Hitachi L26a01a Users Manual

 
 
 
39 
 
 
 
TROUBLESHOOTING 
 
Before calling service technician, check the following tables first. If the problem is not be solved with the suggested 
procedures, contact your local dealer. For your safety, NEVER try to repair the product by yourself. 
When Following Messages Appear on the Screen 
Message Condition / Action Page 
Power Save This indicates it is in Power Save mode. (in RGB mode) 
The indicating lamp lights in orange. 38 
No Sync. Signal 
 The unit cannot detect any signals from any...

 
 
 
40 
 
 
TROUBLESHOOTING (continued) 
Symptom and Check List (continued)  
Symptoms Check list 
Page 
●  No picture – normal sound ● Check the value level of “Brightness” and “Contrast” in “Picture 
Menu”. 27 
●  The remote control does not 
work. 
● Check if the batteries are installed correctly.   ● The batteries might be exhausted. Replace them with new ones.   
● Remove all the obstructions in front of the sensor window on the 
unit.  
● Check if the buttons of the control panel can work....

 
 
 
41 
 
 
TROUBLESHOOTING (continued) 
Symptom and Check List (continued)   
 
Symptoms Check list 
Page 
● The image on the screen is moving in an 
oblique direction.   
(PC input mode only) 
● Adjust “Horizontal Clock” and “Clock Phase”. 32 
● The coarse horizontal stripes could be 
seen in full-display mode.   
(PC input mode only) 
● Adjust “Horizontal clock”. 32 
● The part of the image is lacking.   
(PC input mode only) AAAAA● Try “Auto Adjust”. 32 
● The horizontal stripes are moving...

 
 
 
42 
 
 
PRODUCT SPECIFICATIONS 
 
SPECIFICATION L26A01A L32A01A L37A01A 
Display dimensionsApprox. 26inches: 
(576 (H) × 324 (V)mm 
diagonal 660.5mm) Approx. 32inches: 
(698 (H) × 392 (V)mm 
diagonal 801mm) Approx. 37inches: 
(820 (H) × 461 (V)mm 
diagonal 941mm) 
Panel 
Resolution  1366(H) x 768 (V) pixels 
Net dimensions   including Stand: 
663(W)x509(H)x262(D)mm
excluding Stand: 
663(W)x470(H)x124(D)mmIncluding Stand: 
790(W)x602(H)x365(D)mm
Excluding Stand: 
790(W)x550(H)x122(D)mmincluding...

 
 
 
43 
 
 
 
PRODUCT SPECIFICATIONS (continued) 
Signal Input 
S-input connector pin specifications 
Pin Input signal 
1 Y 
2 Y-GND 
3 C 
4 C-GND 
Frame GND  
 
 
HDMI connector Input pin specifications 
 
Pin Input signal Pin Input signal 
1  T.M.D.S. Data2+  11  TMDS Clock Shield 
2  T.M.D.S. Data2  12  TMDS Clock - 
3 T.M.D.S. Data2-  13 CEC 
4  T.M.D.S. Data1+  14  Reserved (N.C.) 
5 T.M.D.S. Data1  15 SCL 
6 T.M.D.S. Data1-  16 SDA 
7  T.M.D.S. Data0+  17  DDC/CEC Ground 
8  T.M.D.S. Data0  18...

 
 
 
44 
 
 
PRODUCT SPECIFICATIONS (continued) 
Recommended Signal List 
With Component Video INPUT  
Signal mode 
No Signal 
name  Resolution  Vertical 
frequency  (Hz)  Horizontal 
frequency 
(kHz)  Dot clock 
frequency 
(MHz)  Remarks 
1 576i  720(1440) x 576 
50.00 15.63 27.00  EIA-861D 
2 480i  720(1440) x 480 59.94 15.73 27.00  EIA-861D 
3 576p  720 x 576  50.00  31.25 27.00  EIA-861D 
4 480p  720 x 480  59.94 31.47 27.00  EIA-861D 
5  1080i/50  1920 x 1080  50.00  28.13  74.25  EIA-861D 
6...

 
 
 
45 
 
 
PRODUCT SPECIFICATIONS (continued) 
Recommended Signal List (continued) 
With RGB input 
Signal mode 
No 
 Signal 
name Resolution Vertical 
frequency 
(Hz) Horizontal 
frequency 
(kHz) Dot clock 
frequency 
(MHz) Remarks 
1 640 x 400 70.09 31.47 25.18  
2 VGA 
640 x 480  59.90  31.47  25.18   
3 800 x 600 60.32 37.88 40.00  
4  1024 x 768  60.00  48.36  65.00   
5 VESA 
1280 x 1024  60.02  63.98  108.00   
6  1280 x 768  59.89  47.78  79.50   
7 VESA 
1360 x 768  60.02  47.71  85.50   
●...