Test Mode; Setting Of The Test Mode; Cancel Of The Test Mode; Contents Of The Test Mode - Kenwood RXD-303 Service Manual

RXD-303/353/503/553/653/A33/A53

3. Test Mode

3-1 Setting of the Test Mode

AUX MODE
TUNER MODE
TAPE MODE
CD MODE
SUB CLOCK OSC
DIAGNOSIS

3-2 Cancel of the test mode

By turning the power off, the system is initialized and the test mode is canceled.

3-3 Contents of the Test Mode

3-3-1 Tuner Test mode
KEY
SELECT
MENU
BACK
SOUND CONTROL
TUNING MODE
ENTER
DISPLAY/DEMO
CD OPEN/CLOSE
3-3-2 Aux Test Mode
KEY DISPLAY
Tone MAX
DISC 1 Tone MIN
Tone CENTE
DISC 2 Normal indication
DISC 3 Normal indication
EX.BASS Normal indication
3-3-3 Deck Test Mode
KEY DISPLAY
REC/ARM Normal display
* Mechanism SW Detection
HALF SW
A PACK SW
B PACK SW
B FWD SW
A PLAY SW "Moon" (Segment)
6
CIRCUIT DESCRIPTION
AUX(DVD VIDEO) key+AC-ON
TUNER(BAND) key+AC-ON
TAPE A(< >) key+AC-ON
DISC3 key+AC-ON
MENU key+AC-ON
The oscillation diagnosis(existence of oscillation and measurement of period) of a sub clock is per-
formed before the test mode is entered. If the diagnosis result is OK, the system enters the test mode.
If the diagnosis result is NG, the oscillation of the sub clock is diagnosed again. If the result is OK, the
system enters the test mode. If the diagnosis result is continuously NG 5 times the system stops
with "ERR1" and "ERR2" displayed.
DISPLAY
Normal indication
Normal indication
Normal indication
Normal indication
50Hz
100Hz
MAX
AUX LEVEL MAX
Lch MAX
EX. BASE ON
If the REC/ARM key is pressed, the system record for 4 seconds.
Then, it rewinds to the REC starting position and plays back automatically. If the
REC/ARM key is pressed, during the 4 seconds REC operation, the system records fur-
ther for 4 seconds, then returns to the starting position of the first 4 seconds REC opera-
tion and plays back.
DISPLAY HALF SW
"T" (The first dot) A CrO2 SW
"P" (The third dot) B RVS REC SW
"T" (The sixth dot) B CrO2 SW
B PLAY SW
10
FL indication ON
50HZ/50µ
OPERATION
MAIN CENTER
AUX LEVEL MIN
Rch MAX CENTER
EX. BASE OFF
OPERATION
DISPLAY
"A" (The second dot)
"E" (The forth dot)
"E" (The seventh dot)
Sun(Segment)
OPERATION
20 30 00 (- -)
AUTO • STEREO
MANUAL • MONO
TUNING DOWN
TUNING UP
P. ch DOWN
P. ch UP
FL indication OFF
100Hz/75µ