14BM2, 14BM2S/G
20BM2, 20BM2S/G
21BM2, 21BM2S/G
Checking the protector circuit.
NO
Normal
Blown out.
ON/OFFON
Replace the fuse.
Check IC701, D701 and C707.
D1001 (Power LED Green) turns on.D1001 (Power LED Red) turns on or turns ON/OFF.
The fuse is blown out again.
YES
Abnormal15-2Check IC801.
NO
NormalNormal
Check F701.
NO RASTERCheck CRT connector K1-K5 bias.Check C787.Does horizontal circuit oscillate ?
Check Secondary Main+B T701 pin (17) voltage (Approx. 115V)Normal
Check T701 pin (7) voltage (Approx. 310V at 220V AC)Check IC801, IC751, D605 and Q601.
TROUBLE SHOOTING TABLE
Normal
AbnormalAbnormal
Check R701, R707 and D709.Check R615 and R618.
Check D758, IC702, IC753 and R712.
channel for hotel mode.
#1Ch 1 is your selected
TE
TION NO15-1Set VOL UP/DOWN by R/C key.
Input 1, 3, 7 and 9 by R/C key.
TEL MODE APPLICA
HOTEL MODE ON PASSWORD ****
Select BLUE BACK function (under MENU-FEATURE selection) by R/C, press the -/� (one/two digit) key and keep pressing it for five second, then you can see the hotel mode with four digits password.mode will be ENABLE condition, you can switch on/off the hotel mode by using R/C (volume up/down) key.
b)Key in the four digits password starting with number �1�, �3�, �7�, �9�, then the hotel
Before set the hotel mode, it is better to choose CH 1 & set SOUND VOLUME level Up to 75% full scale. After set hotel mode, starting channel will be always ch 1 & maximum sound level out will be set to 75% of full scale.When using hotel mode, the user can ONLY control PICTURE, SOUND and FEATURE selection. But, It will return to the previous hotel mode setting condition, after power off. The user can�t use: � CH-SETTING (OSD become violet) and Preset. Other functions is allowed to be used.
A1 HOpower off (same as normal operation).
UThe purpose of this HOTEL MODE is to enable hotel authorized person to store the tuned programs as hotel channels, current volume as hotel volume (maximum volume), picture and sound setting. In addition, The user will not be able to select Preset and Channel-setting func- tions.How to enable/disable the �Hotel Mode� ? Ans:a)*We recommend:*If you set hotel mode in AV, starting channel will be the last ch which you received beforeCONDITION:
15 |
ACEC
SHARP
