Detailed Block Diagram (1/2) - Panasonic tc-l32e5 Service Manual

9.2.

Detailed Block Diagram (1/2)

P POWER
D7102
RECTIFIER
CF7102
LF7103,4
LINE
FILTER
F7101
1 2
JK7102
AC CORD
SW7402-7406
P2
CONTROL PANEL KEY
SW7401 9
KEY3(POWER ON)
8
IC7301,
POWER SW
Q7301, T7301 Q7504
D7506 PA7501
5
Q7502
PWM D7502
CONVERTER
3
2
D7507
1
IC7501
PC7302
PHOTO ERROR
COUPLER DETCT
7
AC PC7303 PHOTO
DETECT COUPLER
IC7800
10
LED
11
DRIVER
1 3
HOT H O T H O T COLD C O L D C O L D
P4 1 8 3 4 5 6
LCD PANEL
LED DRIVE
LCD
CONTROL
CIRCUIT
A MAIN
A02
KEY1
KEY1
2
KEY3
15
5.8VS
5.8VS
9
P15V
+16V
5
+16V
3
+16V
1
SUB_ON SUB_ON
13
BL_SOS BL_SOS
4
BL_ON BL_ON
6
BL_PWM BL_PWM
1 0
A15
IIC LCD
58
D4155
59 SOS_SENSE
VOFF2-6V
47
VON31V
46
57
+2.5V
+12.6V
55
D4123 D4124
OVP
13
AVD0_12.6V
16 PA4153
LVDS DATA 21 AVDD_ENB
38
SUB3.3V
5
VREF 1-6
DAC VOFF2-6V
10
49
VREF 8-12
IC4301
53
A16
VOFF2-6V
47
VON31V
46
57
+2.5V
55
13
AVD0_12.6V
16
LVDS DATA 21
38
VREF 1-6 5
10
49
VREF 8-12
53
31
VON31V AVDD12.6V
Q4102
IC5440
D4116 P15V USB5V
LEVEL
SHIFT
+5V
IIC_0
IC4101
IC5420 SUB5V
T-CON DCDC
SOS IIC TCON
+5V
D5179
D5178
IC5400 SUB3.3V
Q4103,04
+3.3V
-6V
GENE.
D5187 D5188
D5172
D5173
TC-L32E5
1
5.8VS
2
USB5V
3
SUB5V
4
SUB3.3V
5
6
P15V
7