Function Block Diagram - Philips SH3L 170X4 Service Manual

Key Key
Control Control
Board Board
Flash Flash
ROM ROM
AC to DC AC to DC
EEPROM EEPROM
Inverter Inverter
3.3V 3.3V
Board Board
12V 12V
BL_EN, Brightness BL_EN, Brightness

Function Block Diagram

170X4 BLOCK FUNCTION
LEDR,G/LF_LED LEDR,G/LF_LED
R+-/G+-/B+-/CLK+- R+-/G+-/B+-/CLK+-
R/G/B R/G/B
Schmitter Schmitter
HS/VS HS/VS
gate gate
DSUB_CA DSUB_CA
ISPSCL,SDA ISPSCL,SDA
DDC DDC
ADDR0/15, Data0/15 ADDR0/15, Data0/15
Bank, ROM_OE/WE, Bank, ROM_OE/WE,
Panel_ID Panel_ID
IIC IIC
2.5V 2.5V
Reg. Reg.
R/G/B R/G/B
DHS_LP DHS_LP
HMS2_E HMS2_E
Scaler Scaler
gm5125BC gm5125BC
DVS_FSYN DVS_FSYN
CLKH CLKH
2.5V/1.5V 2.5V/1.5V
Reg. Reg.
LF_PWR MOS LF_PWR MOS
B[RGB]0/1/2/ B[RGB]0/1/2/
Clk(N,P) Clk(N,P)
LF IC LF IC
F[RGB]0/1/2/ F[RGB]0/1/2/
Pacific Pacific
Clk(N,P) Clk(N,P)
1SA 1SA
FSTH FSTH
LP LP
POL POL
BSTH BSTH
CLKV CLKV
STV STV
GOE GOE
Panel PWR MOS Panel PWR MOS
170X4 31
9
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12V/3V3 12V/3V3
Panel ID Panel ID