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Chassis Block Diagrams
Eco-Standby (Sub -CPU)
POWER BOARD
K8R
POWER_SW_MCU_A
273
MCU_STAT
IC301
97
PW190
PW_MASTER_SD0
MASTER_SDI
IC6942
MASTER_SCK
IC891
RC_MCU
K8R
K6R
S16V
1
Q683
2
ES16V
POWER
5
ES6V
S6V
6
S-5V
ES-5V
9
ECO-STANDBY STATE
SERIAL-STANDBY STATE
OPERATING STATE
1
7
IC4501
SUB-CPU
8
9
15
12
14
MCU_EX_UART
EX_MCU_UART
ON_DC
16V
S16V
Q3611
POWER_SW_MCU
POWER_SW_MCU
Q3641
S6V
Q3642
ES3.3V
IC4595
ES-5V
IC4581
Q3695
S-5V
Q3694
Q3692
POWER_SW_MCU
TABLE FOR PROJECTOR STATE AND CONTROLSIGNAL
CONTROL SIGNAL
POWER_SW_MCU
LAMP_DC_ON
L
H
H
11
MCU_FILTER_LED
17
MCU_POWER_LED
18
MCU_READY_LED
19
MCU_LAMP_LED
21
MCU_TEMP._LED
CPU_EX_UART
IC6961
EX_CPU_UART
MAIN
STANDBY-
POWER
ES6V
L
ON
H
ON
H
ON
- 68 -
IC301
LED
IC3801
S16V
S6V
S-5V
OFF
OFF
OFF
ON(OFF)
ON
ON
ON
ON
ON
Control
Port
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