- 8 -
4. SELECTING THE ADJUSTING ITEMS
1) Every pressing of CHANNEL
s
button in the service mode changes the adjustment items in the order of table-2.
(
t
button for reverse order)
5. ADJUSTING THE DATA
1) Pressing of VOLUME
;
+/– button will change the value of data in the range from 00H to FFH. The variable range
depends on the adjusting item.
6. EXIT FROM SERVICE MODE
1) Pressing POWER button to turn off the TV once.
■
INITIALIZATION OF MEMORY DATA
After replacing
EEPROM IC
, the following initialization is required.
1. Enter the service mode, then select any register item.
2. Press and hold the CALL button on the Remote, then press the CHANNEL
s
button on the TV. The initialization of
EEPROM IC
has b
een complated.
3. Check the picture carefully. If necessary, adjust any adjustment item above.
Perform “Auto tune” on the owner’s manual.
CAUTION: Never attempt to initialize the data unless
EEPROM IC
has been replaced.
7. TEST SIGNAL SELECTION
1) Every pressing of
a
button on the Remote Control changes the built-in test patterns on screen as described below
in SERVICE MODE.
Signals
Picture
• Red raster
• Green raster
• Blue raster
• All Black
• All White
R
All Black
All White
B
Signal off
G
Summary of Contents for 27WL56P
Page 19: ... 19 PACKING DISASSEMBLY A702B A702B A702A A702A Y130 Y170 Y101E Y101 A701A A703 ...
Page 29: ... 30 SIGNAL BOARD PD2131F U003 BOTTOM FOIL SIDE ...
Page 30: ... 31 SIGNAL BOARD PD2131F U003 TOP COMPONENT SIDE ...
Page 38: ......
Page 42: ... 1 48 27WL56P CONNECTOR ...
Page 43: ... 2 48 27WL56P AV_JACK ...
Page 54: ... 13 48 27WL56P SIGNAL ANALOG IN ...
Page 55: ... 14 48 27WL56P SIGNAL D IN A ...
Page 56: ... 15 48 27WL56P SIGNAL D IN B ...
Page 57: ... 16 48 27WL56P SIGNAL HDMI Link I2C ...
Page 58: ... 17 48 27WL56P SIGNAL HDMI Rx 2 Video Audio ...
Page 59: ... 18 48 27WL56P SIGNAL HDMI Rx 3 PWR Audio ...
Page 60: ... 19 48 27WL56P SIGNAL HDMI AUDIO PLL ...
Page 61: ... 20 48 27WL56P SIGNAL HDMI AUDIO DAC ...
Page 62: ... 21 48 27WL56P SIGNAL HDMI AUDIO OUT ...
Page 63: ... 22 48 27WL56P SIGNAL HDMI CONTROLLER ...
Page 64: ... 23 48 27WL56P SIGNAL EEPROM1 ...
Page 65: ... 24 48 27WL56P SIGNAL EEPROM2 ...
Page 67: ... 26 48 402 3A 409 1B 27WL56P SIGNAL OCM MEMORY I F ...
Page 68: ... 27 48 401 1A 409 1B 27WL56P SIGNAL FLASH MEMORY ...
Page 69: ... 28 48 27WL56P SIGNAL SYNC SEPA ...
Page 70: ... 29 48 27WL56P SIGNAL E2P OTHER ...
Page 72: ... 31 48 27WL56P SIGNAL CORTEZ REG 1 ...
Page 73: ... 32 48 27WL56P SIGNAL CORTEZ REG 2 ...
Page 74: ... 33 48 27WL56P SIGNAL CORTEZ REG 3 ...
Page 75: ... 34 48 27WL56P SIGNAL BOOT CONFIG ...
Page 76: ... 35 48 27WL56P SIGNAL SERVICE CONNECTOR ...
Page 78: ... 37 48 27WL56P SIGNAL AUDIO 1 2 ...
Page 79: ... 38 48 8 5 5 27WL56P SIGNAL AUDIO 2 2 ...
Page 80: ... 39 48 27WL56P SIGNAL CORTEZ 1 ...
Page 81: ... 40 48 27WL56P SIGNAL CORTEZ 2 ...
Page 82: ... 41 48 27WL56P SIGNAL DDR I F ...
Page 83: ... 42 48 27WL56P SIGNAL DDR SDRAM ...
Page 84: ... 43 48 27WL56P SIGNAL DDR TERMINATION ...
Page 85: ... 44 48 27WL56P SIGNAL DCDC CONV ...
Page 86: ... 45 48 27WL56P SIGNAL LVDS OUT ...
Page 88: ... 47 48 27WL56P SIGNAL Power Connector and Dimming ...