AL1716v Service Guide
Page 45
... power on, the system loading is about 400mA (3.3V is about 200mA and 1.8V is OK but the If=200mA(forward current) can 't meet current spec. For RSDS and Panel VCC=12V VLCD 5 +5V +3V3 R721 0` 1/16W R722 NC R727 10K` 1/16W 4 on_Panel_12V +5V +5V +12V VLCD_12V R718 NC/10K R729... used "Blue" parts circuit for VCC1.8V if you want to SSM12L(schottky diode). D704 SMAL140 P.S: The 1N4148 Vf=0.7V~1V can not meet LDO spec.
... power on, the system loading is about 400mA (3.3V is about 200mA and 1.8V is OK but the If=200mA(forward current) can 't meet current spec. For RSDS and Panel VCC=12V VLCD 5 +5V +3V3 R721 0` 1/16W R722 NC R727 10K` 1/16W 4 on_Panel_12V +5V +5V +12V VLCD_12V R718 NC/10K R729... used "Blue" parts circuit for VCC1.8V if you want to SSM12L(schottky diode). D704 SMAL140 P.S: The 1N4148 Vf=0.7V~1V can not meet LDO spec.
AL1716W Service Guide
Page 3
...max) x 100% Pre-Defined Timing Plug and Play Power Saving Input Signal Counter tolerance Normal Operation Standby, Suspend, Active Off Power Off Front Panel Buttons SPEC H 31kHz ~ 83kHz V 56Hz ~ 76Hz 205MHz 0.7Vp-p 75Ω Separate SYNC, Composite Sync 50Ω AC 100V ~ AC 220V ±...: 1.2.1 Test Condition Brightness level at max & contrast level at default full white pattern test mode following spec. The interface block will provide the DC power to cover page 1. 2 ACER AL1716W Go to interface board and LCD panel. Function Key Board LCD Panel Inverter Output +5V & DIM...
...max) x 100% Pre-Defined Timing Plug and Play Power Saving Input Signal Counter tolerance Normal Operation Standby, Suspend, Active Off Power Off Front Panel Buttons SPEC H 31kHz ~ 83kHz V 56Hz ~ 76Hz 205MHz 0.7Vp-p 75Ω Separate SYNC, Composite Sync 50Ω AC 100V ~ AC 220V ±...: 1.2.1 Test Condition Brightness level at max & contrast level at default full white pattern test mode following spec. The interface block will provide the DC power to cover page 1. 2 ACER AL1716W Go to interface board and LCD panel. Function Key Board LCD Panel Inverter Output +5V & DIM...
AL1716W Service Guide
Page 9
... Remark: The black luminance non-uniformity are two spots including 1.30mm and 0.4mm in diameter, they must be no defined by panel spec, therefore, we don't define the specification for brightness set to max. The contrast ratio is the minimum separation number for the smaller spot... Non countable 10 10 5 3 3 None MinimumSeparation N/ A 15mm 15mm 15mm 25.4mm 25.4mm Not applicable Allowable distance between 1000 lux. 8 ACER AL1716W Go to max. reflected light, there shall be at 0 viewing angle. Remark: optical response time vs gray scale, test condition for black ...
... Remark: The black luminance non-uniformity are two spots including 1.30mm and 0.4mm in diameter, they must be no defined by panel spec, therefore, we don't define the specification for brightness set to max. The contrast ratio is the minimum separation number for the smaller spot... Non countable 10 10 5 3 3 None MinimumSeparation N/ A 15mm 15mm 15mm 25.4mm 25.4mm Not applicable Allowable distance between 1000 lux. 8 ACER AL1716W Go to max. reflected light, there shall be at 0 viewing angle. Remark: optical response time vs gray scale, test condition for black ...