Specifications

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2. D-PCB Assy
2-1. Operation check
1. Preparation
• PC(IBM Compatible)/OS:Windows 95
• Link cable
• Program
DT778.EXE (D PCB ass’y check program)
REF.LZH (Extract and save in CF card to execute D PCB ass’y check program)
• AC adaptor or voltage regulator
• TV (with video terminal)
• Video cable
2. Adjustment procedure
(1) Connect QV-7000SX and PC with link cable.
(2) Start up adjustment program DT778 on MS-DOS.
(3) Check the items listed below.
• Serial communication is OK.
• Check ROM version.
• DRAM is OK.
• CF is OK.
• Voltage detection is OK (Displays High)
(VCC1-3 voltage high 6.0 ± 0.1 V, middle 4.5 ± 0.1V, low 4.0 ± 0.1 V)
• Check if each mode is OK.
1: REC/PLAY mode
2: Video jack available
3: AC adaptor jack available.
• Check JPEG compression extension
Error mode
1: Color processor error
2: JPEG Encode error
3: JPEG Decode error
(When error occures replace D PCB ass’y)
• Check each mode by turning dial of switch unit.
(Turn dial 1 step at a time, then press space key to check the mode. There are 10 modes.)
• Make sure each key works.
(Since key scanning speed is slow, key entry may not be detected. In such a case, push the key again.)
• Make sure LED goes on.
• ON/OFF operation of TFT-LCD display.
• Check clock operation.
• Wake up function of power source.
(Turns off and on automatically)
(4) After completing D PCB ass’y check program, sets the video out for each country.
(ie: JAPAN = NTSC, ENGLAND = PAL)
(5) Connect QV-7000SX and TV with video cable, and check the picture taken.