-40-
Chassis Block Diagrams
POWER
MAIN
FANNE
T
KEY
LAMP BALLAST
IC001
AUDI
O-
OUT
<L
V49152>
IC5101
AUDIO
-SW
<NJW1156>
R/C RECEIVER
POWER SUPPL
Y
SW901 LAMP CO
VER
SWIT
CH
P.F.
C
ONTROL
SP901 SPEAKER
MUTE
OUT_DE
T
LAMPDC_O
N
POWER_SW_A
Q2816
R/C
LP_IR
IR0
4
ON:H
ON:H
ON:H
ON:H
ERROR:H
P-
ON:H
2
1
1
Mute On:H
Po
wer On:L
L/R
VOL
UME
LAMPC
TRL
FAN_ERR
LAMP_SYNC
139
ON:H
DDP_RD
Y_LED
42
229
137
138
276
98
43
DDP_3D_LED
MCU_LAMP_LED
MCU_RD
Y_LED
MCU_PWR_LED
140
PF
AIL
DDP_LAMP_LED
143
FAN_SW_BUFF
135
230,141, 44
228
UA
RT
3_LMPCTL_T
XD
BALLAST_
TX
D
BALLAST_RX
D
LAMPST
AT
KE
Y
CONTROLS
KE
Y
CONTROLS
SCL1/SD
A1
SCL2/SD
A2
226,307
SCL0/SD
A0
274,351
223,304
IC401
DLP DATA PROCESSOR
DDP2431
Q2813
Q2814
Q2812
Q2811
D2813
D2816
D2818
Q5152
Q5151
LAMP REPLA
CE
D2811
3D
W
ARNING
POWER
IC4721 NAND
IC4701
8
1
4
12
22
21
12
11,10,9
11
4
1
13
15
20
19
23
5
K8A
K6R
K47A
CN2
1
4
5
FA
N
CONTROL CIRCUIT
KEY SWIT
CH
SCL0_5V/SD
A0_5V
1
3
K00A
K47B
1 3
1 2
IC2851
IC4511
IC4501 SUB-
CPU
<MB95F353EPFT>
DDP_SDO/DDP_SDI DDP_SCK
KEYPD_PWR
UA
RT2_232C_MCU
UA
RT2_MCU_232C
K8B
K07A
K68A
K07B
15
17
19
21
23
10
3
|
11
29
23
25
27
29
31
47
33
|
49
48
1 3
40
42
44
LAMPC
TRL
Po
wer-
On:
H
Standb
y:
L
Po
wer-
On:
H
Error:
H
Error:
L
Network Standb
y:
L
Eco Standb
y:
H
Po
wer F
ailure:
H
LAMPDC_ON
305
POWER_SW_A
POWER_SW_A
DDP_TEMP_LE
D
DDP_PWR_LED
System control