System Block Diagram - LG RC-185 Service Manual

6. SYSTEM BLOCK DIAGRAM

5.3VA
MODE S/W
MS501
GND
MODE S1
MODE S2
MODE S3
MODE S4
To/FROM DVD
5V
T-UP END
ES501
ES502
LD501
DECK IR LED
SUP END
RS501
T-UP REEL
RS502
SUP REEL
CST.SW/REC TAP
5.3VA
CS501
TO/FROM DECK
20 33 34 74 75 65 67 21 19
I_LIMIT
89 MODE S1
88 MODE S2
87 MODE S3
86
MODE S4
10 DVD ENA
12
DATA(DVD->VCR)
13
DATA(DVD->VCR)
11
DVD CLK
X501
14MHz
38
OSCI
OSC
37
OSCO
X502 XI
40 IC501
OSC
32.768KHz
XO
41
MN101D10X
6 TOP_SENSOR
85 END_SENSOR
C535
R564
3 T/UP_REEL
SUP_REEL
2
32 CST_SW
5
R/CIN
RM501
TO/FROM AVCP
82 23 24 96
C.V IN2 50
C.V IN 49
DIS501
REC' H' 27
DISPLAY
SEC_DET' H' 84
FROM KARAOKE BOARD
MIC_DET' H' 98
XLINK_DATA_OUT 16
LED_ENA 28
IC506
XLINK_CLK 14
SUPER_DET' H' 61
RGB_OUT' H' 59
TO/F TO/FROM SCART/SWITCH
A_MUTE' H'
58
AV1' H' 60
V_MUTE' L' 62
D.CON2
93
57
C+_DET' H'
T O / F R O M I / O I / O
D.CON3 94
RGB_SW' H' 97
VCR' H' 8
83
A_ENV
A_H/SW 26
A_MUTE' H' 58
TO/FROM AUDIO(Hi-Fi)
IIC_CLK 18
17
IIC_DATA
AFT 81
IIC_CLK 18
IIC_DATA 17
TO/ FROM TU/IF
7
MODULATOR_4' L'
TU_SECAM_VL' H' 63
TU_SECAM' H' 64
P/FAIL
4
25
RESET
51 36
73
Q503
+ +
C500 C501 5.3VA
Q504
5V
+
+
L501
VCR+DVD REC SCART+RCA
3-28 3-29
IC504
GND
3 Vcc
2
1
IC505
GND
3 Vcc 2
1