Sharp CMS-R600X(BK) Service Manual page 47

IC701 RH-iX0132AWZZ:System Microcomputer (2/2)
Pin No. Port Name Terminal Name
60 - 91 SEG0 - 31 SEG0 - 31
92 P87 ILLU GUIDE 1
93 P86 ILLU GUIDE 2
94 P85 ILLU GUIDE 3
95 P84 ILLU GUIDE 4
96 P83 TAPE SOL
97 P82 TAPE MOTOR
98 P81 HI SPEED
2
99 P80 C B CE
2
100 SI0 C B DO
KEY ARRANGEMENT TABLE
KEY POSITION KN0
PORT VOLTAGE 0V(0.0)
PIN.NO. ADDATA
PORT
(28) KEYIN 1 K01
(ANI 0)
CD
(29) KEYIN 2 K11
(ANI 1) REPEAT
PLAY A
(30) KEYIN 3 K21
(ANI 2) NOR EDIT HIGH EDIT
(31) KEYIN 4 K31
(ANI 3) POWER
(32) KEYIN 5 K41
(ANI 4) OPEN/
CLOSE
(33) AUTO SCAN INITIAL-1
(ANI 5) w/o AUTO
SCAN
(34) TUNER TUNER
(ANI 6) USA
(35) T2 RUN
PALUS
Input/Output
Output LCD Segment driver output
Output LED Control
Output LED Control
Output LED Control
Output LED Control
Output Tape solenoid control
Output Tape motor control
Output Tape speed control
2
Output C B Chip enable output
2
Input C B Data input
KN1 KN2 KN3
0.65V(0.13) 1.24V(0.248) 1.88V(0.375) 2.49V(0.497) 3.13V(0.625) 3.71V(.0625) 4.36V(0.871)
K02 K03 K04
TUNER TAPE 1/2 VIDEO
K12 K13 K14
APMS CLEAR
RANDOM MEMORY
K22 K23 K24
TUNING CD PAUSE REC PAUSE
DOWN
K32 K33 K34
PRESET TUNING UP X-BASS
MEMORY
K42 K43 K44
DISC SKIP DISC 5 DISC 4
INITIAL-2
w/o AUTO
SCAN
TUNER TUNER TUNER
EU 1 EU 2 JAPAN
FM,MW FM,MW,LW
– 47 –
Function
L: ON
L: ON
L: ON
L: ON
H: Pull L: Release
H: ON
H: Normal L: High
KN4 KN5 KN6
K05 K06 K07
VOL DOWN BAND SRS
K15 K16 K17
VOL UP PRESET
DOWN
K25 K26 K27
STOP PRESET UP
K35 K36 K37
HEAVY VOCAL BGM
K45 K46 K47
DISC 3 DISC 2 DISC 1
TUNER TUNER TUNER
EX 1 EX 2 KOREA
9K 10K
CMS-R600X/R600XT
Active
—
L
L
L
L
H
H
L
H
L/H
KN7 OPEN
5V(1.0)
K08 NO KEY
INPUT
BAL L
K18 NO KEY
REWIND INPUT
K28 NO KEY
FF INPUT
K38 NO KEY
FLAT INPUT
K48 NO KEY
BALANCE R INPUT
NO KEY
INPUT
TUNER NO KEY
OIRT INPUT
NO KEY
INPUT