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XL-R910SL
Digital recording (CD-R/CD-RW Disc, Unfinalize condition)
When trouble is found in the digital recording (optical recording).
Check selecting
for source at front panel
:optical
Yes
Check signal
(digital) input pin No11
of NCW1(17P)
Yes
-Check connector of NCW1(17P)
-Check mechanism
Analog recording (CD-R/CD-RW Disc, Unfinalize condition)
When trouble is found in the analog recording.
Check selecting
mode for source at front
panel : analog
Yes
Check location
VR(ana.rec) at front panel
: 3o'clock
Yes
Check signal
(analog) input pin No
1,3 of ACW1(3P)
Yes
Check signal
(analog) input pin No
5,6 of UVR1 at
front PCB
Yes
Check signal
(analog) input pin No
1,3 of connector
(4P) from mecha.
to front PCB
Yes
Replace mechanism
1-10
No
Selecting optical mode by source key
Check voltage
No
pin No3 of NOM1(optical
receiver) : 5V?
Yes
-Check for NR13,NC13
-Check solder of NOM1,NCW1
No
Selecting analog mode by source key
No
Adjust volume (analog rec.)
-Check for AC6,AC7,AC22,AD23,AC24
No
AC25,AR25,AR26,AR27,AR28
-Check solder AJA1
No
-Check connector UCW3
No
-Check signal of UVR1
-Check connector (4P) of mechanism
No
Check voltage of RIC2(78L05)
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