HCD-V3900/V5900
— 27 —
— 28 —
6-3. BLOCK DIAGRAM – MAIN SECTION –
PB(L)
LEVEL
REC
BIAS
BIAS
TRAP
R CH
BIAS
OSC
Q621,622
PB EQ
AMP
IC611
RV341
Q623
+7.5V
C331,L331
ERASE
HEAD
REC/PB
HEAD
(B DECK)
HRPE101
PB
HEAD
(A DECK)
HP101
RV311
PB(L)
LEVEL
PB EQ
AMP
IC601
RV301
IC602
REC/PB SWITCH
REC
EQ
BIAS
SW
DOLBY
B
NORM
CROM
REC(L)
LEVEL
RV1501
PB A/B
IC1501
DOLBY NR/REC EQ AMP
6
8
12
14
16
17
18
19
20
13
15
87
88
89
90
91
92
93
97
28
MOTOR
SWITCH
CAPSTAN
SWITCH
Q1534,1535
M
SWITCH
Q1533
Q1531,1532
SPEED
CONTROL
Q651
SPEED
(NOMAL)
TAPE
SPEED
(HIGH)
TAPE
M
3
7
1
9
MOTOR DRIVE
IC201
OUT2
OUT1
IN2
IN1
M
61
60
M201
TABLE
MOTOR
1
2
3
4
2
4
A
B
70
120
PB
REC
DOL
PAS
PB
REC
11
25
24
22
A7.5V
10
9
B CrO2
DET
S1008
A CrO2
DET
S1005
NORM/HIGH
NORM/CROM/METAL
BIAS ON/OFF
RM ON/OFF
NR ON/OFF
REC PB/PASS
LM ON/OFF
A120/70
T SENS
A PLAY SW
76
11
10
94
IC202
TABLE
SENSOR
X1
X2
X101
5MHz
PB A/B
UP SW
S201
EQ H/N
BIAS
REC MUTE
NR ON/OFF
R/P PASS
TC MUTE
UP SW
VZ
IN1
IN2
77
96 TC RELAY
TBL R
TBL L
CAPSTAN
MOTOR
M1
TRIGGER
MOTOR
M2
A HALF SW
26
A SHUT
S1001
A PLAY
+5V
+5V
S1004
A HALF
S1007
B HALF
S1009
REC B
S1006
REC A
ROTATION
DET A
Q1001
+5V
B HALF SW
B PLAY SW 95
S1002
B PLAY
+5V
27
B SHUT
+5V
ROTATION
DET B
Q1002
TRIGGER
MOTOR DRIVE
IC1502
TRG LOW
B TRG
A TRG
CAP M ON/OFF
CAP M H/L
OUT1
OUT2
2
10
4
6
5
85
84
83
86
82
16
RV652
RV651
: PHONO
: CD
• Signal Path
• RCH Same as L CH
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
62 TRAY LED
D201
(DISC No.)
A
VIDEO
SECTION
(Page26)
CD L CH
IIC DATA
IIC CLK
XRST
99
SW F CON
IIC DATA
55
IIC CLK
56
XRST
57
J760
HEADPHONS
J761
MIC 1
J762
MIC 2
R CH
L
R
PHONO
VIDEO
IN
J101
R CH
L
R
R CH
L
R
REC
OUT
ST CE
68
ST CLK
65
ST DAYA
67
ST MUTE
72
STEREO
70
TUNED
69
ST DOUT
66
ST CE
ST CLK
ST DAYA
ST MUTE
STEREO
TUNED
ST DOUT
TO
ST BLOCK
TU L CH
ST DOUT
TUNED
STEREO
ST MUTE
ST DATA
CN201
ST CE
ST CLK
: FM
MIC AMP
IC760
RV760
MIC VOL
DIGITAL
ECHO
IC761
8
1
RV761
ECHO
LEVEL
MIC AMP
IC760
A/D
22
LPF1
LOGIC
7
8
9
D/A
26
18
LPF2
17
16
MIX
15
D
ATA
CLOCK
KEY CONTROL
IC501
STORBE
SWITCH
Q501
5
3
4
SWITCH
Q502
10
IC502
IC101
V L
12
CD
14
TC
15
ST
11
13
OUT
10
A
9
B
6
C
SELECTOR
IC102
38
OUT 2
PORT A
28
IN2A
