Setting Inspection - Panasonic TX-49GXF937 Service Manual

Setting Inspection

Voltage Confirmation
A board
Description
PNL12V
SUB5V
USB1
USB2
USB3
USB-WiFi
SUB3.3V
HDMI3.3V
SUB_AI_3.3V
LNB_PWR1
LNB_PWR2
DEMOD1V0
SUB_CI_5V
SUB_CI_5V-B
DSP1.8V
EMMC1.8V
STB3.3V
VCCK1.0V
CPU1.0V
PMIC5.3V
GPU1.0V
STB1.2V
STB1.05V
DDR_VPP_2.5V
DDR_VTT
P board
Description
64V
16V
5V
PFC
* Connect AC 230V to JK7101 connector of P-PCB.
** Set main switch is ON (SUB_ON to 2.5V), PWM1-2 and BL_ON signals are connected 3.3V.
*** Beware , for testing of PFC use the GND (TP7204-7206) in Hot area of P board – risk of electric shock.
Test point
TP4059
TP5221
TP8711
TP8701
TP8705
TP8718
TP5201
TP4514
TP2206
TP6702
TP6703
TP5705
TP6406
TP6506
TP3404
TP5240
TP5290
TP8200
TP8201
TP8202
TP8204
TP8203
TP8205
TP8206
TP8404
Test point
TP7850-7852 and GND TP7407-7409
TP7850-7852 and GND TP7407-7409
TP7417 and GND TP7407-7409
TP7201-7203 and
GND TP7204-7206***
13
Voltage
12.0V ± 1.2V
5.18V ± 0.25V
5.10V ± 0.25V
5.10V ± 0.25V
5.10V ± 0.25V
5.20V ± 0.28V
3.31V ± 0.15V
3.35V ± 0.17V
3.30V ± 0.17V
18.0V ± 1.0V
18.0V ± 1.0V
1.02V ± 0.10V
5.1V ± 0.25V
5.1V ± 0.25V
1.8V ± 0.09V
1.80V ± 0.09V
3.36V ± 0.15V
1.02V ± 0.05V
1.00V ± 0.10V
5.30V ± 0.25V
1.00V ± 0.10V
1.20V ± 0.06V
1.05V ± 0.06V
2.51V ± 0.12V
0.60V ± 0.05V
Voltage* Voltage**
<1V 68V ± 10V
<1V 16V ± 0.6V
5.25V ± 0.2V 5.25V ± 0.2V
<340V 390V ± 15V