DAEWOO ELECTRONICS DSL-19M1WCD Service Manual page 15

Lcd combo
Table of Contents

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GNDS
167
AG
A1P
168
AI
GNDS
169
AG
B1P
170
AI
GNDS
171
AG
C1P
172
AI
AVDD_A
173
AP
AN
174
AI
AGND
175
AG
SV2P
176
AI
GNDS
177
AG
A2P
178
AI
GNDS
179
AG
B2P
180
AI
GNDS
181
AG
C2P
182
AI
AVDD_B
183
AP
BN
184
AI
AGND
185
AG
SV3P
186
AI
VDD18_AB
158
AP
GNDS
187
AG
A3P
188
AI
GNDS
189
AG
B3P
190
AI
GNDS
191
AG
C3P
192
AI
AVDD_C
193
AP
CN
194
AI
AGND
195
AG
SV4P
196
AI
GNDS
197
AG
A4P
198
AI
GNDS
199
AG
B4P
200
AI
GNDS
201
AG
C4P
202
AI
AVDD_SC
203
AP
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'A' for channel 1.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'B' for channel 1.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'C' for channel 1.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Power (3.3V) for ADC of Channel-A. Must be bypassed with 0.1uF capacitor to the analog system
ground plane.
Negative analog input 'A' for channels 1 through 4.
This acts as the return Path for the Sources connected to Channel-A Inputs. This has to be AC coupled
using a series 20 Ohm resistor and 0.1uF Capacitor network to Analog Ground Plane on board.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog sync input for channel 2.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'A' for channel 2.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'B' for channel 2.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'C' for channel 2.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Power (3.3V) for ADC of Channel-B. Must be bypassed with 0.1uF capacitor to the analog system
ground plane.
Negative analog input 'B' for channels 1 through 4.
This acts as the return Path for the Sources connected to Channel-B Inputs. This has to be AC coupled
using a series 20 Ohm resistor and 0.1uF Capacitor network to Analog Ground Plane on board.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog sync input for channel 3.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Power (1.8V) for A & B Channels. Must be bypassed with 0.1uF capacitor to the analog system
ground plane.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'A' for channel 3.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'B' for channel 3.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'C' for channel 3.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Power (3.3V) for ADC of Channel-C. Must be bypassed with 0.1uF capacitor to the analog system
ground plane.
Negative analog input 'C' for channels 1 through 4.
This acts as the return Path for the Sources connected to Channel-C Inputs. This has to be AC coupled
using a series 20 Ohm resistor and 0.1uF Capacitor network to Analog Ground Plane on board.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog sync input for channel 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'A' for channel 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'B' for channel 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Ground. Must be directly connected to the analog system ground plane on board.
Positive analog input 'C' for channel 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
Analog Power (3.3V) for ADC of SYNC Channel. Must be bypassed with 0.1uF capacitor to the analog
system ground plane.

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