Grundig SCENOS UMS 4400 DVD Serviceanleitung Seite 26

SG1/KS1
SG2/KS2
Control SG3/KS3
DIN SG4/KS4
SG5/KS5
DOUT
Serial
SG6/KS6
Data
CLK
Interface Display Memory
SG7/KS7
(20 bits x 16 Words)
SG8/KS8
STB Segment
Driver/
SG9/KS9
SG10/KS10
Grid
VDD
Driver/
SG11/KS11
R
Key Scan SG12/KS12
OSC Timing Generator
Output
OSC
SG13/GR16
SG14/GR15
SG15/GR14
SW1 SG16/GR13
SG17/GR12
SW2 General
Key Matrix Memory
SG18/GR11
Input
SW3 Register
SG19/GR10
SG20/GR9
SW4
LED1
GR1
GR2
LED2
GR3
LED
LED3
Grid
Driver GR4
Driver
LED4 GR5
GR6
LED5
GR7
Dimming Circuit GR8
K1 K2 K3 K4 VDD GND VEE