Tait TM9100 Service Manual

398 Fault Finding of Control Head TM9100 Service Manual
© Tait Electronics Limited August 2005
14.1 CCTM Commands
The following CCTM commands are used during the fault finding of the
control head:
Table 14.1 CCTM commands for fault finding of the control head
CCTM command Entry at keyboard Response on screen
1000 – All function key LEDs and status LEDs
sequentially switches the function key LEDs and
the status LEDs on and off
1000 0 = off
1000 1 = on
none
1001 – Individual function key LEDs and
status LEDs
switches individual LEDs on and off
1001 x y
where x is the LED number (0=F1,
1=F4, 2=yellow, 3=green, 4=red),
and y is the state (0=off, 1=on)
none
1002 – LED intensity
sets the LED intensity
1002 0 = off
1002 1 = low
1002 2 = medium
1002 3 = high
none
1003 – Keypad backlighting
Activate keypad backlighting at specified
intensity
1003 0 = off
1003 1 = low
1003 2 = medium
1003 3 = high
none
1004 – LCD backlighting
Activate LCD backlighting at specified intensity
1004 0 = off
1004 1 = low
1004 2 = medium
1004 3 = high
none
1005 – LCD contrast
sets the LCD contrast (16 levels)
1005 x
where x is the contrast level
(0 to 15)
none
1006 – LCD elements
switches all LCD elements on and off
1006 0 = off
1006 1 = on
none
1007 – LCD temperature sensor
Reads the LCD temperature sensor
1007 value between 00 (0)
and FF (255)
1008 – LCD heating
switches the LCD heating on and off
1008 0 = off
1008 1 = on
1009 – Key press
detects and notifies individual key press and
release events
1009 0 = off
1009 1 = on
serial output
1010 – Volume potentiometer
reads and notifies the volume potentiometer
setting
1010 value between 00 (0)
and FF (255)
1011 – Microphone
selects the microphone input source
1011 0 = microphone connector
1011 2 = covert microphone
none

Tait TM9100 Specifications

General

Brand	Tait
Model	TM9100
Category	Radio
Language	English