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Service Manual CP-785F
5-9-2 TV normal run and stand-by mode operations
Depending on remote control commands, I501 microcontroller part pin 63 (power) is set to:
- high for normal run mode
- low for stand-by mode
a) TV on normal run mode
* I501 microcontroller part pin 63 (power) effect
I501 microcontroller part pin 63 (power) is connected to the following circuit:
I 8 1 0
C O N T R O L L E D
R E C T I F I E R
R 8 2 0
R 8 3 0
C 8 3 0
R 8 2 9
Q 8 0 8
6 V D C
1 1 V D C
R 8 7 0
D 8 1 1
Q 8 1 1
Q 8 0 9
Q 8 0 7
Q 8 1 0
L O W
L O W
L O W
L O W
H I G H
H I G H
C O N D U C T I N G
P O W E R
H I G H
N O T
C O N D U C T I N G
I501 microcontroller part pin 63 (POWER) effect
Summary of Contents for DTE-29U1TH
Page 67: ...Service Manual CP 785F 66 7 Exploded view ...
Page 68: ...Service Manual CP 785F 67 8 PCB Layout 8 1 Main PCB ...
Page 69: ...Service Manual CP 785F 68 8 2 AV PCB ...
Page 70: ... 69 Service Manual CP 785F 9 Circuit Diagram ...
Page 71: ...NEC Corporation 7 1 SHIBA 5 CHOME MINATO KU TOKYO 108 8001 JAPAN ...