Panasonic PT-VX400U

-61-
Chassis Block Diagrams
IC301
SCALER
<PW190>
P_FAIL
ON_3.3V
ON_15V
S5V
5V
SS5V
1.0V
S6V
IC5602Q5602
D3601
D5624/D5623/D5622
S3.3V
AC FILTER
BOARD
LAMP
BALLAST
2 45
5
4
2
X2
K8H
1 2
K8S
K6A
X1
K6CK6B
LAMP
AC CORD
K6R
K8R
POWER
R/C
MAIN
IC621
P.F.CONTROL
<FA5550>
12
1
1
2
3
2
6 5
11
10
9 8
7
T651
D662
D661
D663 D664
PC671
Power-On:H Power-On:H
Power-On:H Power-On:H Power-On:H
LAMP_SW (Power-On:L)
P-Fail:L
PC661
IC631
POWER OSC.
<MR4010>
Feedback
S6V
S16V
S-7V
ON_15V
LAMP_DC_ON
S6V
S16.5V
S-7V
1 2 5 6 8
IC8831
TEMP. SENSOR C
<
ADT75BRMZ
>
(LAMP) (PANEL) (ROOM)
IC8821
TEMP. SENSOR B
<
ADT75BRMZ
>
IC8811
TEMP. SENSOR A
<
ADT75BRMZ
>
215 93 94
Power-On:H
ON_1.8V
363
89
7
96
189
97
21
22
23
19
18
20 15 16
41 40 39
11
10
8
9
Power-On:H
ON_-7V
186
293,212
SCL0
SDA0
IC9885
SUB CPU
<LC87F2G08>
IC9001
DIMMER
CONTROL
<L3E08030F0A>
SW901
S16.5V
FAN_A
D3613
D592/D591
10
11
IC5621
S1.8V_PW
IC5821
S2.5V_PW
IC5841
S1.8V
IC5861
15.5V_PNL
FAN_SW1
FAN_B
IC7811
IC592
D3614
FAN_SW2
ON_3.3V
ON_-7V
LF601
SW902
RL601
Thermal
fuse
Lamp Cover SW
S3.3VA_PW
3.3VGAM
S3.3VD_PW
S3.3V_ALL
3.3V_MCU
3.3V
FAN_C
IC7841
D8092/D8093/D8094
Q5753
POWER_SW
PW_MASTER-SDO
PW_MASTER-SDI
PW_MASTER-SCK
LAMP_DC_ON
DIM_TX
DIM_RX
DIM_SCS
DIM_SCK
DIM_SDO
LRXD
LTXD
IC9886
FAN_ERR
1
2
4
SCIOUT
FAN_SW3
Q5700
Q5603
S-7V
POWER_SW
21
ON_1.8V
IC8091
IC8081
S3.3VSI
S1.2VSI
POWER_SW
ON_3.3V
Q5615
POWER_SW
PC663
P-On: H
P-On: H
IC3582
Q5704
Q5701
Q5755
POWER_SW
STATUS ON STAND BY
SIGNAL ECO NETWORK
LAMP_DC_ON H L
POWER_SW H L H
Power supply & protection circuit