71
IN2B
69
PORT B
29
PORT C
30
REC 2B
61
KEY OUT 2
65
KEY IN 2
64
REC 2A
62
CLOCK
32
LA
TCH
34
D
ATA
33
EQALIZER/VOLUME
IC201
MAIN CONTROL
IC301
K CON LAT
4
K CON ON
5
COM DATA
44
COM CLK
45
LATCH
3
2
DBFB H/L
1
TA MUTE
100
STK MUTE
6
F RELAY
39
BUF IN2
D309
Q201
V5900 ONLY
40
BB22
41
BB12
D291
45
F OUT2
SPEANA
IC231
MUTE
Q204
POWER AMP
IC801
LED
DRIVE
Q201
FEED
BACK
Q203
MUTE
CONT
Q231,232
DBFB
SWITCH
Q202
STANDBY
SWITCH
Q283
RELAY
SWITCH
Q281
OVER LOAD
DET
Q282
OVER LOAD
SENSOR
Q801
RELAY
DRIVE
Q141,142
2
1
7
4
6
AC OFF
PROTECTOR
IC281
RY141
+
+
R-CH
FRONT
L
R
TM131
FAN
DRIVE
Q191,192
FAN
+
+
R-CH
SURROUND
L
R
TM132
V3900 ONLY
V5900 ONLY
R-CH
MID
FREQ
HIGH
FREQ
LOW
FREQ
+3.3V
REG
1
3
IC801
+3.3V
POWER
CONT
Q9004
A+5V
(SW)
Q9003
+5V
REG
1
3
IC9002
POWER
CONT
Q9002
D+5V
(SW)
Q9001
+5V
REG
1
3
IC9001
D+5V
(UNSW)
TO
MPEG
A+7.5V
+7.5V
1
VDD
10
2
VCC
9
VEE
IC901
4
EN
A-7.5V
POWER
CONT
Q907
POWER
CONT
Q906
Q905
+5V
(UNSW)
DVDD
Q901
POWER
CONT
Q902
RESET
IC302
1
3
RESET
SWITCH
Q301
98
POWER
57
XRST
46
CD POWER
20
AC CUT
15
RESET
RDS
D+5V
D901
D303
+5V
REG
1
3
IC903
D914
D+5V
µ
COM D+5V
+7V
REG
1
3
IC902
CD M+7V
(UNSW)
-11.5V
D902-905
D901
+B
-B
F1
F2
T901
AC
IN
+12V
REG
1
3
IC904
TC M+12V
-32V
+10V
REG
Q903
REG
Q904
ST +10V
VP
D906
D907
T901
F901
F902
S901
FUNCTION
KEY
SPEANA 1
36
SPEANA 2
37
L+R
38
DATA
24
CLOCK
23
RESET
10
KEY1
27
S601-608
FUNCTION
KEY
S651-659
FUNCTION
KEY
KEY2
28
S609-615
FUNCTION
KEY
S676-679
FUNCTION
KEY
S681-686
FUNCTION
KEY
KEY3
29
S616-618
FUNCTION
KEY
S641-647
FUNCTION
KEY
S661-666
FUNCTION
KEY
KEY4
30
S619-626,628-633
FUNCTION
KEY
S667-671
VOLUME
S701
JOG
S711
VOL A
20
VOL B
34
JOG A
22
JOG B
35
DOOR SW
21
S691
DOOR
XOUT
8
XIN
9
X601
8MHz
DISPLAY CONTROL
IC601
57
77
42
56
SEG1
SEG21
GR1
GR15
FLOURESCENT
INDICATOR TUBE
FL601
VF1
VF2
D611-625,627
79
LED1
LED
DRIVE
Q604-612
80
LED2
1
LED3
2
LED4
5
LED7
6
LED8
14
LED11
15
LED12
16
LED13
17
LED4
18
LED15
D646
LED3
SELECT
SWITCH
Q601-603
25
LED SELECT
D631,632
LED
DRIVE
Q614
19
LED16
D641,642
LED
DRIVE
Q617
31
LED17
D643,644
LED
DRIVE
Q620
2
LED4
D645,647
LED
DRIVE
Q618
D635-638
LED
DRIVE
Q619,621
3
LED5
4
LED6
SIRCS
IC602
2
33
SIRCS
78
VKK
KEY4
VP