LG 50PT350B-SA (CHASSIS:PB11K) Service Manual ▷ View online
S7 Power Sequence
Appendix
Power Up Sequence
Time
Power
XTAL
3.3V
AVDD_DMPLL
Reset
(HI Active)
1.5V/1.8V
with
Other Power
1.26V
t
1
t
3
3.3V
VDDP
t
4
t
2
Note:
3.3V_AVDD_MPLL
(AVDD_DMPLL)
3.3V_AVDD_MPLL
(AVDD_DMPLL)
1.05V (VDDC)
3.3V_VDDP (VDDP)
1.5V/1.8V (AVDD_DDR0/1)
Other Power (AVDD_AU25,
AVDD_AU33,
AVDD_MEMPLL,
AVDD2P5_ADC…etc)
AVDD_AU33,
AVDD_MEMPLL,
AVDD2P5_ADC…etc)
S7 Power Sequence
Appendix
Time
Description
Min
Typ.
Max
Unit
t
1
XTAL stable to Reset falling
5
―
―
ms
t
2
Reset pulse width
5
―
―
ms
t
3
1.26V to Reset falling
5
―
―
ms
t
4
3.3VDDP to Reset falling
5
―
―
ms
Power Up Timing Requirements
S7 Power Sequence
# t2 : Reset Pulse Width : 40ms
Æ
OK
a) AC On
b) DC(Remocon) On
1 :X-tal
2 : 3.3V
3 : 1.26V
4 : Reset
S7 Power Sequence
1 :X-tal
2 : 3.3V
3 : 1.26V
4 : Reset
# t1 : Reset Pulse Width : 400ms
Æ
OK
# t3 : Reset Pulse Width : 400ms
Æ
OK
# t4 : Reset Pulse Width : 400ms
Æ
OK
# t1 : Reset Pulse Width : 120ms
Æ
OK
# t3 : Reset Pulse Width : 120ms
Æ
OK
# t4 : Reset Pulse Width : 120ms
Æ
OK
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