1. Precautions 1. Precautions 1-1. Safety Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1-1. Warnings For continued safety, do not attempt to modify the circuit board. Disconnect the AC power and DC power jack before servicing.
1. Precautions 1-2. Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.
1. Precautions 1-4. Installation Precautions For safety reasons, more than a people are required for carrying the product. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause fire.
2. Product specifications 2. Product specifications 2-1. Feature & Specifications Model LA26B450C4H/LA26B457C6H Feature RF, 2_HDMI, 1-HDMI/DVI, 1-Component, 2-AV, D-Sub � Brightness : 450cd/m � Contrast Ratio : 2000:1 � Response time : 8ms � Dynamic contrast, PVA, TN � PIP(in HDMI 1, 2, 3, Component 1, PC Mode and Sub picture is available only in TV analog mode) �...
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2. Product specifications Model LA32B450C4H/LA32B457C6H Feature RF, 2_HDMI, 1-HDMI/DVI, 1-Component, 2-AV, D-Sub � Brightness : 450cd/m � Contrast Ratio : 2000:1 � Response time : 8ms � Dynamic contrast, Super-PVA � PIP(in HDMI 1, 2, 3, Component 1, PC Mode and Sub picture is available only in TV analog mode) �...
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2. Product specifications Model LA37B450C4H/LA37B457C6H Feature RF, 2_HDMI, 1-HDMI/DVI, 1-Component, 2-AV, D-Sub � Brightness : 450cd/m � Contrast Ratio : 2000:1 � Response time : 8ms � Dynamic contrast, Super-PVA � PIP(in HDMI 1, 2, 3, Component 1, PC Mode and Sub picture is available only in TV analog mode) �...
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2. Product specifications Model LA40B457C6H Feature RF, 2_HDMI, 1-HDMI/DVI, 1-Component, 2-AV, D-Sub � Brightness : 450cd/m � Contrast Ratio : 2000:1 � Response time : 8ms � Dynamic contrast, Super-PVA � PIP(in HDMI 1, 2, 3, Component 1, PC Mode and Sub picture is available only in TV analog mode) �...
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2. Product specifications CHANNEL FREQUENCY TABLE OUTPUT FREQUENCY : ANALOG fv:45.75MHz, fs:41.25MHz DIGITAL Fc:44MHz TUNING STEP SIZE : FIRST PLL 250KHz SECOND PLL 62.5KHz OSD CH NO CH NO CH NO CH NO Air-DTV Air-NTSC BAND Cable STD BAND Cable HRC Cable IRC 72.
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2. Product specifications OSD CH NO CH NO CH NO CH NO Air-DTV Air-NTSC BAND Cable STD BAND Cable HRC Cable IRC 499.25 ULTRA 498.00 499.25 505.25 ULTRA 504.00 505.25 511.25 ULTRA 510.00 511.25 517.25 ULTRA 516.00 517.25 523.25 ULTRA 522.00 523.25 529.25...
2. Product specifications 2-2. Specification Comparison to Old Models Model LA**B457C6H(26”/32”/37”/40”) LA**A450C1H(26”/32”/37”/40”) Design Display Type LCD TV LCD TV Built-in Tuner Resolution 1366 x 768 1366 x 768 LCD Panel TFT LCD Panel 60Hz TFT LCD Panel 60Hz Screen Size 22”/26”/32”/37”/40”...
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(AAA x 2) Power Cord 3903-00145 BN63-04269A (26”) Cover-Bottom BN63-05326A (32”) BN63-05327A (37”/40”) Owner’s Instructions Samsung Electronics Service center Cleaning Cloth BN63-01798B Warranty Card / Registration Card / Safety Guide Manual (Not available in all locations) Stand Screw x 4 6002-001294 BN90-01510A (26”)
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4 故障排除 4-4.旅馆交互模式 4-4-1.进入旅馆交互模式 在开启电源的情况下,INFO+MENU+0+1+EXIT。 4-4-2.旅馆交互模式数据 项目 初始值 说明 Hotel Mode 旅馆模式(独立待机)开/关 SI Vendor 选择 SI Vendor Power On Channel 在独立待机的旅馆模式下,电视将会切换到此特殊的信道 Power on source 电视在初始开启时选择输入源 Power On Volume 在独立待机的旅馆模式下,电视将会被切换到此音量级 Min Volume 在独立待机的旅馆模式下,用户可设置为最小音量级 Max Volume 在独立待机的旅馆模式下,用户可设置为最大音量级 前部显示屏(本地键)运行开/关 -关:解锁所有显示屏键 Panel Button Lock -开:锁定所有显示屏键...
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4 故障排除 项目 初始值 说明 DC Power Output DC 电源输出插孔的端口控制(5V/12V) 选择 RJP AV 源(AV1/AV2) RJP AV 如果优先设置插孔,当插孔被插入时会依照插孔的优先设置,相应的源会自动被设置 RJP Priority(AV) RJP Priority(PC) 如果优先设置插孔,当插孔被插入时会依照插孔的优先设置,相应的源会自动被设置 RJP Priority(HDMI) 如果优先设置插孔,当插孔被插入时会依照插孔的优先设置,相应的源会自动被设置 升级时钟数据的方法选项 -自动:从服务器获取时钟数据 Local time Manual -手动:手动时钟设置(没有 TTX 数据更新) -TTX:手动时钟设置(带有 TTX 数据更新) 选择记时方式(12H/24H) Time Format 12hour 测试...
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4 故障排除 4-5.独立待机旅馆模式 4-4-1.进入独立待机旅馆模式 在开启电源的情况下,MUTE+1+1+9+ENTER。 4-4-2.独立待机旅馆模式数据 项目 初始值 说明 旅馆模式(独立待机)开/关 Hotel Mode 选择 SI Vendor SI Vendor 在独立待机的旅馆模式下,电视将会切换到此特殊的信道 Power On Channel 电视在初始开启时选择输入源 Power on source 在独立待机的旅馆模式下,电视将会被切换到此音量级 Power On Volume 在独立待机的旅馆模式下,用户可设置为最小音量级 Min Volume 在独立待机的旅馆模式下,用户可设置为最大音量级 Max Volume 前部显示屏(本地键)运行开/关 -关:解锁所有显示屏键 Panel Button Lock -开:锁定所有显示屏键...
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4 故障排除 项目 初始值 说明 开机(交流电源开启)选项 Power On -STN-BY;待机模式 LAST OPT -Power on:开机 Option -LAST OPT:最后的电源状态 Auto PC 在待机模式,当 PC 源被连接到电视时,电视将自动开启并自动识别 PC 模式。 选择 RJP AV 源(AV1/AV2) RJP AV 如果优先设置插孔,当插孔被插入时会依照插孔的优先设置,相应的源会自动被设置 Priority(AV) 如果优先设置插孔,当插孔被插入时会依照插孔的优先设置,相应的源会自动被设置 Priority(PC) 如果优先设置插孔,当插孔被插入时会依照插孔的优先设置,相应的源会自动被设置 Priority(HDMI) 升级时钟数据的方法选项 -自动:从服务器获取时钟数据 Local time Manual -手动:手动时钟设置(没有...
6. Wiring Diagram 6-2. Connector Functions Connector Functions CN1001 <-> SMPS Supply dimming power from SMPS to Main Board. * defective symptom : abnormal Picture CN2001 <-> SPEAKERS Connection Main Board and Speaker. * defective symptom : No picture CN4007 <-> Function & IR Connection Main Board and Function &...