Diamond View DV154, Service Manual

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DV154 /154B LCD Monitor Service Guide
Engineering Specification
3
2. Operational Specification
2.1 Power supply
Item Condition Spec OK N.A Remark
Input Voltage range Universal input full range 90~264VAC /47~63Hz
√
Input Current range
90 ~ 264VAC < 2.0 Arms
√
Power Consumption Normal “On” operation < 40 Watts
√
LED: Green
DPMS
DPMS “Off” state < 3 Watts
√
LED: Amber
Inrush Current 110 VAC
220 VAC < 30 A (peak)
< 60 A (peak)
√
Cold-start
Earth Leakage Current
264 VAC/50Hz < 3.5 mA
√
Hi-Pot 1. 1500VAC, 1 sec
2. Ground test: 30A, 1sec Without damage
< 0.1 ohm
√
(on-line test)
(in-lab test)
Power Line Transient IEC1000-4-4 1KV
√
IEC1000-4-5 (Surge) Common: 2KV,
Differential: 1KV
√
CCFL operation range
90 ~ 264VAC 4mA ~ 7.5mA
√
Each connector
CCFL Frequency 90 ~ 264VAC 40KHz ~ 60KHz
√
Power cord Color: White or Black
Length: 1800
+/-
20 mm
√
Depends on shipping
requirement (99 level)
2.2 Signal interface
Item Condition Spec OK N.A Remark
Signal Cable
15 pin D-Sub Color: White or Black
Length: 1770
+/-
30 mm
√
Depends on shipping
requirement (99 level)
DVI
√
Pin assignment 15 pin D-sub connector See Note-1
√
For 15 pin D-sub
Video input Signal type Separate analog R,G,B
√
For 15 pin D-sub
Level 700 mV (peak to peak)
√
Impedance 75 Ohms +/- 1.5 Ohms
√
Sync input Signal type Separate H/V-sync
Composite H/V-sync
(Positive/Negative)
√
For 15 pin D-sub
Level Logic High: 2.4V ~ 5.5V
Logic Low: 0V ~ 0.5V
(TTL level)
√
Refer to VESA VSIS
Standard V1R1
Impedance Minimum 2.2K
Ω(pull down)
√
10K
Ω
for application
Sync Pulse Width(SPW) 0.7
μ
s < H-SPW
1H < V-SPW
√
Note-1: The pin assignment of 15 pin D-sub connector is as below,
1 5
6
10
11 15