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- 14 -
OP4: TV Features
b7:
NOT USED
b6:
NOT USED
b5:
1, AK36 chassis
0, AK30 chassis
b4:
1, Hotel Mode can be activated
0, Hotel Mode cannot be activated
b3:
1, No Signal Timer is enabled
0, No Signal Timer is disabled
b2:
For PLL Tuner
1, Frequency based search
0, Channel table based search
(No meaning for VST Tuner)
b1:
NOT USED
b0:
1, Extra 200 msec blanking for VST
0, no-extra blanking
Extra 200-msec blanking
is needed for VST tuners in order to prevent the color-
delaying problem in SECAM.
OP5: Channel Tables
b7:
1, Extra 150 msec blanking more for VST (if OP4.b0 = 1, to SECAM color
problem)
0, no-extra blanking
b6:
NOT USED
b5:
1, Force both channel on even no carrier ( carrier mute disable )
(for STEREO models)
0, Default value after reset
b4:
NOT USED
b3:
NOT USED
b2:
NOT USED
b1:
NOT USED