CDC-R937/X937
4-4. BLOCK DIAGRAM N MAIN SECTION N
J601AUX-RCHAUX(L)
1BBEIN
AUX INTUN(L)LSELO(L)BBE OUTL FADRLOUTJ401
3634453L
CD(L) (L)LINTONELOUTIN3662EVR5756AUDIO OUTFADER
4S BASSFLOUTREAR
R-CHR
54
POWER AMP
J101MUTEMUTEIC501CON801
LCHBBEQ409
(ANTENNA)1 AM ANT16Q407RL(+)
SWITCH
2 FM ANTRCH 17TUN-RCHBBE92RL+
CCB INTERFACEELECTRONIC VOLUMERL
11
IC401RL(-)
HPOLLPOLMIXLCONT710RL-
CLCEDI
4138372349 51 50
FL(+)
51 FL+
FL
12FL(-)
39 FL-
21
DSSA CONTROL22 MUTE
344 ST-BY
Q405
BBE LEVEL SELECT
IC40213 516 AUX IN
LEVEL AMPBBE CONTROL3RR+
Q421Q411
11RR-
R-CH4FR+
78 AUX SWBBE SW21612FR-
TU10125BBE SW1 7LEVEL IND
(TUNER UNIT)EVOL CLO18
CDC-R937
EVOL CE 20
RDS DECODER
EVOL DO 19
IC151SHUTDOWN
SYSTEM CONTROL
IC901BATTMUTEQ522
DET OUT 244 MUXDATA258 RDS DI
CL 16RDS CLK INDSSA CONT 2251
XOUTXIN
MUTE
1413
MUTE 60CONTROL
Q422,423
X151 4.332MHz
POWER MUTE 65
AM/FM OSC 1144 FMOSCST BY MUTE 56
BEEP 59
45 AMOSC
CDC-R937
FM VT 6LPF(FM)47 EO0PHONE MUTE 2413 TEL MUTE
Q107,108
ACC DET 237 ACC
AM VT 14LPF(AM)48 EO1AM+B
Q105,106ACC DETAM+BSWITCHINGCOM+9VPON+B6 ANT-R
ACC IN 52
IF COUNT 2039 IF REQD981Q10216 BATT
CDC-X93718
AM BAND 67
R13341 AM IF
SMETER 21FM+BF901
CDC-R93742 FM IF+5V REG
FM+BSWITCHINGCOM+9VBU+5VBATT17
R12564 RDS MODEQ821Q103+B
SFR101
RDS31 FM/AM S METER
FM BAND 66BATT19 +B
CDC-R937
SD/ST IND 2254 ST IND/SD INSW+8V REG
CD+8VBATTLED+9V
CDC-X937Q831-834POWER
ST SWITCHST+9V REG
5531
Q901CDS SLEEP 95COM+9VCONTROLBATTIC811
Q811,812
AM DX/LCL 321LOC/DXBATT DET
IC971REG+9V
PON+B
LOCALREG+9VSWITCH
FM DX/LCL 4SWITCHING37 X INX901BATT IN 11 OUT IN 2BATTQ732,733
Q101Y Signal path
6.3MHz
36 X OUT
LAMP CONT 80 : CD
CD LPOWER CONT 57
: FM
CD R CD-RCH
LCD CLO 5LCD CLO
RESET94 CDS RESETLCD DI 3LCD DI : AM/LW/MW
CD
ACDS CS96 CDS CSRMT IN 53REMOTE : AUX
SECTION
CDS CLO10 CDS CLO
(Page 20)LCD DO 4LCD DO
CDS DCDMS8 CDS DILCD CE 6LCD CEY R-ch is omitted due to same as L-ch.
CDS DMSCD9 CDS DODFP IN 2DFP IN
CDS SRQ79 CDS SREQ
ILL CONT1 69ILL1
SW186 SW1FRONT
ILLUM CONT2 70ILL2
SW287 SW2BSECTION
KEY3 30KEY3
KEY2 29KEY2(Page 22)
PANEL SW89 PANEL SWKEY1 28KEY1
SEN 192 SEN2RESET 50RESET
FRONTPHOTO91 SEN1
CD IN
C
SECTIONBU+5VLED DRIVELED
FLAP
(Page 22)MOTOR (+)1MOTOR484 PANCON1Q731
MOTOR (-)7DRIVE585 PANCON2
LED 61
IC721
2121 |