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A
Lo
CIRCUIT DESCRIPTION
1. Outline, Features and Structure
microprocessor
Cassette
75108G-604-1B
mechanism
Controls the PLL 1C SANYO LM7001.
SDK function
Assuring the 2V backup function.
2. Term definition
Tuner Call:
Tuner Call ON:
LCD DRIVER
LC7582
Electronic volume
TC9188
e
Last Channel:
When the unit is turned OFF or is switched to tape mode,
the frequency of the last received station is stored in the
memory for each band (AM/FM).
When recalling a preset channel, the exact same frequen-
cy of the previously set station will be recalled. However,
the 'last channel's''
frequency
is not included
in the
preset channels.
¢ Channel Edge
Lowest channel edge: Single channel
Highest channel edge: 6-ch, 8-ch or 0-ch according to the
microprocessor design (for each destination area).
e SDK mode:
The FM band status in which SK and DK detection is possi-
ble.
e
DK Input:
DK signal input when SDK signal is present.
¢ During DK interrupt:
In radio mode, the volume level is raised.
In tape mode, the radio interrupts with a raised volume
level.
Generally,
the ''DK
Interrupt''
function
is active
when a DK input is detected. However, since DK Interrupt
ceases.
1
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