Zenith C27A25, Service Manual

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CM154
2-2
XC - FACTORY MENU
905-10525 FACTORY MENU (continued)
17 RED CUT: B&W tracking adjustment. Range is 0 to
254. Typical value is 0.
18 GREEN CUT: B&W tracking adjustment. Range is 0-
254. Typical value is 0.
19 BLUE CUT: B&W tracking adjustment. Range is 0-254.
Typical value is 0.
20 GREEN GAIN: B&W tracking adjustment. Range is 0-
255. Typical value is 144.
21 BLUE GAIN: B&W tracking adjustment. Range is 0-
254. Typical value is 144.
22 60HZ SW: (60 Hertz Switched) The range is 0 to 2.
Set to 2.
23 WHITE COMPRESS: (White Compression) The range is
0 to 1. Set to 1. 0 = Enable and 1 = Disable.
24 6 KEY SYSTEM: Keyboard type. Set to 1 for 6 key and
0 for 10 key.
25 FRONT JACK: 1 = enabled, 0 = disabled
26 XTAL SELECT: Select the xtal oscillator for OSD. range
is 0-1
27 SOUND ATT: Composite audio level adjustment . Range
is 0 -63.
28 SOUND ATT2: Composite audio level adjustment for
tuner 2. Range is 0 -63.
29 RF AGC: (Rf Automatic Gain Control) Range is from 0-
63. 48 is a general setting. Tune in weakest available
channel and adjust for a snow- free picture.
30 PIF VCO: Range is 0-127. 70 is typical.
31 AUDIO ATT: Audio Attenuator for main tuner. Range
is 0-15. 9 is typical.
32 AUDIO VCO: Audio voltage controled oscillator. Range
is 0 -63. 31 is typical.
33 AUDIO FILTER: (Second Audio Program Voltage-Con-
trolled Oscillator) Stereo, SAP, and dBx filter adjust-
ment. Range is from 0-63.
34 AUDIO SPECTRL: Adjustment of stereo separation
(3kHz). Range is 0-63.
35 WIDE BAND: Adjustment of stereo separation
(300kHz). Range is 0-63.
36 DELAY PIP SELECT: Delay of output signal. Range is
0 -15. Typical is 15.
37 PIP V LEV: PIP auto gain control. Range is 0 - 15 .
Typical is 14.
38 YOFSET: PIP luminance offset. Range is 0 - 3. Typical
is 0.
39 PIP PLLITC: PIP PLL syncronization. Range is 0 - 3.
Typical is 0.
40 PIP HFP: PIP horizontal fine position. Range is 0 -
31. Typical is 0.
41 PIP INCRA: PIP Regenerated Color Carrier Frequency.
Range is 0 - 31. Typical is 15.
42 PIP RED CUTOFF: Adjustment of blanking level. Range
is 0 - 15. Typical is 0.
43 PIP GREEN CUTOFF: Adjustment of blanking level.
Range is 0 - 15. Typical is 0.
44 PIP BLUE CUTOFF: Adjustment of blanking level. Range
is 0 - 15. Typical is 0.
45 PIP COLOR FRAME: Range is 0 - 63. Typical is 16.
46 PIP FR WID H: PIP Horizontal width of frame. Range
is 0 - 7. Typical is 1.
47 PIP FR WID V: PIP Vertical size of frame. Range is 0
- 3. Typical is 0.
48 PIP C KILL: PIP Color Killer threshhold. Range is 0 -
3. Typical is 2.
49 PIP Y PEAK: PIP Luminance peaking. Range is 0 - 7.
Typical is 4.
50 PIP R GAIN: PIP Red Amplitude. Range is 0 - 254.
Typical is 190.
51 PIP G GAIN: PIP Green Amplitude. Range is 0 - 254.
Typical is 190.
52 PIP B GAIN: PIP Blue Amplitude. Range is 0 - 254.
Typical is 190.
53 PIP COLOR ON: PIP Color on/off. Range is 0 - 1.
Typical is 0.
54 PIP FRAME SEL: 3D PIP Frame Selection. Range is 0 -
1. Typical is 1.
55 PIP X1 POSITION: Range is 0 - 127.
56 PIP Y1 POSITION: Range is 0 - 254.
57 PIP X2 POSITION: Range is 0 - 127.
58 PIP Y2 POSITION: Range is 0 - 254.