8
NG Radios
Workshop Hints
Service Mode for NG Radios
A service mode is available as on previous radios as a diagnosis tool and for changing radio
settings. Entering the service mode varies by the device used to control the radio.
T To
o
e
en
nt
te
er
r
t
th
he
e
s
se
er
rv
vi
ic
ce
e
m
mo
od
de
e:
:
C53/CD53 with and without MID:
Turn on the radio.
Within 8 seconds, press and hold the “m” button for 8 seconds.
Scroll through functions using the “+” and “-” keys or the station < > search buttons.
Turn off the radio to end the service mode.
C53 MIR:
Turn on the radio.
Within 8 seconds, press and hold the “SEL” button for at least 8 seconds.
Scroll through functions using the station < > search buttons.
Turn off the radio to end the service mode.
BM53 with board monitor:
Turn on the radio.
Press and hold the “RDS” button for at least 8 seconds.
Scroll through the functions using the station < > search buttons.
Turn off the radio to end the service mode.
BM53 with Widescreen board monitor:
Turn on the radio.
Within 8 seconds, press the “INFO” button.
From the info screen select RDS
Press and hold the BM control knob for at least 8 seconds.
Scroll through functions using the station < > search buttons.
Turn off the radio to end the service mode
9
NG Radios
Service Mode Functions
1. Serial Number:Display of the radio serial number.
2. Software version:Display of the radio software version. Displayed as (calender week,
year, version)
3. GAL: Speed-sensitive volume control. Can be adjusted from level 1-6 using the 6 pre-
set audio buttons. Vehicles equipped with DSP do not use this feature.
4. Field strength and Quality (F/Q): The station currently displayed can be assessed for
field strength and quality. An “F” (i.e. F15) number is used to indicate the strength of the
signal being received by the radio. This is a good test of the antenna system, station sig-
nal, and the radio itself. A “Q” (i.e. Q-00) number is used to determine the quality of the
radio station including both the audio and RDS signal if applicable.
5. DSP: This function provides information about whether the vehicle is fitted with DSP.
The value is displayed as a one (fitted) or zero (not fitted) and is communicated by the DSP
amplifier via the I/K bus.
6. TP Volume: Provides adjustment for traffic report minimum volume. Not used in the
US.
7. AF: Alternative Frequency tracking setting. Not used in the US.
8. Area: Used to select the appropriate market setting (USA, Canada, Europe, Japan and
Oceania). Adjust using the pre-set buttons.
9.Index: Display of the revision index.
