LC-26SA1E/RU, LC-32SA1E/RU
ii
Precautions for using lead-free solder
Employing lead-free solder
•
“PWBs” of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The
alphabetical character following LF shows the type of lead-free solder.
Example:
Using lead-free wire solder
•
When fixing the PWB soldered with the lead-free solder, apply lead-free wire solder. Repairing with conventional lead wire solder may cause dam-
age or accident due to cracks.
As the melting point of lead-free solder (Sn-Ag-Cu) is higher than the lead wire solder by 40
°
C, we recommend you to use a dedicated soldering
bit, if you are not familiar with how to obtain lead-free wire solder or soldering bit, contact our service station or service branch in your area.
Soldering
•
As the melting point of lead-free solder (Sn-Ag-Cu) is about 220
°
C which is higher than the conventional lead solder by 40
°
C, and as it has poor
solder wettability, you may be apt to keep the soldering bit in contact with the PWB for extended period of time. However, Since the land may be
peeled off or the maximum heat-resistance temperature of parts may be exceeded, remove the bit from the PWB as soon as you confirm the
steady soldering condition.
Lead-free solder contains more tin, and the end of the soldering bit may be easily corroded. Make sure to turn on and off the power of the bit as
required.
If a different type of solder stays on the tip of the soldering bit, it is alloyed with lead-free solder. Clean the bit after every use of it.
When the tip of the soldering bit is blackened during use, file it with steel wool or fine sandpaper.
•
Be careful when replacing parts with polarity indication on the PWB silk.
Lead-free wire solder for servicing
L
F a
Indicates lead-free solder of tin, silver and copper.
L
F a/a
Indicates lead-free solder of tin, silver and copper.
Part No.
Description
Code
ZHNDAi123250E
J
φ
0.3mm 250g (1roll)
BL
ZHNDAi126500E
J
φ
0.6mm 500g (1roll)
BK
ZHNDAi12801KE
J
φ
1.0mm 1kg (1roll)
BM
Summary of Contents for LC-26SA1E
Page 6: ...LC 26SA1E RU LC 32SA1E RU 2 2 ...
Page 77: ...LC 26SA1E RU LC 32SA1E RU 8 2 ...
Page 80: ...LC 26SA1E RU LC 32SA1E RU 8 5 3 POWER BLOCK DIAGRAM ع POWER BLOCK DIAGRAM ...
Page 81: ...LC 26SA1E RU LC 32SA1E RU 8 6 ...
Page 84: ...LC 26SA1E RU LC 32SA1E RU 9 3 3 MAIN UNIT PRINTED WIRING BOARD MAIN Unit SIDE A ...
Page 85: ...LC 26SA1E RU LC 32SA1E RU 9 4 ...
Page 88: ...LC 26SA1E RU LC 32SA1E RU 9 7 MAIN Unit SIDE B ...
Page 89: ...LC 26SA1E RU LC 32SA1E RU 9 8 ...
Page 92: ...LC 26SA1E RU LC 32SA1E RU 9 11 4 AV UNIT PRINTED WIRING BOARD AV Unit SIDE A ...
Page 93: ...LC 26SA1E RU LC 32SA1E RU 9 12 ...
Page 96: ...LC 26SA1E RU LC 32SA1E RU 9 15 AV Unit SIDE B ...
Page 97: ...LC 26SA1E RU LC 32SA1E RU 9 16 ...
Page 98: ...LC 26SA1E RU LC 32SA1E RU 9 17 5 POWER UNIT PRINTED WIRING BOARD POWER Unit Side A ...
Page 99: ...LC 26SA1E RU LC 32SA1E RU 9 18 11 13 12 14 15 16 18 19 17 ...
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Page 106: ...LC 26SA1E RU LC 32SA1E RU 10 4 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 1 LC 32SA1E ...
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Page 124: ...LC 26SA1E RU LC 32SA1E RU 10 22 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I AV Unit LC 26SA1E RU ...
Page 125: ...LC 26SA1E RU LC 32SA1E RU 10 23 11 13 12 14 15 16 18 19 17 ...
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Page 134: ...LC 26SA1E RU LC 32SA1E RU 10 32 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I OPERATION Unit ...
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Page 136: ...LC 26SA1E RU LC 32SA1E RU 10 34 R C LED Unit 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I ...
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Page 138: ...LC 26SA1E RU LC 32SA1E RU 10 36 M E M O ...
Page 161: ...LC 26SA1E RU LC 32SA1E RU 23 12 PACKING PARTS S1 S2 S2 S6 S5 S3 S2 S2 S4 S4 ...
Page 163: ...LC 26SA1E RU LC 32SA1E RU ...