LG RH-2320 Service Manual page 90

To make recordings, it is necessary to modulate the write pulse, which is called "Write Strategy".
There can be many types in Write Strategy. Typically Write Strategy for DVD
type and MP(Multi-Pulse) type. In NMP type each single mark is created by subsequent separated short
pulses. In MP type each single mark is created by one continuous pulse.
Write Strategy for DVD
top pulse and (n-2) multi-pulses. Thus mark 3T is made by one top pulse and one multi-pulse. In Type 2 the
mark with nT width is created by one top pulse and (n-3) multi-pulses. Thus mark 3T is made by one top
pulse only.
RS-06A uses MP type Write Strategy for DVD
LGE Internal Use Only
RW has Type 1 and Type 2. In Type 1 the mark with nT width is created by one
R and Type 1 for DVD
4-20
R has NMP(Non Multi-Pulse)
RW as shown below.
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