Kenwood RD-M515 Service Manual page 6

VFD
(16seg x 11grid)
KEY &
LED
VFD DRIVER
IC701
RMC IR
VOLUME
& LED
FRONT PCB
CN703
JACK PCB
1
VBUS
2
DP
3
DM
4
H/P USB AUDIO IN
GND
CW502
1
CD/MP3 PCB
VBUS
2
DP
3
DM
X-Tal
4
GND
XC503 REG
(16.9344MHz) 1.8V
VREF
1
SERVO IC
VCC
2
CD/MP3 Decoder IC
E
3
IC510
D
4 IC501
A
5
B
6
C
7
F MOTOR IC
8
LD GND
9
RTC IC
IC511
LD X-Tal
10
IC502
VR
XC502
11
PD
12
(12MHz)
FOCUS+ X-Tal
13
TRACK-
XC501
14
TRACK+
15 (32.768KHz)
FOCUS-
16
CW505
PICK-UP
MECHA
TRAVERS OPEN/CLOSE
CD MECHA
1
-Vpp
2
-4.3
3
CN701 +4.3
4
GND
1
STBY_LED
2
IR
3
JOG UP
4
JOG DOWN
5
KEY 1
6
KEY 2
7
VFD_STB
CW702
8
VFD_CLK
9
VFD_DO
10
GND
11
GND
12
STBY_3.3V
13
SYS_3.3V
CN704
CW401
IOPD_SENS 1
1
1
IPOD_TX
2 2
IPOD_RX
3 3
VFD_STB
4
4
VFD_CLK
5 5
VFD_DOUT
6 6
FUN_CLK
7 7
FUN_SDA
8 8
HP_SENS
9
9
STBY_LED
10 10
KEY1
11 11
KEY2
12
12
JOG DOWN
13 13
JOG UP
14 14
IR
15 15
POWER_ON
16 16
ACC CONT
17 17
H/P MUTE
18 18
TU_CLK
19 19
TU_SDA
20
20
TU_CE
21 21
ENABLE
22 22
GPO_CLK
23
23
Q'S
24 24
STROBE
25 25
IPOD_SENS 2
26 26
MECHA
SMPS PCB
CW903
1
-Vpp
2 SWITCHING TRANS
-4.3
3
+4.3
PT901
4
GND
CW902
IOPD_SENS 1
IPOD_TX
IPOD_RX
VFD_STB
MAIN PCB
VFD_CLK
VFD_DOUT
FUN_CLK
FUN_SDA
HP_SENS
STBY_LED
KEY1
KEY2
REG
JOG DOWN
1.8V
JOG UP
IR
POWER_ON
ACC CONT
H/P MUTE
FUNCTION IC
TU_CLK
TU_SDA
I/O Expander IC401
TU_CE
IC492
ENABLE
GPO_CLK
Q'S
STROBE
IPOD_SENS 2
CW403
BRIDGE DIODE
FLYBACK SWITCHING D901
IC901
LINE FILTER
L901,L902
CW901
TUNER
TU001
GND Isolation IC
IC491
H/P AMP
IC851
AMP IC
IC801
2
1
1 1
GND
2 2
VBUS
3 3
VBUS
4 4
NC
5 5
I_R
6 6
I_GND
7 7
I_L
8 8
SHIELD_GND
1 1
I DET
2 2
A DET
3 3
Video
4 4
DET
5 5
RX
6 6
TX
7 7
IDNT
J401
3
1
VIDEO
2
1
2
3
4
5