERTER
TRANSFORMER
Q141
SWITCHING
TRANSISTOR
EN151
MASTER
VOLUME
2
3
EN181
INPUT
SELECTOR
2
3
EN180
TONE
2
3
ND151
VACUUM
FLUORESCENT
DISPLAY
D141
D142
SWITCHING
DIODE
+3.3V (STBY)
FLASH
PROGRAMMING
3
2
DATA
SWITCH
D4101-
D4105