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