
6-1
6-1
1
12
1301
1302 1
16
1303 1
23
1305 1
11
1304 1
8
1307 1
6
1306 1
5
DIGITAL-IN SELECTOR
7302
HEF4052B
LOGIC
+5VD
CDR785, 220300
VSS
VEE
DIG_SW_2
DIG_SW_1
EBU_OUT_CD
OPT _IN
10
8
7
4, 11
2, 15
5, 14
1, 12
4, 11
2, 15
5, 14
1, 12
9
RECORDING SELECTOR
7320
7323
LM833D
7301C
74LVU04D
HEF4052B
LOGIC
+5VS
+IC
-8V
ANA_SW_0
ANA_SW_1
LINE_IN
CD
10
7
3, 13
16
8
6
9
VSS
VEE
VDD
1312B
DIG IN
6304
OPT. IN
1311B
DIG_IN
CDTXTDQSY
CDD
A
T
A
CD_SICL
CDShSTR
CDShCLK
CDSwinf
o
CDTXTin
CD_PORE
CDSILD
CDTXTCLK
CDTXTDQSY
CDD
A
T
A
CD_SICL
CDShSTR
CDShCLK
CDSwinf
o
CDTXTin
KILL_L
EB
U_OUT_CD
KILL_R
CD_PORE
CDSILD
CDTXTCLK
CD_L
CD_R
SUPPL
Y_ON
+5V EVER
NC
-F +F -30V +5V
+5V
+12V
+5VST
LOGIC CONTROL LINES
-F +F -30V
+5V +5VS +5VD +IC
+3V3
+5VST
+12V
SUPPL
Y_ON
DigSw0
DigSw1
DigSw2
AnaSw0
AnaSw1
AnaSw2
MUTE
V_AMP1-
V_AMP+
-8V
V_AMP- V_AMP1-
7335
7322
LM833D
V_AMP1-
Mono/
Stereo
7336
LM833D
V_AMP1-
MIC_L
MIC_R
HP_L
HP_R
Analog_REC_R
CD_R/W_Analog_L
EB
U_OUT_CDR
SHIELD
SHIELD
EB
U_IN_CDR
CD_R/W_Analog_R
Analog_REC_L
-8V
+12V
4, 11
2, 15
5, 14
1, 12
ANALOG SELECTOR
REC BUFFER
MICROPHONE AMPLIFIER
7321
HEF4052B
LOGIC
+5VS
MUTE
KILL
KILL_OFF(CDR)
-8V
DigSw0
CD_L, R
CD_RW_L, R
AnaSw2
10
7
9
VSS
VEE
8
13
12
DIGITAL-OUT SELECTOR
7003A
HEF4053BP
LOGIC
+5VD
+5V
DigSw0
11
7
14
15
16
9
VSS
VEE
VDD
8
1
2
LM833D
V_AMP1-
MUTE
1311A
1312A
DIGITAL
OUT
7301
74LVU04D
+IC
7301
7324
74LVU04D
+IC
3, 13
16
6
VDD
3, 13
16
6
VDD
EB
U_OUT_CDR
EBU_OUT_CD
7322
DigSw2
CD
LINE
CD
DIG
OPT
CDR
CD
CDR
CD
CDR
CD
KILL
1308 2
1
1309 2
1
NTC
FAN
7371
FAN CONTROL
+12V
INTERFACE BOARD
ANALOG
OUT
ANALOG
IN
1805 23
1
CON1
CN101
CON2
1
11
7
1
7
1
(Supply) ON/OFF
+5V EVER
-F1
+F1
-38V
+5V
+5V
+5V
GND
GND
GND
GND
+12V
+12V
+12V
-8V
+5V
AUDIO SIGNAL INTERFACE
DIGITAL IN / OUT
CONTROL INTERFACE
SUPPL
Y INTERF
A
C
E
+5V
+12V
-8V
-8V
GND
CD - CHANGER MODULE
for details see
separate block diagram
MAINS BOARD
for details see
separate block diagram
CDR MODULE
for details see
separate block diagram
HEADPHONE-
MICROPHONE
BOARD
LEFT
RIGHT
+5V
+10V
+3V
DA
T
A
SICL
SHR_STR
SHR_CL
SW_INFO
SILD
PORE
KILL_L
DQSY
SRDT
EB
U_OUT
uP_CLK
KILL_R
1704
1702
1420
1501
1
7
1
6
5
1
1492
1491
1
8
1690
+12V
-8V
HP_L
HP_R
7680
+12V
-8V
LM833D
7650
3661
3695
+12V
-8V
NJM4556AM
MIC_L
MIC_R
HEAD-
PHONE
MICRO-
PHONE
I2C D
A
T
A
I2C CLK
REQKBE
RESET
EB
U SIGNAL
OUT
EB
U SIGNAL
IN
ANALOG IN (REC) L
ANALOG IN (REC) R
ANALOG OUT (PB) R
ANALOG OUT (PB) L
SHIELD
SHIELD
FRONT BOARD
KEY BOARD right
KEY BOARD left
7412
7413
M I C RO P RO C E S S O R
T M P 8 8 C U 7 7 Z F
7415
5VST
RC5
2
KEY MATRIX
JOG CONTROL
RESET
EEPROM
RESET
1402
1
12
1405
1430
1457
LED CON4
JOG A
JOG A
JOG B
JOG B
KEY1
KEY1
KEY2
KEY2
-30V
+F
+5V
-F
1
3
2
33 - 76
51
32
87
88
VDD
VDD-VFT
VDD-CPU
31 VAREF
30
VASS
29
VSS
VKK
5406
12MHz
89
91
92
+5VST
96
99
5
8
6
LED CON5
LED CON6
LED CON7
LED CON3
LED CON6
LED CON5
LED CON4
CDR
AUX
YES
LED CON3
LED CON7
+5V
+5V
blue
Rec/Pb indication
red
+5V
1
9
LED CON1
LED CON2
KEY0
ON/OFF
LED CON0
+5V
+5VST
+5V
+5VST
IR EYE
LED CON1
LED CON0
LED CON2
1480
1
9
KEY0
ON/OFF
1
12
1400
CDTXTDQSY
CDD
A
T
A
CD_SICL
CDShSTR
CDShCLK
CDSwinf
o
CDTXTin
CD_PORE
CDSILD
CDTXTCLK
SUPPL
Y_ON
f
0
1401
-F +F
NC
-30V +5V
+D
+5VST
DigSw0
DigSw1
DigSw2
AnaSw0
AnaSw1
AnaSw2
MUTE
I2CW_D
A
T
A
I2CW_CLK
CWReqKbe
CWReset
NC (SHIELD)
NC (SHIELD)
1403
+yP
+5VST
+yP
+C
CD 3
CD 2
CD 1
STANDBY
ON/OFF
off
on
KEY MATRIX
1481
1
16
1
7
1
12
TEXT TOTAL TRACK
TIME TOTAL REM
STEP
CDRW
CDRW
COMPILE CD TRACK PROG
RECORD IN PROGRESS
SHUFFLE REPEAT ALL EDIT
REC
TRACK
TIME
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
+
ANALOG
FINALIZE ALC
DIGITAL
OPTICAL
12
12
BLOCK DIAGRAM