Component Placement
No | Description | No | Description |
|
|
|
|
1 | Main board | 5 | Speaker right |
|
|
|
|
2 | Keypad board | 6 | Power supply unit board |
|
|
|
|
3 | IR board | 7 | AC socket |
|
|
|
|
4 | Speaker left | 8 | Inverter |
|
|
|
|
Main Board Layout
Connector | Specification | Description |
|
|
|
CN19 | 13 pins/ROHS | Power supply from power converter board CN114 |
|
|
|
CN15 | 28 pins/ROHS | LVDS output signal (Between main board and panel) |
|
|
|
CN18 | 4 pins/ROHS | Audio power |
|
|
|
CN12 | 11 pins/ROHS | Keypad and IR control (connect to keypad board and IR |
|
| board) |
|
|
|
LED Indicators (all on main board)
Indicator | Blink Frequency | Failure Part |
|
|
|
Amber and aqua LED blinking | 1 sec interval | MCU Host link error |
|
|
|
Amber LED blinking | 1 sec interval | TAFE does not respond |
|
|
|
Aqua LED blinking | 1 sec interval | Tuner does not respond |
|
|
|
Amber LED blinking | 2 sec interval | Digital Demodulator does not respond |
|
|
|
Aqua LED blinking | 2 sec interval | Audio process does not respond |
|
|
|
Amber and aqua LED blinking | 2 sec interval | More than two I2C devices error |
|
|
|
I/O Connectors |
|
|
|
|
| |
|
|
|
|
|
| |
Name |
|
| Description |
| ||
|
|
|
|
|
| |
HDMI |
|
| Digital High Definition Input Video Input Connector with | |||
|
|
|
| HDCP - Type A |
| |
|
|
|
| • HDMI 1 (with HDMI audio in L and R) | ||
|
|
|
| • | HDMI 2 |
|
|
|
|
| • | HDMI 3 |
|
|
|
|
| Audio L and R must be set to PCM at the source across | ||
|
|
|
| HDMI. |
| |
|
|
|
|
|
| |
VGA |
|
| VGA monitor input with audio L/R (line in) | |||
|
|
|
|
|
| |
|
| • Digital (Optical) in Dolby Digital or PCM format) (S/ | ||||
|
|
|
|
| PDIF) |
|
|
|
|
| • Audio Output L and R stereo analog (RCA) | ||
|
|
|
|
|
| |
ANT/Cable in (RF input) |
|
| ||||
|
|
|
|
|
| |
Component High Definition Input | • | 1: Y, Pb, and Pr, and audio L and R | ||||
|
|
|
| • 2: Y, Pb, and Pr, and audio L and R | ||
|
|
|
|
|
| |
Serial |
|
| Serial input (Commercial use only) | |||
|
|
|
|
|
| |
Standard Definition Input |
|
| • AV Input 1: | |||
|
|
|
| • AV Input 2: | ||
|
|
|
|
|
| |
Service Port |
|
| USB (For firmware upgrade use) | |||
|
|
|
|
|
| |
TV Indicators and Controls |
|
|
| |||
|
|
|
|
| ||
POWER |
| Power button turns on the TV or places it in standby mode. | ||||
|
|
|
|
| ||
MENU |
| Menu displays the | ||||
|
|
|
|
| ||
SELECT |
| SELECT starts the Auto Sync function for a connected PC signal. In an | ||||
|
| OSD menu, selects the highlighted item in the OSD. | ||||
|
|
|
|
| ||
SOURCE |
| Source (SRC) selects the input Menu. In an OSD menu, this functions | ||||
|
| as a back button or moves you up one item or menu level. | ||||
|
|
|
|
| ||
+CH |
| Channel (CH) selects the next or previous channel. In an OSD menu, | ||||
| press these buttons to move up or down in the menu. | |||||
|
|
|
|
| ||
+VOL |
| Volume (VOL) raises or lowers the sound level. In an OSD menu, press | ||||
| these buttons to move right or left in the menu or to adjust an item. | |||||
|
|
|
|
| ||
LED Indicator |
| • Amber: TV is powering on (light turns off after about 30 seconds). | ||||
(left) |
| • HP Aqua Blue: TV is off but plugged into the power source. | ||||
|
| • No light: TV is on or AC power cord is disconnected. | ||||
|
|
|
|
| ||
Remote Control Sensor |
| Receives the signal from the remote control. | ||||
(Right) |
|
|
|
|
|
|
|
|
|
|
|
|
|
SimpleMenu |
|
|
|
|
| |
|
|
|
|
| ||
Main |
| Sub1 |
| Sub2/Options | ||
|
|
|
|
| ||
Picture |
| Mode |
| Vibrant | ||
|
|
|
|
|
| Standard |
|
|
|
|
|
| |
|
|
|
|
|
| Studio User |
|
|
|
|
|
|
|
|
|
|
|
|
| Brightness |
|
|
|
|
|
|
|
|
|
|
|
|
| Contrast |
|
|
|
|
|
|
|
|
|
|
|
|
| Saturation |
|
|
|
|
|
|
|
|
|
|
|
|
| Hue |
|
|
|
|
|
|
|
|
|
|
|
|
| Sharpness |
|
|
|
|
| ||
|
|
| Color Temp | Cool | ||
|
|
|
|
|
| Standard |
|
|
|
|
|
| |
|
|
|
|
|
| Warm |
|
|
|
|
| ||
|
|
| Aspect Ratio | Auto | ||
|
|
|
|
|
| 16:9 Mode |
|
|
|
|
|
| |
|
|
|
|
|
| 4:3 Mode |
|
|
|
|
|
| Zoom1 |
|
|
|
|
|
| Zoom2 |
|
|
|
|
|
| Panorama |
|
|
|
|
|
|
|
|
|
| PC |
|
| Auto Sync |
|
|
|
|
| ||
Audio |
| Mode |
| Voice | ||
|
|
|
|
|
| Standard |
|
|
|
|
|
| |
|
|
|
|
|
| Music |
|
|
|
|
|
| Other |
|
|
|
|
| ||
|
|
| Auto Volume | On | ||
|
|
|
|
|
| Off |
|
|
|
|
|
| |
|
|
|
|
| ||
|
|
| Virtual Surround | Off | ||
|
|
|
|
|
| Theater |
|
|
|
|
|
| |
|
|
|
|
|
| Music Hall |
|
|
|
|
|
| |
|
|
| Speaker |
| On | |
|
|
|
|
| ||
Setup |
| Caption |
| On | ||
|
|
|
|
|
| Off |
|
|
|
|
|
| |
|
|
|
|
|
| On Mute |
|
|
|
|
| ||
|
|
| Default Settings | Reset | ||
|
|
|
|
|
|
|
Wiring Diagram
HP LT3700 | page 2 |