Kenwood TK-230 Service Manual page 8

Vhf synthesized fm two-way portable radio
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TK-230/230(SC)
WRITING METHOD
1-3. Data to be written
The following three types of data are written into the
EEPROM of the TK-230:
e System-related data
,
- Set variations (T.SW 1/2), BUSY LOCKOUT, PRIORI-
TY CH, DEL/ADD, AC CONT, SCAN).
- Basic set time (TOT, BUSY LOCKOUT DELAY, P.S).
- SCAN
(LOOK BACK A/B, SCAN
RESUME,
etc.).
e
DTMF-related data (only with keySoard)
- CONNECT
ANI
- DISCONNECT
ANI
e
Data set for each channel
- Frequency data
- Signalling data
- Power H/L data
- Fixed DEL/ADD
data.
-SW1,
SW2,
data
The Power H/L, DEL/ADD, SW1
and SW2 are set in-
dependently of the frequency.
CAUTION
1. Before connecting an options (KMC-11,
KCT-1,
KCT-2 etc.) to the universal connector of the radio,
be sure to turn the radio POWERswitch off.
2. Alphanumeric data of the channel or repertory dial
cannot be written by writing by a set. Use KPT-20
+ (2R).
3. The iF and PLL step cannot be modified by writing
by a set. Therefore, set the IF and PLL step by
using KPT-20 + (2R).
4. Each frequency data and tone data itermn is written
into the ROM for each system. To modify system
data, perform the operation
until the modified
system number appears, then perform the next
operation.
1-4. System data
Data written by the ROM writer is classified into sys-
tem data and CH data. Data associated with the basic
specifications of the TK-230 is set. System data can be
set for system 1 to 5. The contents of the data are as
follows:
- T.SW 1/2 (@.0/ %& [fp ) function setting
- Scan stop mode
- Priority Yes/No
- DEL/ADD
- Timeout timer (TOT)
- Power save time
SYSTEM 3}
. CONNECT/DISCONNECT ANI
(With keyboard only)
- Fixed (programmable) DEL/ADD
- Power H/L
-SW1,
SW2
- Scan resume
- Scan lookback (A)
- Scan lookback (B)
- Fixed priority CH
1-5. Data for each channel
Data set for each channel includes :
- Frequency data
- Signalling data
Frequency data is the TK-230 operating frequency.
Signalling data is QT/DQT setting data. Each data item
is set for TX/RX.
1-6. Key functions and layout
When
programming
plug KCT-2
is used with the
TK-230
with keyboard,
the system
enters the ROM
WRITER
mode.
| 1
}| 2 |[.3
| LF
| F
| : Function key
4
5
6
| s_|
| S
| : Data modify key
[3 ] LAMP
LA
: Data delete key
MP
Lx
}oJ}Le#] Cent) — [ent]
Enter key

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