CIRCUIT DESCRIPTION
KEY
DISPLAY
OPERATION
CD-PLAY/PAUSE
05
:
**
**
Tracking-servo on.
(Change the mode
03
:
Tracking-servo off.
alternately by the stop key.)
DISC 1
01
:
STOP
Adjustment value/mean value
(Cyclically changed in the
07
TB value FB value
stop mode only.)
08
TG value FG value
09
TO value FO value
STOP
01
:
Stop (Press it 1time.)
Cancel the test mode. (Press it 2 times.)
TAPE EQ
Ex. 01~02
CD track no. up.
TAPE EQ
CD FF search.
(Press it more than 400msec.)
The pickup travels outward.
REVERSE MODE
Ex. 02~01
CD track no. down.
REVERSE MODE
CD FB search.
(Press it more than 400msec.)
The pickup travels inward.
3-3-4 CD Test Mode
X28,IC1
DECK SYSTEM IC
(CXA1498S)
CD MECHA
(CDM-35)
6
X14,IC1
3
3
5
50
X14,ED1
X13,IC11
M30622MC-A70FP
2
Vaccume Fluorescent
Display
(HNA-15MM18T)
X32,IC12
TUNER PACK
DSP IC
(MN662748RPMFA)
X13,IC12
RDS IC (E, T, Q)
(BU1923F)
DECK MECHA
(CMAT2Z)
SYSREM IC
(M62498FP)
PLL IC
(LC72131)
DOT DRIVER
(LC75711NED)
4. Microprocessor : M30622MC-A70FP(X13,IC4)
4-1 Microprocessor periphery block diagram
RXD-803/803E/853/853E/A83
7
