Daewoo AKF-0275 Series, Service Manual

Page: 27 / 38

FUNCTION OF MICOM IC
- 25 -
KEY MATRIX TABLE (W/RDS) : LC75854
RETURN
SOURCE
KS 6 (49)
M1 (AMS)
T. UP
KI 1 (50) KI 2 (51) KI 3 (52) KI 4 (53) KI 5 (54)
T. DOWN
M2 (DOLBY)
M5
(DISC DOWN)
VOL DOWN
---
---
SEEK UP
M3 (RPT)
M6
(DISC UP)
SELECTOR
CDC/PAUSE
AUX
SEEK DOWN
LOC
TA/TA_STBY
PTY(DISP)
POWER
ON/OFF
RADIO/BAND
(LANG)
MONO
LOUD/LOC
AF/REG
ATP
TAPE EJECT
MUTE
---
M4 (SHUF)
VOL UP
TAPE/PGM
---
KS 5 (48)
KS 4 (47)
KS 3 (46)
KS 2 (45)
KS 1 (44)
OPTION DIODE TABLE : IC401(LC72366-9527)
DIODE MATRIX DESCRIPTIONS
SOURCE
RETURN
ODR 3
(PA3, 27PIN)
DOUBLE 2
(D410)
---
ODST 3
(PB3, 23PIN)
ODST 2
(PB2, 24PIN)
ODST 1
(PB1, 25PIN)
ODST 0
(PB0, 26PIN)
---
LOUD/LOC
(D407)
TUNER 1,2
(D408)
AREA 2
(D409)
---
LW ENABLE
(D404)
---
AREA 3
(D406)
---
CDC/AUX IN
(D401)
DOUBLE 1
(D402)
---
CLOCK
(D411)
AREA 1
(D412)
ODR 2
(PA2, 28PIN)
ODR 1
(PA1, 29PIN)
ODR 0
(PA0, 30PIN)
- LW select (D404) 0 : LW BAND DISABLE
1 : LW BAND ENABLE
- CLOCK USE select (D411) 0 : CLOCK ENABLE
1 : CLOCK DISABLE
- LOUD/LOC USE select(D407) 0 : LOUD/LOCAL KEY DOUBLE FUNCTION
1 : LOUD KEY ONLY
- TUNER 1,2 select (D408) 0 : CAT6 or CAT7 TUNER See page 6
- DOUBLE 1,2 (D402. D410)select
DOUBLE 1
(D402)
DOUBLE 2
(D410)
MEMORY 1 MEMORY 2
0
0 1 AMS
0 AMS DOLBY
---