No.51922
TM-H1700G
38
SELF DIAGNOSIS FUNCTION
1. OUTLINE
This model includes a SELF-DIAGNOSIS FUNCTION that checks the circuit operating status and in event of malfunction, displays and
stores the data in a memory. The data are stored in an I
²
C memory.
Fault detection starts with the I
²
C bus and is performed according to the input states of the control lines connected to the MAIN CPU.
2. USAGE
SELF DIAGNOSIS FUNCTION mode entry
(1) While press the
MENU
key and
CONTRAST/BRIGHT
key simultaneously,
and push the power switch on the front panel to turn on.
(2) Then displays the SELF-DIAGNOSIS FUNCTION screen. The screen
indicates as shown in the table and the SELF-DIAGNOSIS FUNCTION
mode is entered. If in event a malfunction at RASTER not display, at this
time POWER LED flashes.
CAUSE
LED FLASHING CYCLE
X-RAY PROTECTOR
Quickly (0.1 sec on / 0.1 sec off cycles)
OVER CURRENT PROTECTOR
Slowly (1.0 sec on / 1.0 sec off cycles)
SELF DIAGNOSIS FUNCTION mode release
Turn the power switch to off or disconnect the power plug from AC outlet.
In this way, not to clear the error counts.
Reset the error count
(1) While press the
MENU
key and
CHROMA/PHASE
key simultaneously,
and push the MAIN POWER switch on.
(2) Then displays the screen as shown right. Press the “+” key. Then clear the
error count of the each item.
Fault history
The fault history counts up to a maximum of 9 times for each item. If the
number of times exceeds 9, the display remains at 9. The fault history
remains stored in the memory until deleted.
3. CONTENTS
DISPLAY
DETECT CONTENTS
B1
Power and deflection circuit
X-RAY
X-Ray protection circuit action
PROTECTOR
B
1
:
○
X-RAY
:
○
SELF DIAGNOSIS RESET
<SET-UP MENU> RESET
Are you sure?
"Yes"
then <+>
"No"
then <MENU>
