Panasonic PT-RS30K

DIA-9
SECTION 4 SCHEMATIC DIAGRAMS
2.2. Power supply flow and timing chart
D5
DR8
POWER CORD
PF-PCB
IC6118
<SUB CPU>
D-PCB D-PCB
PB-P.C.B
A-P.C.B
DG-P.C.B
G-P.C.B
MAIN POWER
SWITCH
Supply to each circuits
through DC-DC converter
Supply to FAN
Control circuit
USB Socket
NORMAL STANDBY=Hi
ECO STANDBY=LOW (Power ON “Hi”)
Power ON : Hi
Supply to Main CPU
and other circuits
S1
G17
1
1
S-P.C.B
Control panel
R1
1
G9
1
R-P.C.B
IR Receiver
RR1
1
G14
1
RR-P.C.B
BF1
13
RR3
13
BF-P.C.B
IR Receiver
PF7
1 2
7 8
D1
1 4
D1
1 4
PF6
1 2
7 8
1
3
PB6
1
2
3
G2
1
3
DG3
PB3
1
3
5
7
8
9
10-14
14
1-3
PB5
1-18
21
PB4
22
25,26
29
1
3
G36
PF4
PB1
1
6-7
8
9
10
A1
1
3
5
6
9
PB2
1
6
7-8
10
PF5
1
2
15
16
7-8
9
10
11
DG1
G/P5
G/P6
A2
G/P5
G\P6
67
67
76
76
62
62
G3
1
3
5
6
7
8-11
12
DR-P.C.B
D-PCB D-PCB
PF9
1 2
7 8
D1
1 4
D1
1 4
PF8
1 2
7 8
D2
1
3 5 7 8
DR5
1
3 5 7 8
D5
DR7
D2
1
3 5 7 8
DR2
1
3 5 7 8
D5
DR8
DR-P.C.B
D2
1
3 5 7 8
DR5
1
3 5 7 8
D5
DR7
D2
1
3 5 7 8
DR2
1
3 5 7 8
+3.3VECO
+5VSTB
16V_A/B/C +12V
Output statusControl signal input status
Mode
+5V +16V +380V+3.3V+3.3VSTB
ECO
STANDBY
NORMAL
STANDBY
POWER ON
Hi
Low Low
Low
Hi Hi
STB_ON
LOWB_ON
(PB3-7) (PB3-8)
ー
(OFF)
ー
(OFF)
ー
(OFF)
ー
(OFF)
ー
(OFF)
ON
ON
ON
ON ON ON ON ON ON ON ON
ON
(Boost)
(Boost OFF)
ON
ー
(OFF)
ー
(OFF)
ー
(OFF)
ー ー
(OFF)
ー
(OFF)
ー
(OFF)
ー
(OFF)
ー
(OFF)
AC Plug IN
IC3501
<MAIN CPU>
Main SW ON POWER ON
380V_A_AC
LOWB_ON
RELAY_ON
STB_ON
+3.3VSTB
+5VSTB
+3.3VECO
+5V / +12V /+16V
POWER SUPPLY TIMING CHART (ECO STANBY MODE)
AC Plug IN Main SW ON POWER ON
380V_AC_A
LOWB_ON
RELAY_ON
STB_ON
+3.3VSTB
+5VSTB
+3.3VECO
+5V / +12V /+16V
POWER SUPPLY TIMING CHART (NORMAL STANBY MODE)
SUB CPU ON SUB CPU ON
LOW B ON
LD ON
LOW B ON
LD ON
MAIN CPU ON MAIN CPU ON
LD1S LD2S LD1B LD2B
POWER SUPPLY
CIRCUIT
POWER
CPU
380V_A
380V_A
P16V_A
P16V_A
380V_B
P16V_B
380V_A
P16V_A
40V 80V 12V
3.3V
-120V
40V 80V 12V
3.3V
-120V
40V 80V 12V
3.3V
-120V
40V 80V 12V
3.3V
-120V
40V 80V 12V
3.3V
-120V
40V 80V 12V
3.3V
-120V
40V 80V 12V
3.3V
-120V
40V 80V 12V
3.3V
-120V
P16V_A
380V_B
380V_A
P16V_B
380V_A
P16V_A
380V_B
P16V_B
380V_B
P16V_B
380V_B
UART_TXD/RXD_A
RELAY_ON
P16V_A_STB
P16V_B
AC_OFF_DET_A
380V_A_AC
UART_TXD/RXD_A
RELAY_ON
P16V_A_STB
AC_OFF_DET_A
+3.3VECO
+3.3VSTB
+5V
STB_ON
LOWB_ON
+3.3VSTB
+3.3VSTB
+5VSTB
+3.3V_A
+3.3V_B
+12VB
+3.3VECO
3.3V_ECO
+3.3VECO
+5V
STB_ON
CPU_LOWB_ON
PWR_DOWN
U_R8_TXD/RXDA/B
AC_OFF_ECOSTB
+17V_DG_1
+17V_DG_2
+16V_A
+16V_B
+16V_C
+5V
PWR_DOWN
CPU_LD2
+5VSTB
+3.3VSTB
+5V
AC_OFF
CPU_LOWB
+5VSTB
+3.3VSTB
G1
G/P5
37
DG2
G/P5
37
39
39
27
27
29
29
+5VSTB
+3.3VSTB
16V
+3.3VSTB
+5VSTB
3.3V
+12VB
16V
ECO STANDBY
5V_STB(USB1)
5V_STB(USB2)
STB5V_USB1
STB5V_USB2
PWR_DOWN
UART_RXD/TXD_A/B
AC_OFF_ECOSTB
PWR_DOWN_B
380V_B
UART_TXD/RXD_B
P16V_B
PWR_DOWN_B
DC-DC
DC-DC
DC-DC
DC-DC
DC-DC
DC-DC
DC-DC
SW
SW
SW
NORMAL STANDBY
POWER ON
TR
REG.