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HCD-RG490/RG590
24
24
HCD-RG490/RG590
7-2. BLOCK DIAGRAM – MAIN Section –
+9V
RG490: E2, E51, AR/
RG590: E2, E51, AR
RG490: E2, E51, AR/
RG590: E2, E51, AR
RG490: E2, E51, MX, AR/
RG590: E2, E51, MX, AR
MUTING
Q801
MIC AMP
IC801 (1/2)
MIC AMP
IC801 (2/2)
VR801
MIC LEVEL
VR851
ECHO LEVEL
DIGITAL
ECHO
IC802
JK801
MIC 1
JK802
MIC 2
JK802
MIC
(RG490: MX/RG590: MX)
AUDIO IN
R-CH
J702
HP IN
C
CD-L
A
RDS-DATA, RDS-CLK
D
L451
BIAS OSC
MUTING
Q305
HRPE1
(REC/PB/ERASE)
(DECK-B)
HP1
(PB)
(DECK-A)
L-CH
R-CH
R-CH
L-CH
R-CH
R-CH
R-CH
MUTING
Q307
MUTING CONTROL
SWITCH
Q305, 306
MUTING
Q401
R-CH
MUTING
CONTROL SWITCH
Q400, 407
REC CONTROL
SWITCH
Q409, 410
R-CH
REC AMP
IC401
PB AMP
IC301
ERASE
BIAS OSC
Q453
REC SWITCH
Q403
PB SWITCH
(DECK-B)
Q303
REC BIAS
SWITCH
Q451, 452
+9V
R-CH
PB SWITCH
(DECK-A)
Q301
R-CH
+
DECK-A/B
SELECT SWITCH,
REC/PB
SELECT SWITCH
Q405, 406, 408
TUNER (FM/AM)
AM
FM ANT
AM ANT
TUNER-L
TUNER-R
PLL DO
RDS-DATA
RDS-CLK
R-CH
RDS DATA
RDS CLK
PLL DI
PLL CLK
PLL CE
FM75
Ω
COAXIAL
ANTENNA
45 I-LC23003-DI
39 TAPEL
1 TUNERL
2
3
LIN
DATA
6
CLK
16
DATA
15
CLK
2
10
36
AUXL
11 VINL
TONEOUTL
14
OUTL
9
LOUT
MIC1
37
MIC2
40 CDL
O-BIAS
43 O-LC23003-DO
44 O-LC23003-CLK
42 O-LC23003-CE
4
O-REC/PB
2
O-REC-MUTE
3
O-R2S15207FP-DATA
58
4
SAOUT
I-STREAM
68
O-AUDIO-CLK
57
O-R2S15208SP-DATA
56
I-MIC-DET
55
I-HP/AUDIO IN
61
(RG490: MX/RG590: MX)
12
BB12
13
BB22
F
SW OUT
E
OUT
G
BASS AGC
3
RECOUTL
I-VACS
I-HALF-A
63
D923
D921
BAND-PASS
FILTER
Q111, 112
+
R-CH
R-CH
BASS AGC
Q113
D031
PARAMETRIC EQUALIZER
IC102 (RG590: E2, E3, E51, EA, AR)
IC102 (RG590: MX)
(RG590: E2, E3, E51, EA, MX, AR)
(RG490/RG590: AEP, UK, RU)
INPUT SELECTOR, TONE CONTROL,
ELECTRICAL VOLUME
IC101 (EXCEPT RG490: MX/RG590: MX)
IC101 (RG490: MX/RG590: MX)
CAMP+
M
TAPE MECHANISM
DECK BLOCK
A-HALF
B-SOL
B-HALF
A-PHOTO
B-PHOTO
B-REC-F
CAPSTAN/REEL
MOTOR DRIVE
Q701, 704
TRIGGER PLUNGER
DRIVE (DECK-B)
Q702, 705
30
O-SOL-B 35
A-SOL
TRIGGER PLUNGER
DRIVE (DECK-A)
Q703, 706
O-SOL-A 34
O-MOTOR 33
I-HALF-B 27
I-RELL-A 31
I-RELL-B 28
I-REC-SW
O-TCM-SYNC
29
I-TCM-SYNC 73
36
TAPE MECHANISM
DECK CONTROLLER
IC701 (1/2)
SYSTEM CONTROLLER
IC901 (2/4) (EXCEPT RG490: MX/RG590: MX)
IC901 (2/4) (RG490: MX/RG590: MX)
: TUER (FM/AM)
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
Abbrivation
: 120V AC area in E model
E2
: Argentina model
AR
: 240V AC area in E model
E3
: Chilean and Peruvian models
E51
: Mexican model
MX
: Saudi Arabia model
EA
: TAPE PLAY (DECK-A)
: TAPE PLAY (DECK-B)
: REC
: MIC
: AUDIO IN
(RG490: AEP/RG590: AEP, UK)
RG490: E2, E51, MX, AR/
RG590: E2, E51, MX, AR
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25)
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25)
(Page 25)
(Page 23)
(Page 25)
Ver. 1.1
Summary of Contents for HCD-RG490; HCD-RG590
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