LC50/58/65U35T
6 – 20
No detection of SD card
Is 3.3V or 1.8V output from pin(6) of
IC1651?
NO
Are pin(3) of IC1651 3.3V?
NO
Check the
peripheral cir-
cuits of
IC3303.
YES
YES
Check the connection of SD Card and peripheral circuits of
IC1651.
Are there the SD signals at input pins of
IC3301(CPU)?
NO
Check the SD signals (between SC1651 and IC3303) and its
peripheral circuits.
[SC1651 SD interface pins]
pin(5)(CLK), pin(2)(CMD), pin(7/8/9/1)(DAT0/1/2/3).
[IC3303 SD interface pins]
pin(F3)(CLK), pin(D2)(CMD), pin(D1/E2/E1/F2)(DAT0/1/2/3).
YES
Check SC1651/IC3303 and its peripheral
circuits.
Содержание LC-50U35T
Страница 47: ...LC50 58 65U35T 8 4 19 18 17 16 15 14 13 12 11 10 BOARD SIDE A ...
Страница 48: ...LC50 58 65U35T 8 5 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 PRINTED WIRING B ...
Страница 49: ...LC50 58 65U35T 8 6 19 18 17 16 15 14 13 12 11 10 NG BOARD SIDE B ...
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Страница 88: ...LC50 58 65U35T 22 9 PACKING PARTS NOT REPLACEMENT ITEM LC 58U35T PACKING PARTS NOT REPLACEMENT ITEM 58 65U35T ...
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