AVH-P7800DVD/UC
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[Important Check Points for Good Servicing]
In this manual, procedures that must be performed during repairs are marked with the below symbol.
Please be sure to confirm and follow these procedures.
1. Product safety
Please conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment by
following the safety instructions described in this manual.
1
Use specified parts for repair.
Use genuine parts. Be sure to use important parts for safety.
2
Do not perform modifications without proper instructions.
Please follow the specified safety methods when modification(addition/change of parts) is required due to interferences such as
radio/TV interference and foreign noise.
3
Make sure the soldering of repaired locations is properly performed.
When you solder while repairing, please be sure that there are no cold solder and other debris.
Soldering should be finished with the proper quantity. (Refer to the example)
4
Make sure the screws are tightly fastened.
Please be sure that all screws are fastened, and that there are no loose screws.
5
Make sure each connectors are correctly inserted.
Please be sure that all connectors are inserted, and that there are no imperfect insertion.
6
Make sure the wiring cables are set to their original state.
Please replace the wiring and cables to the original state after repairs.
In addition, be sure that there are no pinched wires, etc.
7
Make sure screws and soldering scraps do not remain inside the product.
Please check that neither solder debris nor screws remain inside the product.
8
There should be no semi-broken wires, scratches, melting, etc. on the coating of the power cord.
Damaged power cords may lead to fire accidents, so please be sure that there are no damages.
If you find a damaged power cord, please exchange it with a suitable one.
9
There should be no spark traces or similar marks on the power plug.
When spark traces or similar marks are found on the power supply plug, please check the connection and advise on secure
connections and suitable usage. Please exchange the power cord if necessary.
0
Safe environment should be secured during servicing.
When you perform repairs, please pay attention to static electricity, furniture, household articles, etc. in order to prevent injuries.
Please pay attention to your surroundings and repair safely.
2. Adjustments
To keep the original performance of the products, optimum adjustments and confirmation of characteristics within specification.
Adjustments should be performed in accordance with the procedures/instructions described in this manual.
4. Cleaning
For parts that require cleaning, such as optical pickups, tape deck heads, lenses and mirrors used in projection monitors, proper
cleaning should be performed to restore their performances.
3. Lubricants, Glues, and Replacement parts
Use grease and adhesives that are equal to the specified substance.
Make sure the proper amount is applied.
5. Shipping mode and Shipping screws
To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be
installed before shipment. Please be sure to follow this method especially if it is specified in this manual.
Summary of Contents for AVH-P7800DVD/UC
Page 8: ...AVH P7800DVD UC 8 1 2 3 4 1 2 3 4 C D F A B E ...
Page 20: ...AVH P7800DVD UC 20 1 2 3 4 1 2 3 4 C D F A B E 1 GEM1024 2 GEM1070 1 1 1 1 1 1 1 1 1 1 1 2 2 ...
Page 21: ...AVH P7800DVD UC 21 5 6 7 8 5 6 7 8 C D F A B E ...
Page 26: ...AVH P7800DVD UC 26 1 2 3 4 1 2 3 4 C D F A B E 2 7 DVD MECHANISM MODULE D F E ...
Page 43: ...AVH P7800DVD UC 43 5 6 7 8 5 6 7 8 C D F A B E ...
Page 58: ...AVH P7800DVD UC 58 1 2 3 4 1 2 3 4 C D F A B E 3 5 KEYBOARD UNIT GUIDE PAGE B a B ...
Page 59: ...AVH P7800DVD UC 59 5 6 7 8 5 6 7 8 C D F A B E B b B B KEYBOARD UNIT CN651 2 2 A ...
Page 60: ...AVH P7800DVD UC 60 1 2 3 4 1 2 3 4 C D F A B E B a B b B b 1 2 B KEYBOARD UNIT CN651 2 2 A ...
Page 61: ...AVH P7800DVD UC 61 5 6 7 8 5 6 7 8 C D F A B E B a B b B b 2 3 ...
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Page 79: ...AVH P7800DVD UC 79 5 6 7 8 5 6 7 8 C D F A B E G a G b G b 1 2 4 LCD MODULE ...
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Page 89: ...AVH P7800DVD UC 89 5 6 7 8 5 6 7 8 C D F A B E H b H H POWER SUPPLY UNIT ...
Page 90: ...AVH P7800DVD UC 90 1 2 3 4 1 2 3 4 C D F A B E H a H b H b 1 2 3 4 H POWER SUPPLY UNIT ...
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Page 107: ...AVH P7800DVD UC 107 5 6 7 8 5 6 7 8 C D F A B E J b J J AMP UNIT ...
Page 108: ...AVH P7800DVD UC 108 1 2 3 4 1 2 3 4 C D F A B E J a J b J b 1 2 3 J AMP UNIT ...
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Page 113: ...AVH P7800DVD UC 113 5 6 7 8 5 6 7 8 C D F A B E M L K L SWITCH PCB UNIT M VOLUME PCB UNIT ...
Page 176: ...AVH P7800DVD UC 176 1 2 3 4 1 2 3 4 C D F A B E 6 ADJUSTMENT 6 1 JIG CONNECTIONS ...
Page 270: ...AVH P7800DVD UC 270 1 2 3 4 1 2 3 4 C D F A B E 7 2 2 DISPLAY SEGMENT COMMON CAW1921 ...
Page 272: ...AVH P7800DVD UC 272 1 2 3 4 1 2 3 4 C D F A B E 8 OPERATIONS ...
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