CD-206/DPF-R6010/R6010E
3
CIRCUIT DESCRIPTION
CDM25
MECHA SW
LOADING
DRIVER
ROTARY
DRIVER
1. Microprocessor : uPD78055GC-A03 (X32, IC3)
1-1 Microprocessor periphery block diagram
53 CLK
54 LAT
55 DATA
19~26
56 SENSE
(AD0~AD7)
51 FOK
27~32
62 SCOR
(A8~A13)
16 SUBQ
58 GFS
RD 40
18 SQCK
WR 41
52 MON
WAIT 42
57 MUTEG
ASTB 43
10 SCLK
8 SRDT
DEFECT 73
63 DQSY
uPD78055GC-A03
36 OPEN_SW
37 CLOSE_SW
38 UP_SW
39 DOWN_SW
49 DISC_SENS
48 POSI_SENS
44 SLT_SW
SGATE 64
34 OPENM
SCK 65
35 CLOSEM
SDATE 66
45 R_TRAY_S
46 R_TRAY_R
47 R_TRAY_L
67,80,1~3
LED1~5
50 LDC
59 RMUTE
REM 61
12 DATA
8/16bit 15
13 CLK
14 CE
SDATA 5
77 A/D KEY0
SBUSY 6
78 A/D KEY1
79 A/D KEY2
RESET 60
CXD2507AQ
CLK
(DSP)
XLT
DATA
SENS
FOK
SCOR
SQSO
GFS
SQCK
MON
MUTE
X32, IC3
X32, IC2
LC89710M
SCLK
(CD TEXT)
SRDT
DQSY
X32, IC6
HM62256
BLFP 8T
(SRAM)
OR
W242575-70LL
/TC74HC373AF
(D-LATCH)
OE
WE
CE
LE
X32, IC7
SGATE
SCK
SDATA
KAN03
LASER ON / OFF
ANALOG METE
LC75710
(DOT DRIVER)
FIP15
XM1BA
(FL)
REMOCON
DEFECT NG
X32, IC4, IC5
X25, IC1
8bit/16bit
SERIAL
COMMUNICATION
RESET
PORT
(V)
A/D KEY0 (77PIN)
A/D KEY1 (78PIN)
A/D KEY2 (79PIN)
4.9 ~ 4.4
UP
DISC1
TEXT DISPLAY
4.4 ~ 3.8
DOWN
DISC2
ALL INFO.
3.8 ~ 3.2
FF
DISC3
P. MODE
3.2 ~ 2.5
FB
DISC4
TIME DISPLAY
2.5 ~ 1.9
EDIT
DISC5
RANDOM
1.9 ~ 1.3
DISC SKIP
OPEN/CLOSE
REPEAT
1.3 ~ 0.6
–
PLAY/PAUSE
–
0.6 ~ 0.2
–
STOP
–
KEY TABLE
LED1 ~ 5
CD-206/DPF-6010E(K)
2P(
98.4.24
10:13
PM
y [ W
6
