C-V751
CIRCUIT DESCRIPTION
1. Conditions according to the destination Y Sub-clock oscillation diagnosis function The oscillation
diagnosis(existence oscillation and measurement of peri-
TUNER destination table
RECEIVINGTUNER SWod) of a sub-clock is performed before the test mode is
DESTIN-u-COMCHANNEL
BANDFREQUENCYIFPLLTSW4 TSW3 TSW2 TSW1
ATIONDESTINATIONRANGESPACE(22) (21) (20) (19)entered. If the diagnosis result is OK, the system is
E/XE3FM87.5MHz~108.0MHz50kHz+10.7MHz25kHz0101entered the test mode.
RDSAM531kHz~1602kHz9kHz+450kHz9kHz
E4FM87.5MHz~108.0MHz50kHz+10.7MHz25kHzIf the diagnosis result is NG, the oscillation of the sub-
TLWMW531kHz~1602kHz9kHz+450kHz9kHz0110
RDSLW153kHz~279kHz9kHz+450kHz9kHzclock diagnosed again. If the result is OK, the system
enters the test mode. If the diagnosis result is continuous-
ly NG 5 times, the system stops with ERR1 and ERR2
2. Contents of tuner preset memorydisplayed.
3-5 Tuner test mode
FREQUENCYFREQUENCY
M.chM.ch
E/XTE/XT(When selector is set to TUNER.)
1FM 98.0MHz FM 98.0MHz21 AM531kHz LW270kHzY P.CALL of preset channel.
2FM 87.5MHz FM 87.5MHz22FM 87.5MHz LW216kHz
KEYSOPERATION
3FM 89.1MHz FM 89.1MHz23FM 87.5MHz LW162kHz
Increments the P. CALL every time
4FM 108.0MHz FM 108.0MHz24FM 87.5MHz FM 87.5MHz[TIMER SET]
this key is pressed.
5FM 90.0MHz FM 90.0MHz25FM 87.5MHz FM 87.5MHz
6FM 87.5MHz FM 87.5MHz26FM 87.5MHz LW279kHzDecrements the P. CALL every time
7FM 87.5MHz FM 87.5MHz27FM 87.5MHz LW270kHz[TIMER MODE]this key is pressed.
8FM 87.5MHz AM 1602kHz28FM 87.5MHz LW216kHz
9AM 1602kHz AM 1440kHz29FM 87.5MHz LW162kHz
Y Selection of P. CALL steps.
10 AM999kHz AM999kHz30FM 106.0MHz LW153kHz
KEYOPERATION
11 AM630kHz LW216kHz31FM 87.5MHz FM 87.5MHz
12 AM 1440kHz AM630kHz32FM 87.5MHz FM 87.5MHz10 20 30 40 01
13FM 106.0MHz FM 106.0MHz33FM 87.5MHz FM 87.5MHz[DIGITAL REC]
Selects the P.CALL steps cyclically.
14 AM531kHz AM531kHz34FM 87.5MHz LW279kHz
15FM 87.5MHz FM 87.5MHz35FM 87.5MHz LW270kHzY S level indication.
16FM 98.0MHz FM 98.0MHz36FM 87.5MHz LW216kHz
Set the TUNER ATT to ON/OFF and display the S level in
17FM 98.5MHz FM 98.5MHz37FM 87.5MHz LW162kHz
hexadecimal when the [PTY] key is pressed.
18FM 87.5MHz AM531kHz38FM 87.5MHz FM 108.0MHz
Y Indication of FL for TA NEWS and TIMER.
19 AM990kHz AM990kHz39FM 108.0MHz AM999kHz
20FM 97.7MHz LW279kHz40 AM999kHz LW216kHzKEYFL INDICATION
[TA/NEWS]
3. Test mode
[DISPLAY]
3-1 Entering the test mode
3-6 AMP test mode
Y Turn on the power while pressing the [OPEN/CLOSE] key.
Y The test mode gets started while the power is turned on(When the selector is set to positions other then TUNER.)
During the test mode, it can be operated in a special
after that,all the FLs will light up and the panel opens.
manner that is different from an ordinary operation by
Y Sub-clock oscillation diagnosis function is entered by
pressing the [DIGITAL REC MODE] key in the all FL light-using the keys on the remote control or the main body,
specifically as shown in the following table.
ing mode.
KEYSFUNCTION or FL INDICATIONREMARKS
3-2 Canceling the test mode
AUTOOne touch settings.
The system is initialized and the test mode is canceledVolume value.
when the AC power is turned off.
Volume value.
3-3 InitializingSub mute ON/OFF operation
A.MEMOand FL indication.(except for
The system is initialized when the power is turned on
stereo mode)
TIMER MODEOne touch settings.
while pressing the [ON STANDBY] key.
3-4 Contents of the test mode
Y Key operation in all FL lighting mode.
KEYSOPERATION
[AUTO]Green LED lights on.
[A.MEMO]Red LED lights on.
Y All FL lighting off mode.
KEYSOPERATION
All FL lighting off.
Normal indication.
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ACEC
