Casio DX500HG Service Manual
DX-500HG (ZX-464)
SEP. 1997
(without price)
DX-500HG
R
CONTENTS
1. SPECIFICATIONS ..........................................................................................................3
2. OPERATION CHECK .....................................................................................................4
3. DATA TRANSFER..........................................................................................................6
4. TROUBLESHOOTING....................................................................................................7
5. SCHEMATIC DIAGRAMS .............................................................................................. 8
6. PARTS LIST ................................................................................................................. 10
7. EXPLODED VIEW ........................................................................................................ 12
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1. SPECIFICATIONS
Display: Liquid crystal display
Power supply: Two lithium batteries (CR2032)
Power consumption: 0.1 W
Current consumption: At DC6V When AC key is pressed; Max. 16.2 µA. Typ. 11.5 µA
While Power OFF; Max. 13 µA
When backlighting; Max. 16,500 µA
Low battery message: 5.4 V ± 2.5 %
Battery life: Approx. 1 year (one hour operation per day with two backlight opera-
tions and one daily alarm operation)
Auto power off: Approx. 6 minutes after last key operation
Ambient temperature range: 0 °C ~ 40 °C (32 °F ~ 104 °F)
Dimensions: 15.3 (H) × 134 (W) × 92 (D) mm ........ Folded
(5/8" (H) × 5 1/4" (W) × 3 5/8" (D))
10.9 (H) × 134 (W) × 180 (D) mm ...... Unfolded
(3/8" (H) × 5 1/4" (W) × 7 1/8" (D))
Weight: 121.5 g (4.3 oz) including batteries
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2. OPERATION CHECK
Note: Performing this check, the data saved in the unit will be deleted.
Therefore, save the data to another unit referring to “ 3. DATA TRANSFER”
( page 6 of this Service Manual) before performing this check.
KEY OPERATION
No.
Turn the unit off.
1
While holding down
G button, press
RESET button. Then
2
stop to press RESET
button. Next, stop to
hold down G
button.
No display
LCD DISPLAY
NOTES
At the time of stopping
to press RESET button,
buzzer sound is
emitted.
Press SZÓKÖZ
button after 1 ~ 2
3
seconds.
Press SZÓKÖZ
button after 1 ~ 2
4
seconds.
Press SZÓKÖZ
button after 1 ~ 2
5
seconds.
Press SZÓKÖZ
button after 1 ~ 2
6
seconds.
Pressing SZÓKÖZ
button, buzzer sound
is emitted.
All display
Pressing SZÓKÖZ
button, buzzer sound
is emitted.
Pressing SZÓKÖZ
button, buzzer sound
is emitted.
Pressing SZÓKÖZ
button, buzzer sound
is emitted.
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