No.51828
HV-L29PRO
35
REPLACEMENT OF CHIP COMPONENT
!
CAUTIONS
1. Avoid heating for more than 3 seconds.
2. Do not rub the electrodes and the resist parts of the pattern.
3. When removing a chip part, melt the solder adequately.
4. Do not reuse a chip part after removing it.
!
SOLDERING IRON
1. Use a high insulation soldering iron with a thin pointed end of it.
2. A 30w soldering iron is recommended for easily removing parts.
!
REPLACEMENT STEPS
1.
How to remove Chip parts
#
#
#
#
Resistors, capacitors, etc
(1) As shown in the figure, push the part with tweezers and
alternately melt the solder at each end.
(2) Shift with tweezers and remove the chip part.
#
#
#
#
Transistors, diodes, variable resistors, etc
(1) Apply extra solder to each lead.
(2) As shown in the figure, push the part with tweezers and
alternately melt the solder at each lead. Shift and remove the
chip part.
Note : After removing the part, remove remaining solder from the
pattern.
2. How to install Chip parts
#
#
#
#
Resistors, capacitors, etc
(1) Apply solder to the pattern as indicated in the figure.
(2) Grasp the chip part with tweezers and place it on the solder.
Then heat and melt the solder at both ends of the chip part.
#
#
#
#
Transistors, diodes, variable resistors, etc
(1) Apply solder to the pattern as indicated in the figure.
(2) Grasp the chip part with tweezers and place it on the solder.
(3) First solder lead
A
as indicated in the figure.
(4) Then solder leads
B
and
C
.
SOLDER
SOLDER
A
B
C
A
B
C
Содержание HV-L29PRO
Страница 36: ...No 51828 HV L29PRO 36 MC Service ...
Страница 57: ...No 51828 HV L29PRO 56 PACKING 5 4 7 9 10 11 8 2 2 12 6 13 3 3 A AU EE 14 1 ...
Страница 59: ...No 51828 HV L29PRO 58 Memo ...
Страница 60: ...No 51828 HV L29PRO 59 Memo ...
Страница 66: ...HV L29PRO HV L29PRO No 51828 No 51828 2 11 2 12 100Hz PWB CIRCUIT DIAGRAM 100Hz PWB SMF0Z501A H2 MC Service ...
Страница 72: ...HV L29PRO HV L29PRO No 51828 No 51828 PATTERN DIAGRAMS MAIN PWB PATTERN FRONT 2 23 2 24 MC Service ...
Страница 73: ...HV L29PRO HV L29PRO No 51828 No 51828 FRONT TP 91 B1 TP E POWER DEF PWB PATTERN 2 25 2 26 MC Service ...
Страница 76: ...HV L29PRO HV L29PRO No 51828 No 51828 2 31 2 32 TOP AV SW PWB PATTERN TOP CRT SOCKET PWB PATTERN MC Service ...