Kenwood KDC-237SA Service Manual page 11

Test mode specifications in TUNER source
Error is found in front-end (A1), etc. if indications below is displayed while in tuner source.
Status
Front-end (A1) E2PROM data error
Front-end (A1) communication error
• TUNER preset operation
Key
4 Preset function
• K3I forced switching
Every time when [6] key is pressed in tuner FM source, switched in the following order: AUTO → Forced WIDE → Forced MIDDLE → Forced
NARROW → AUTO. Default status is AUTO, and displayed as shown below.
Key
6 K3I Forced switching
• RDS auto measurement
Add the process to replace the visual inspection of PS display previously done in the production line.
Status
PS data reception
• FST adjustment mode
Perform FST soft-mute adjustment.
Key
Enter the FST adjustment mode. (Press for 1 second or longer.)
Operations in the FST adjustment mode are as follows:
Key
FM (UP) Soft-mute adjustment
AM (DOWN)
Adjustment value
memory
Mode clear
After completing the FST adjustment, if You wish to clear the test mode, You can do this using the reset button.
TEST MODE
Display
T N E 2 P
T N C O N
Description of display
F M 1 9 8 . 3
Description of display
F M 1 9 8 . 1
F M 1 9 8 . 1
F M 1 9 8 . 1
F M 1 9 8 . 1
Display
R D S T E
Description of display
S M D – F
E P W R I
F M 1 9 8 . 3
Front-end (A1) E2PROM is still the default (unspecified) value.
N G
N G Communication with front-end (A1) is not possible.
A 4 Change to 98.3MHz with the preset key [4].
AUTO
A
Forced WIDE
W
M Forced MIDDLE
Forced NARROW
N
If displayed as shown at the left, force to OFF.
S T
P-CON is recovered by Power OFF/ON.
Note
18dBµ (0) ↔ 36dBµ (F)
T E Displays the data that has been written in the E2PROM when
pressing the key for 2 seconds or longer.
Clear the FST adjustment mode. (Returns to normal display
A 4
and the test mode is retained.)
KDC-237SA/237SAY
KDC-237SG/237SGY
Description
Description
Description
Description
Description
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