9
2) FOCUS ADJUSTMENT
•
Turn in a local station and adjust the Focus Control knob (located on FBT) for best picture
details at high light condition.
3) RF AGC DELAY ADJUSTMENT (S5)
•
Receive a good local channel.
•
Enter the service mode and select service adjustment S5.
•
You can see the OSD as shown in below.
•
Select RFAGCD item, press the volume up or down button until noise or beat in picture disappears.
•
Press the DISPLAY button to memorize the data.
2. ASSEMBLY ADJUSTMENTS
1) SCREEN ADJUSTMENT (S2)
•
Enter the service mode and select service adjustment S2.
•
You cna see the one horizontal line on the screen.
•
Adjust the Screen Control Volume (located on FBT) so that the horizontal line onscreen may be
disappeared.
•
Press the volume up or down button to exit in the screen adjustment mode.
IN THE SCREEN ADJUSTMENT MODE, DONT PRESS OTHER BUTTONS EXCEPT VOLUME UP OR DOWN BUTTON.
NOTE
ALIGNMENT INSTRUCTIONS
IF CONTROL
AUTO VCO OK
VIF VCO ADJ 33
AUTO HVCO OK
HVCO ADJ 04
AUTO RFAGC START
RF-DELAY 90
AGC POINT 3.75
VCO CH NO 22 AGC CH NO 10
Summary of Contents for DTQ-14P2/P3FCG
Page 7: ...BLOCK DIAGRAM 6...
Page 20: ...19 SCHEMATIC DIAGRAM...
Page 21: ...20 EXPLODED VIEW 1 DTQ 14V1FSG...
Page 22: ...21 EXPLODED VIEW 2 DTQ 14V3FSG...
Page 23: ...22 EXPLODED VIEW 3 DTQ 14V5FCG FSG...
Page 24: ...23 EXPLODED VIEW 4 DTQ 14U1FSG...
Page 25: ...24 EXPLODED VIEW 5 DTQ 20V1FSG...
Page 26: ...25 EXPLODED VIEW 6 DTQ 20V3FSG...
Page 27: ...26 EXPLODED VIEW 7 DTQ 20V4FSG...
Page 28: ...27 EXPLODED VIEW 8 DTQ 20U1FSG...
Page 35: ......
Page 42: ...7 TROUBLESHOOTING GUIDE 1 NO POWER Appendix...
Page 43: ...40 42 63 2 3 62 59 58 41 26 27 64 7 31 30 22 VCC 5V 41 8 C517 DEF 180V 39 40 12 14 15 16 33...
Page 44: ...40 42 7 31 30 22 63 64 2 4 26 27 50 48 43 Z502 4 5M Trap Check ATT FILTER Circut C603 51 9...
Page 45: ...31 30 11 7 40 42 22 63 59 2 64 Vcc 5V Check T SDA SCL SVC S5 Key input Vco adjust 10...
Page 46: ...41 14 15 16 34 40 40 38 5 6 1 5 Check the voltage 25V Vertical IC Vcc 25V 11...
Page 47: ...37 38 22 33 36 35 34 24 21 22 23 27 26 30 31 Vcc 5V 15 22 Vcc 5V Check the voltage 12...