20
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
Main 20 Audio AMP.
SNDGND
SNDGND
R544
10K
AC_MUTE
019:D5
R545
NU
SNDGND
SPKOL
019:F8
SPKOR
019:F9
VC5
SNDGND
VC5AMP
SNDGND
TPA0122PWPR
IC36
TSSOP24PWP
TI
1 GND
2
GAIN0
3
GAIN1
4
LOUT+
5 LLINEIN
6 LHPIN
7
PVDD
8 RIN
9
LOUT-
10 LIN
24
GND
23 RLINEIN
22 SHOTDOWN#
21
ROUT+
18
PVDD
17 PCBENABLE
16
ROUT-
15
SE/BTL#
14 PC-BEEP
13
GND
11 BYPASS
12 GND
20 RHPIN
19
VDD
25
PowerPAD
VC5
R553
0
R552
NU
R551
0
VC5AMP
VC5AMP
VC5AMP
EC_MUTE
022:D4
SNDGND
R261
100K
SNDGND
R370
10K
SNDGND
SNDGND
VC5AMP
C576
1u
ICH_SPK
010:H10;010:I4
R272
33K
BLBEEP
022:A4;022:D1
R271
33K
R274
NU
C340
0.1u
C339
0.1u
C342
NU
C343
NU
SYSAIN
018:E10;019:F6
C341
0.1u
R275
NU
R273
33K
VB3
IC34
SN74AHC1G14DCKR
5
VCC
3
GND
CBSPKR
015:E6
MODEMAUDIO
019:F6;024:G5
IC34
SN74AHC1G14DCKR
2
4
SM02B-SRSS-TB
CN27
SP_L
JST
1
2
6.3V
C358
10u
2125
B
6.3V
C360
10u
2125
B
6.3V
C359
10u
2125
B
6.3V
C361
10u
2125
B
SM02B-SRSS-TB
CN31
SP_R
JST
1
2
R548
10K
XP0421300L
Q103
6
2
1
XP0421300L
Q103
5
3
4
C355
10u
2125
C351
100p
R279
2.2K
C350
100p
R285
100K
R276
470
VCODEC
R283
10K
MA3X78600L
D13
A
2
1
C
3
MICIN
019:F7
NJM12904V
IC37
V-
4
V+
8
SNDGND
C357
0.1u
VCODEC
VC5
C344
10u
2125
SNDGND
NJM12904V
IC37
-
2
1
O
+
3
R286
100K
R281
2.2K
BLM11A121S
L32
1
2
C352
10u
2125
SNDGND
A5V
A5V
SNDGND
R284
47K
SNDGND
NJM12904V
IC37
-
6
7
O
+
5
C362
470p
C354
0.1u
BEEPSP
020:A2
BEEPSP
020:F6
C573
0.1u
6.3V
C575
10u
2125
B
6.3V
C574
10u
2125
B
N2012ZP600T25
L57
1
2
6.3V
C572
100u
SP-CAP
UD
+
C571
0.1u
C570
0.1u
SNDGND
C582
0.22u
C569
0.22u
C577
0.22u
C579
0.22u
C583
0.22u
C581
0.22u
C578
0.1u
C710
0.1u
SNDGND
C713
0.1u
C714
0.1u
HPROUT
024:G7
HPLOUT
024:G7
MICRIN
024:E7
MICLIN
024:E7
HPJACKIN
024:E7
C580
100p
R546 10
1608
-24V/V 1 1
-12V/V 1 0
-6V/V 0 1
-2V/V 0 0
GAIN0 GAIN1
12/23:R261 47K
→
100K
Summary of Contents for CF-Y2 Series
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Page 15: ...12 4 Diagnosis Repair 4 1 Basic Procedures ...
Page 16: ...13 4 2 Troubleshooting ...
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Page 51: ...1 2 3 4 5 6 7 8 9 10 11 G J CF Y2 Printed Circuit Board Main Board Top Side D E I A C F H B ...