Magnavox 19ME601B Service Manual Page 61

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9-12
[TYPE C]
1. System Control Block Diagram
TO
LED BACKLIGHT DRIVE
BLOCK DIAGRAM
TO
POWER SUPPLY
BLOCK DIAGRAM
PROTECT1
P-ON-H2
CN3103
CN3701
CN3701
Q3006
Q3005
PROTECT3
BACKLIGHT-SW
BACKLIGHT-ADJ
KEY SWITCH
IR SENSOR CBA UNIT
LED CBA UNIT
FUNCTION CBA UNIT
MAIN CBA
CN601
CN601
AL+3.3V
P-ON+5V
CN4101
R12
IC3005
(MAIN MICRO CONTROLLER)
DIGITAL MAIN CBA UNIT
XOUT25
XIN25
X3001
25MHz
OSC
H15
H16
PROTECT3
B13
PROTECT1
C13
KEY-IN1
A15
BACKLIGHT-SW
E2
LED1
J16
P-ON-H2
B16
REMOTE
C14
F3
BACKLIGHT-ADJ
IC3006 (MEMORY)
SCK
SI
SO
T11
P11
R11
P12
6
5
2
1
T12
SCL
SDA
CS
SCK
SIN
SOUT
CS
TO
VIDEO/AUDIO
BLOCK DIAGRAM
AUDIO-MUTE
AUDIO-MUTE
G13
SCL
SDA
4
3
TU3401 (TUNER UNIT)
REMOTE
SENSOR
RS4051
AL+3.3V
D4051
STANDBY
D4101
POWER
P-ON-H2713
P-ON+5V11
KEY-IN166 KEY-IN133
CN3102
CN4051
CN4052
CN4002
REMOTE22
LED155
PROTECT1515
PROTECT3416
BACKLIGHT-SW
218
BACKLIGHT-ADJ
317
FL11.0CBLS
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