•
OP74: Reserved
Default setting : 0.
•
OP75: Reserved
Default setting : 0.
•
OP77 and 76: TIME_WIN1, TIME_WIN2
00 :The time window is set to 1.2s
01 : The time window is set to 2s
10 : The time window is set to 5s
11 : not in use
Default setting : 01
Note :The time-out for all digit entries depend on this setting.
Tuner
Note: Described alignments are only necessary when the NVM (item 7602) is replaced.
IF PLL
This adjustment is auto-aligned. Therefore, no action is required.
AFW (AFC window)
Fixed value is OFF.
AGC (AGC take over point)
Set the external pattern generator to a color bar video signal and connect the RF output to aerial input. Set amplitude to 10
mV and set frequency to 61.25 MHz (channel 3).
Connect a DC multimeter to pin 1 of the tuner (item 1000 on the main panel).
1. Activate the SAM.
2. Go to the TUNER sub menu.
3. Select AFW with the UP/DOWN cursor keys and set to ON.
4. Select AGC with the UP/DOWN cursor keys.
5. Adjust the AGC-value (default value is 27) with the LEFT/RIGHT cursor keys until the voltage at pin 1 of the tuner lies
between 3.8 and 2.3 V.
6. Select AFW with the UP/DOWN cursor keys and set to OFF.
7. Switch the set to STANDBY.
YD (Y-delay adjustment)
Always set to 3.
CL (Cathode drive level)
Always set to 4.
Содержание 7603 series
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Страница 16: ...Schematic notes ...
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Страница 55: ...Circuit Description Block Diagram ...
Страница 56: ...Test point overview Main Panel Test point overview CRT Panel ...
Страница 68: ...Power Supply Figure 1 ...
Страница 81: ...SCHEMATIC BLOCK BY BLOCK CIRCUIT DESCRIPTION ...
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Страница 91: ...24M8 7603 ...
Страница 92: ...24M8 7603 ...
Страница 93: ...24M8 7603 ...
Страница 94: ...24M8 7603 ...
Страница 95: ...All Models 7603 Chassis Overview ...
Страница 96: ...All Models 7603 Power Supply Diagram A1 ...
Страница 97: ...All Models 7603 Line Deflection Diagram A2 ...
Страница 98: ...All Models 7603 Frame Deflection Diagram A3 ...
Страница 99: ...All Models 7603 Tuner IF Diagram A4 ...
Страница 100: ...All Models 7603 Video IF And Sound IF Diagram A5 ...
Страница 101: ...All Models 7603 Synchronization Diagram A6 ...
Страница 102: ...All Models 7603 Control Diagram A7 ...
Страница 103: ...All Models 7603 Audio Amplifier Diagram A8 ...
Страница 104: ...All Models 7603 BTSC Stereo SAP Decoder Diagram A9 ...
Страница 105: ...All Models 7603 Audio Video Source Switching Diagram A10 ...
Страница 106: ...All Models 7603 BTSC NDBX Stereo Decoder Diagram A11 ...
Страница 107: ...All Models 7603 Front I O Control Headphone Diagram A12 ...
Страница 108: ...All Models 7603 Rear I O Cinch Diagram A13 ...
Страница 109: ...All Models 7603 PIP Interface Diagram A16 ...
Страница 110: ...All Models 7603 CRT Panel Diagram B1 ...
Страница 111: ...All Models 7603 Side AV Headphone Panel Diagram C ...
Страница 112: ...All Models 7603 Side AV Headphone Panel Diagram E1 ...
Страница 113: ...All Models 7603 PIP Panel Diagram P ...
Страница 114: ...All Models 7603 Top Control Panel Diagram T ...
Страница 115: ...All Models 7603 SCAVEM Diagram B2 ...
Страница 116: ...All Models 7603 PCB Large Signal panel component side ...
Страница 117: ...All Models 7603 PCB Large Signal panel copper side ...
Страница 118: ...All Models 7603 PCB CRT panel component side ...
Страница 119: ...All Models 7603 PCB CRT panel copper side ...
Страница 120: ...All Models 7603 PCB Side AV Panel component side ...
Страница 121: ...All Models 7603 PCB Side AV Headphone Panel component side ...
Страница 122: ...All Models 7603 PCB PIP Panel component side ...
Страница 123: ...All Models 7603 PCB PIP panel copper side ...
Страница 124: ...All Models 7603 PCB Top control round component side ...
Страница 125: ...All Models 7603 PCB Top control round copper side ...
Страница 126: ...All Models 7603 PCB Top control oval component side ...
Страница 127: ...All Models 7603 PCB Top control oval copper side ...
Страница 128: ...MAIN CABINET EXPLODED VIEW ...