Onwa KES-700, Operator'S Manual

Page: 28 / 32

5.6 Diagnostic Test
The diagnostic test checks the ROM, RAM,
color bar and keyboard for proper operation.
1. Turn on the power while pressing any
key. Release the keys when the following
display appears.
2. Press the [-] key.
3. The ROM, DRAM, SRAM and internal
battery are checked and the results are
displayed as OK or NG (No Good).
If NG appears, contact your dealer for
advice.
4. Press and release each key (except the
POWER switch) one by one. If the key is
normal, its on-screen location lights in
black while the key is pressed.
5. Operate the controls. The RANGE and
MODE control setting indications should
be the same as actual control settings. The
GAIN control setting indication should be
between 0 and more than 230.
6. Press the POWER SWITCH to finish. Turn
on the power again to resume operation.
The test pattern is used to check color
performance.
1. Turn on the POWER SWITCH while
pressing any key.
2. Press the BRILL key three times. Press
the BRILL key again to change the test
pattern as below.
3. Press the BRILL key again to return to the
EXTENSION MODE menu.
5.7 Test Pattern
↓
↓
BLK RED GRN Blue YEL PPL Aqua WHT
BLACK
WHITH