STANDARD NOTES FOR SERVICING
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
Circuit Board IndicationsPb (Lead) Free Solder
1. The output pin of the 3 pin Regulator ICs is When soldering, be sure to use the Pb free solder.
indicated as shown.
How to Remove / Install Flat Pack-IC
Top ViewBottom View
1. Removal
OutInInput
With Hot-Air Flat Pack-IC Desoldering Machine:
1. Prepare the hot-air flat pack-IC desoldering
machine, then apply hot air to the Flat Pack-IC
2. For other ICs, pin 1 and every fifth pin are
indicated as shown.(about 5 to 6 seconds). (Fig. S-1-1)
5
Pin 1
10
3. The 1st pin of every male connector is indicated as
shown.
Fig. S-1-1
Pin 1
2. Remove the flat pack-IC with tweezers while
applying the hot air.
Instructions for Connectors3. Bottom of the flat pack-IC is fixed with glue to the
1. When you connect or disconnect the FFC (Flexible BOARD; when removing entire flat pack-IC, first
Foil Connector) cable, be sure to first disconnect apply soldering iron to center of the flat pack-IC
the AC cord.and heat up. Then remove (glue will be melted).
2. FFC (Flexible Foil Connector) cable should be (Fig. S-1-6)
inserted parallel into the connector, not at an 4. Release the flat pack-IC from the BOARD using
angle.tweezers. (Fig. S-1-6)
CAUTION:
1. The Flat Pack-IC shape may differ by models. Use
an appropriate hot-air flat pack-IC desoldering
machine, whose shape matches that of the Flat
FFC CablePack-IC.
2. Do not supply hot air to the chip parts around the
flat pack-IC for over 6 seconds because damage
to the chip parts may occur. Put masking tape Connector
around the flat pack-IC to protect other parts from
damage. (Fig. S-1-2)
BOARD
* Be careful to avoid a short circuit.
1-4-1DVDN_SN |
ACEC
TOSHIBA
