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