ATEC-PANDA 2188 - C Bus Adjustment Test Method; Complete Set Adjustment Test Method; IF Adjustment Test; Set Main Power Supply

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MI
Item Ran
g
e Preset Note
MI
Item Ran
g
e Preset Note
English On/Off On BD 0•127 80
Espannol On/Off On SB 0•127 90
Portugues On/Off On
M7 H BLANK L 0•7 4
M2 AV2 On/Off Off H BLANK R 0•7 4
S-Video On/Off Off V.COMP 0•31 7
START.ON On/Off Off H.FREQ 0
•
63 24
OSD.. CONT 0•3 1 FBP.BLK.SW 0•1 0
Wide
0•127 20
Zoom
0•127 95 M8
SUB BASS
0•63 42
SUB TREBLE 0
•
63 42
M3 H-PHASE 0•31 11 LOGO TIME 0•60 12
V. POSI 0•63 28
V. SIZE 0•127 73 M9 FM GAIN 0•1 0
V. LIN 0
•
31 13 VIDEO LEVEL 0
•
7 7
V.SC 0•31 5 SUB CONT 0•127 127
OSD.H.d i s
p
la
y
0•63 20 SUB COLOR 0•127 127 NTSC
SUB COLOR 0•127 127 PAL
M4 RF AGC 0
•
63 20 SUB SHARP 0
•
63 63
SUB TINT 0•127 51
M6 R/B Balance 0•15 7 BRI ABL TH 0•7 4
R/B Angle 0•15 7 BRT ABL 0•1 0
5.2 Complete set adjustment test method
5.2.1 Set main power supply (+B)
Receive color bar signals, and set “Picture” to “Standard” status. Adjusting VR601, let +B
voltage = 117±0.5 V.
5.2.2 IF adjustment test
a) Connect 45.75 MHz 100 dB signal to TUNER IF test point.
b) Measure voltage of N201/PIN47.
c) Adjusting L204, let V
47
=3.4±0.1 V.
5.2.3 I
2
C bus adjustment test method
1. MENU3 for horizontal and vertical scan circuit adjustment, receive the signals of black-white