Sanyo PLC-SW30 - Image Level Adjustments (Video); Fine-tuning Video Image

-34-
■ Power Supply Lines
246
AV BOARD
Lamp Error: H
Lamp-On: L
FN902
FN905
FN901
12
12 12
FN904
12
FN903
12
FN906
12
16V
5V_AU
5V
-
5V
16V
5V_AU
5V
-
5V
CN101 CN102
UNIT_POWER
BRIDGE
DIODE
P. F .
CONTROL
MC201
FAN CONTROL
MC202
FAN CONTROL
MC203
FAN CONTROL
IC301
POWER
OSC.
T101
CONVERTER
TRANS.
PC301 PC302 PC303
834-5 10 32 74859
834-5 10 32 74859 5143
AC INPUT
THERMAL SW
FUSE
FILTER BOARD
K6A
K601
CN100
IC5641
12V
Q2501
ON_15V
15VL
IC5642
9V
L2511
15VP
D5641
IC5631
3.3V
IC491
1.8V
D491,D492
L370
5V_PW
IC371
IC102
3.3V_M
Q372
1.5V_PW
Q371
3.3V_PW
IC392
2.5V_PW
D5631 D2511 D101
Q3582
5VA
5V_SW
SW BOARD
LAMP COVER SW
UNIT_LAMP BALLAST
IC1871
COMPARATOR
IC301
SYSTEM
CONTROL
IC8821
TEMP.
SENSOR
SENSOR BOARD
12V
5V
-
5V
FAN_SW
FAN_CONT1 FAN_CONT2 FAN_CONT3
IC1802
EXPANDER
IC3561
DAC
IC1882
SUB CPU
IC1881
INVERTER
PC303 PC501 PC300
5V
LAMP_POW
LAMP_PWM
FAN_ERR
IC4801
NAND
RXL
TXL
SCEL
5143
CN300
15VB
375V
IGNITOR
K48L
K8811
SW8801
K48K
MAIN BOARD
Power Fail: L
Power Fail: L
Fan Error : L
Stand-by : L Stand-by : L
PWM
Lamp-On: H
Power-On: H
BLUE
LCD
PANEL
GREEN
LCD
PANEL
RED
LCD
PANEL
15VP
19 16 15 14
174
6 5
4 7 8 3
3
2
74 72
140 178
K50B K10E
K25B K25G K25R
K8H
K88A
CN201 K8B CN202 K8A
FAN1
FAN2
FAN3
FAN3 FAN2 FAN1
IC8802
TEMP.
SENSOR
IC8801
TEMP.
SENSOR
5V
P_SCLK1/SDA1
IC1811
BUFFER
LAMP_ERR
Fan Lock : H
PRIMARY CIRCUIT
6
1
4
9
2
11
4
Q5611
D5622
D5624
D5619
D5612
K66A
K66B
K66C
K66D
K66E
K66F
Lamp Error: H
● Power supply circuit, Protection circuit and Fan control circuit