MiTAC 15EX-TA, Руководство по эксплуатации и руководство по устранению неисправностей

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LCD MONITOR 15EX
LCD MONITOR 15EX
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TA MAINTENANCE
TA MAINTENANCE
38
Test Pins
Pin Name I/O Drive Current Description
3 PSCAN in Enable automatic PCB assembly test. When this input is
pulled high, the
automatic PCB assembly test mode is
entered. An internal pull-down resistor drives this input
low for normal operation.
155 SCAN_IN1 in Scan input 1 used for automatic PCB assembly testing.
157 SCAN_IN2 in Scan input 2 used for automatic PCB assembly testing.
159 SCAN_OU
T1
out Scan output 1 used for automatic PCB assembly testing.
160 SCAN_OU
T2
out Scan output 2 used for automatic PCB assembly testing.
153 Reserved
154 Reserved
VDD / VSS for Core Circuitry, Host Interface, and Panel/Memory Interface
Pins Description
65, 40, 33, 12 PVDD4 ~ PVDD1 for panel / memory interface.
Connect to +3.3V.
Must be the same voltage as the CVDD’s.
149, 108, 58, 21, 11 SRVDD2-1, CVDD4, CVDD2-1 for core circuitry.
Connect to +3.3V.
Must be the same voltage as the PVDD’s.
158, 151, 140, 126, 114, 72, 61, 49, 41, 30,
18, 8, 1 Digital grounds for core circuitry and panel / memory
interface.
5.
5.
Pin Description Of Major Components
Pin Description Of Major Components
5.1 gmZAN1 Flat Panel Controller IC
5.1 gmZAN1 Flat Panel Controller IC
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4
4