Block Diagram - Panel/Lift Control Section - Sony TAV-L1 Service Manual

7-9. BLOCK DIAGRAM – PANEL/LIFT CONTROL Section –
I/O EXPANDER
(Page 50)
AV_SEL_1
3 20 P4
AU_SEL_1
15
17 P7
(Page 53)
D849
LED DRIVE
24 P0
FRONT Q848
SURROUND
D850
LED DRIVE
23 P1
2CH STEREO
Q849
D851
LED DRIVE
22 P2
NEWS Q850
FLUORESCENT
INDICATOR TUBE DRIVER
FLUORESCENT
INDICATOR TUBE
ND841
S1231, 1232
(TOP PANEL KEY)
TOUCH PANEL SENSOR
IC1501
TOUCH
CH0A – CH9A
PANEL
#OUT0 – #OUT9
42 VSS5
X1501
10MHz
41 VSS4
TAV-L1
IC601
D1504 – 1513
LED DRIVE
TOUCH PANEL
P6 18
Q608, 1531, 1532
BACKLIGHT
MAIN SYSTEM CONTROLLER
IC602 (4/5)
DO2 25 87 IO_DO
DI1 26 88 IO_DI
I2C_DATA 30
CLK 3 86 IO_CLK
I2C_CLK 29
LATCH 4 IO_CE
89
RESET_B 2 90 IO_RST
SIRCS_OUT 4
TV POWER KEY 3
SUB_RESET 84
IC842
63 27 FL_D_OUT
DAT
62 24 FL_CLK
CLK
61 28 FL_CS
CS
RST 60 41 FL_RESET
83 KEY3
74 KEY INT
Q1501 – 1510
KEY0 – KEY2
Q1521
#RESET 39 100 TPRESET
LEVEL SHIFT LEVEL SHIFT
IC606 IC912
6 SDA1 SDA0 3 6 SDA1 SDA0 3
7 SCL1 SCL0 2 7 SCL1 SCL0 2
POWER KEY
(Page 52) 11
SIRCS_OUT
LIFT MOTOR DRIVER
IC916
SB
4
SR 22
6 3 GLB
7 MODE 21
11 5 GHB
LIFT MOTOR
M901 FAULT 18
M M
ON/OFF SWITCH
(LIFT)
ENABLE 23
IC917
2 12 GLA
3 PHASE 24
4 10 GHA
RESET 25
11 SA
CURRENT
+12V DETECT
IC915
EEPROM
IC918
SDA 5
SCL 6
55 55
SUB SYSTEM CONTROLLER
IC901
PANEL_DET
PANEL_FAIL_IN 93
PANEL_FAIL
PANEL_FAIL_OUT 5
BACKLIGHT
BACKLIGHT_IN 1
BACKLIGHT_OFF 2 BACKLIGHT_OFF
IIC BUS
SDA
30 I2C_DATA
I2C_DEV_DATA 35
SCL
29 I2C_CLK
I2C_DEV_CLK 36
S1211, 1221
EMERGENCY_UP 83 EMERGENCY STOP
(UPPER DIRECTION)
Q211, 212,
Q609, 610
S1201 – 1204
EMERGENCY_DOWN 82
EMERGENCY STOP
(LOWER DIRECTION)
Q904
STOP POSITION
26 SIRCS_OUT
DETECT SENSOR
STOP_UP_DETECT 87
(UPPER DIRECTION)
Q1261
12 RESET
Q905
STOP POSITION
DETECT SENSOR
STOP_DOWN_DETECT 86
(LOWER DIRECTION)
PH1241
DECELERATION
Q906
START POSITION
89 MO_SR
85 DETECT SENSOR
DROP_UP_DETECT
91 MO_MODE
(UPPER DIRECTION)
100 MO_FAULT Q1262
22 MO_ENABLE
88 MO_PHASE
DECELERATION
90 MO_RESET
Q907
START POSITION
DROP_DOWN_DETECT 84 DETECT SENSOR
(LOWER DIRECTION)
PH1242
Q908
SPEED
80 CURRENT_DET FG 19 DETECT SENSOR
PH1251
REMOTE CONTROL
SIRCS_IN 3 RECEIVER
IC841
AC CUT 6
28 EEPROM_DATA
27 EEPROM_CLK
13 15
X902
5MHz
TAV-L1
(Page 52)
13
IIC BUS
9 (Page 51)
D1271
STOP POSITION
TRANSCEIVER
D1272
DECELERATION START
POSITION TRANSCEIVER
AC CUT
17 (Page 57)