LZ-702W
5
COMPONENTS DESCRIPTION
Ref. No.
Application / Function
Operation / Condition / Compatibility
IC501
DC-DC CONVERTER
Controls SW8V and SW8.5V
IC502
ACC5.0V REG
Composes ACC5.0V
IC503
ACC3.3V REG
Composes ACC3.3V
IC505
SW5.0V REG
Composes SW5.0V
IC506
SW3.3V REG
Composes SW3.3V
IC801
OP AMP
Operation amplifier
IC802
0.5W SP AMP
0.5W speaker amplifier
IC901
REMOTE BUFFER
Buffer for remote signal
Q1
VCO
Oscillates PLL
Q100
COMP/SYNC BUFFER
Buffer for COMP/SYNC
Q102
SYNC-OUT MUTE SW
Mutes SYNC OUT
Q103
γ
R-SIGNAL BUFFER
Buffer for
γ
RED signal
Q104
γ
G-SIGNAL BUFFER
Buffer for
γ
GREEN signal
Q105
V.COM BUFFER
Buffer for V.COM signal
Q106
γ
B-SIGNAL BUFFER
Buffer for
γ
BLUE signal
Q109
DRIVER (FULL OSD)
Drives FULL OSD signal
Q110
V.SEL DRIVER
Drives V.SEL signal
Q111
COMP/SYNC MUTE
Mutes COMP/SYNC signal
Q114
R-SIGNAL MUTE
Mutes RED signal
Q116
G-SIGNAL MUTE
Mutes GREEN signal
Q117
B-SIGNAL MUTE
Mutes BLUE signal
Q200
TOUCH PANEL X1 SW
Puts voltage when panel-touched is detected, or X-axis input is on
Q201
TOUCH PANEL X0 SW
Puts voltage when X-axis input is on
Q202
TOUCH PANEL Y1 SW
Puts voltage when Y-axis input is on
Q203
TOUCH PANEL Y0 SW
Puts voltage when Y-axis input is on
Q204
TOUCH PANEL Y0/Y1 SW
Turns Y-axis input on. Turns X-axis input off.
Q300,301
RESET SW
Controls reset
Q302
DIM SENS / VCOM IN SW
Switches DIM SENS or VCOM IN signal
Q500,501
DC-DC CONVERTER SW
Controls DC-DC converter
Q502,503
POWER SUPPLY SW
Supplies power
Q504
P.ON SW
Controls P.ON
Q505
DC-DC CONVERTER SW
Controls DC-DC converter
Q506
ACC DET
Detects ACC
Q807,808
RIPPLE FILTER
Q810
Rch MUTE
Mutes right channel signal
Q811
Lch MUTE
Mutes left channel signal
Q812
ANALOG MUTE
Mutes analog signal