Toshiba Satellite A300 Series - Setting for Display Video on HDMI; Setting for Audio on HDMI

Replacement Procedures
Figure 4-35 Apply silicon grease for North Bridge
4. Thermal pad used on VGA, VRAM1, VRAM2, VRAM3, VRAM4.
TSB PN RW PN Used on
A000032190 JXBL5017010 VGA THERMAL PAD BL5(JXBL5017,REV3A)
A000032200 JXBL5018010 VRAM1 THERMAL PAD BL5(JXBL5018,REV3A)
A000032210 JXBL5019010 VRAM2 THERMAL PAD BL5(JXBL5019,REV3A)
A000032220 JXBL5020010 VRAM3 THERMAL PAD BL5(JXBL5020,REV3A)
A000032230 JXBL5021010 VRAM4 THERMAL PAD BL5(JXBL5021,REV3A)
Figure 4-36 Thermal pad & VRAM position
III. For Satellite A300D, Satellite Pro A300D, EQUIUM A300D, SATEGO A300D
(AMD without VGA board) use the thermal pad only on North Bridge.
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Satellite A300 Maintenance Manual(960-Q08)