P-Board (1 Of 2) Block Diagram - Panasonic TH-65PF10UK Service Manual

TH-65PF10UK

10.2. P-Board (1 of 2) Block Diagram

RF1601 3A
P9
K1601 K1602
F1601 L1601
3
AC CORD
L.F
F1602
1
AC INLET
D1601 D1602
TO P51
P52
AC_L 4
AC_N 1
7 8
RELAY RELAY
MAIN RUSH
P54
TO P53
VSUS_VCC 1 1 VCC-IN
TIMING
GND
CAP
4 5
BIAS
-GND
TH-65PF10UK
P-Board (1 of 2) Block Diagram
D1605 D1609
D1606
L1604
D1603 D1604
L1602 L1603 R1605
AC+ +AC C1620
L.F L.F R1606
R1607
G G
S S G G
S S
AC- -AC
R1631
R1608
D D
D D
R1632
ZD1602
R1633
(+4.7V)
10 7 3 1
VCC OCL VIN +S
R1644
(18V) (IDET) (VDET)
Q1604 MC1601 4
OVP
11 GATE
R1643
Q1605
PFC
PFC MODULE
9
6 ON/OFF
GND
<Exchange board only>
R221 R220 R219
R222
15 6
PFC-SUS BIAS-PFC
H:ON
(VCC-OUT) ON/OFF
3
PFC
MC202
RELAY/
PFC CONTROL MODULE
<Exchange board only>
L:ON
SUS
BIAS 11
ON/OFF
ON/OFF
2
L:ON
F201
D
Q203
R1635 Q205
S
G
D
Q201
R1636
S
G
D
R1637
Q204
Q206
S
G
D
R1638
Q202
S
G
R1639
Q1608
Q1609
R1642
1 2 6 5 10
GH SH GL SL SG
Zero Voltage IRS
Switching Controller
MC201
VDD I+ VCO
BIAS
12
Vsus Vsus
ON/OFF
13 POWER SUPPLY
<Exchange board only>
P POWER SUPPLY 1/2
40
COLD
HOT
P2
TO SC2
Vsus 178V
Vsus
1
T201
D251 R254
P1
D253 R257 VSUS
S1
P11
VR251 TO SS11
R277
C255 1 Vsus
R260 R266
R278
C256
P2 S2
R279
R261 R267
P56
TO P55
R264
R280
P1
6
D252 R262 5Vc_OUT
R268
S1 R281 R265 2 PFC_ON
D254
T1
7 HV(SUS)_ON
R282
8 Vs_STOP
T2
1 Vs_OUT
P2 S2
Q251 5 STB_IN
D255
9 25 24 22
I+ VCC STOP V+
0V
23
PC201
Vsus ON/OFF
HOT COLD
PC202
PFC ON/OFF
TH-65PF10UK
P-Board (1 of 2) Block Diagram