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5
3. BASIC ITEMS FOR SERVICE
3.1 CHECK POINTS AFTER SERVICING
To keep the product quality after servicing, please confirm following check points.
N
. o
1
2 CD
3 FM/AM tuner
4
5
See the table below for the items to be checked regarding audio:
3.2 PCB LOCATIONS
D
BT Unit
X5600BT/XNEW5
X6600BS/XNUC
B
Keyboard Unit
5
6
P
o r
c
e
d
u
e r
s
Confirm whether the customer complain has
been solved.
If the customer complain occurs with the
specific media, use it for the operation check.
Play back a CD.
(Track search)
Check FM/AM tuner action.
(Seek, Preset)
Switch band to check both FM and AM.
Check whether no disc is inside the product. The media used for the operating check must
A
p
p
e
a
a r
n
c
e
c
h
e
k c
Item to be checked regarding audio
Distortion
Noise
Volume too low
Volume too high
Volume fluctuating
Sound interrupted
DEH-X5600BT/XNEW5
6
7
I
e t
m
o t
b
e
c
o
n
r i f
m
e
d
The customer complain must not be
reappeared.
Display, audio and operations must be
normal.
No malfunction on display, audio and
operation.
Display, audio and operations must be
normal.
be ejected.
N
o
c s
a r
c t
h
e
s
r o
d
t r i
o
n
s t i
a
p
receiving it for service.
C
CD Core Unit (S11.6VA)
A
Tuner Amp Unit
A:DEH-X5600BT/XNEW5
B:DEH-X6600BS/XNUC
C:DEH-X3600S/XNUC
D:DEH-X3600UI/XNEW5
Unit Number : QWM3677(A)
Unit Number : QWM3678(B)
Unit Number : QWM3679(C)
Unit Number : QWM3627(D)
Unit Name
: Tuner Amp Unit
Unit Number : (A,D)
Unit Number : (B,C)
Unit Name
: Keyboard Unit
Unit Number : CWX4269
Unit Name
: CD Core Unit(S11.6VA)
Unit Number : QWM3750(A,B)
Unit Name
: BT Unit
7
8
A
B
p
e
a
a r
n
c
e
a
t f
r e
C
D
E
F
9
8
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