Details And Waveforms On System Test And Debugging - LG SH33SU-S Service Manual

DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING

1. SYSTEM 27MHz CLOCK,RESET,FLASH R/W SIGNAL
1) MT1389/L main clock is at 27MHz(X501)
2) MT1389/L reset is high active.
Power Cord in
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Only for training and service purposes
FIG 1-1
FIG 1-2
1
1 1
2 2
3 3
4 4
2-13
1
3 2
4
IC501
LGE Internal Use Only