Realignment - Kenwood TK-290 Service Manual

1. Mode
User mode
PC mode
Self programming mode
Panel test mode
Firmware programming mode
Mode
User mode Customer use this mode
PC mode Communication between the radio
and PC (IBM compatible).
It requires the KPG-38D
PC programming mode Frequency, signalling and features
write to the radio and read from
the radio.
PC test mode Check the radio using the PC.
This feature is included in the FPU.
Self programming mode Frequency, signalling and features
write to the radio.
Panel test mode Dealer use to check the fundamen-
(Refer to Adjustment) tal characteristics.
Firmware programming mode Re-write the firmware of the flash
ROM.
2. How to Enter Each Mode
Mode
User mode Power on
PC mode Power on begins the USER MODE.
Self programming mode Hold down the [Side 1] key and the
[Side 2] key, turn the radio power
on.
Panel test mode Hold down the [Side 2] key and
[PTT], turn the radio power on, and
release [PTT] first.
Firmware programming mode Held down the [Side 2] key and
[PTT], turn the radio power on, and
release [Side 2] key first.

REALIGNMENT

PC programming mode
PC test mode
PC tuning mode
Channel setting mode
Group setting mode
Function setting mode
Clone master mode
LCD all lamp mode
Panel tuning mode
Clear function
Function
Operation
3. Self Programming
Write mode for frequency data and signalling etc. Mainly
used by the person maintaining the user equipment.
3-1. Enter to the self programming mode
Turn the power switch on, with the lead wire with plug
PF (8 pin) shorted to the E (10 pin) lead (Figure 5), or delete
R491 (SELF, Figure 6) in the TX-RX unit and turn the power
switch on while pressing the [Side 1] and [Side 2] keys.
Note :
This mode (self programming mode) cannot be set when
it has been disabled with the FPU.
• Additional Modification of the Plug
It's available to enter the self programming mode by
modifying the pattern of lead wire as following.
Cut the pattern between
SSW and GND.
Fig. 4
Lead wire with plug
(E30-3287-08)
SCREW
TUBE
Fig. 5
TK-290
2: RED (RX AF OUTPUT)
3: BLACK (RX AF OUTPUT)
5: WHITE (MIC INPUT)
6: BROWN (MIC GND)
7: BLUE (PTT SW) GND → ON
8: YELLOW (PF SW)
Shorted
10: BROWN (GND)
11: GREEN (5M)
11