Fan/Motor Drive - Panasonic PT-D3500U Service Manual

PT-D3500U / PT-D3500E

14.4. Fan/Motor Drive

Fan/Motor Drive
A22
IC2502, IC2503
33SCL7
IIC
33SDA7
SWITCHES
IC2507
MAIN CPU
HIGH CONTRAST
LENS SHIFT
APERTURE
A23
8
IC3635
IC3627
LENS SHIFT LENS SHIFT
2
IRIS
LIMITER DRIVER
DRIVER
IC3612 Q3619 IC3614
Ctrl
REGULATOR REGULATOR
OUTFAN_S
A30 A27
EXHAUST
IC3625
REGULATOR
Q3605, Q3606
SCL
2
CONVERTER
SDA
4
Q3621 IC3618 Q3623 IC3623
Ctrl Ctrl
REGULATOR REGULATOR
LMPFAN_S DMDFAN_S
A31 A29
LAMP INTAKE
56
ZOOM/FOCUS
A21
A-P.C.Board
IC3628
ZOOM1
ZOOM/
ZOOM2
FOCUS
FOCUS1
DRIVER
FOCUS2
IC3608 IC3613 IC2522
SCL
D/A EXT.
REGULATOR
SDA
CONVERTER I/O
4
AUDIO_VR
(to A3)
IC3049
12
(FPGA)
COOLING FAN
CONTROL/
ROTATION DETECTION,
HIGH CONTRAST
APERTURE CONTROL,
Q3629
LENS SHIFT CONTROL
Ctrl
4
FAN1_S
CW