MZ-NH900
33
33
MZ-NH900
6-10. SCHEMATIC DIAGRAM – MAIN Section (7/9) –
•
See page 38 for IC Block Diagrams.
R476
R477
R471
R472
R473
R475
R490
R491
R894
C481
C479
R485
FB471
R474
C892
R486
C480
R895
R897
R480
R483
R484
CN471
IC471
SL892
SL894
SL891
D471
Q471
S893
S892
R478
R489
D473
C476
C478
IC891
S890
S891
S894
4.7k
4.7k
0
0
0
0
100
100
100k
1
0.1
470k
0
1k
0.1
0
2.2
100k
0
100k
470k
220k
16P
XC6219B242MR
MA2Z748001S0
XP1501-TXE
4.7k
100
MAZS068008SO
100p
0.01
AK6514CF
K1
K2
K3
K4
K5
K6
VB
RMC_DTCK
RMC_KEY
DDC3
REG_F
3.3V
4FS
SDO0
SCK0
SLEEP
RST_CONT
VREC_SEL
XRST
REG5_REG
REG5_VSTB
REG5_OSC
REG4_DVDD
XCS_PWR_IC
WK_DET
REC_KEY
HALF_LOCK
XRST2
S_GND
GND
REG_DACVREFM
RADIO_ON
REG5_REG
REG5_VSTB
SDI0
XCS_NV
SDO0
SCK0
WK_DET
REC_KEY
HALF_LOCK
XRST2
RMC_KEY
XCS_PWR_IC
XCS_LCD
SDI1
SDO1
SCK1
LCD_RST
JOG_B
JOG_A
SET_KEY_2
SET_KEY_1
REC_KEY
WK_DET
XHOLD_SW
PAUSE
XRST2
RMC_DTCK
4FS
SDO0
SCK0
RST_CONT
SLEEP
VREC_SEL
XRST
REG_F
REG5_REG
3.3V
REG5_VSTB
REG5_OSC
REG4_DVDD
HIMD_PROTECT
PROTECT
HALF_LOCK
OPEN_CLOSE_SW
REG5_REG
REG_DACVREFM
RADIO_ON
XGUM_ON
DVDD
JOG_B
JOG_A
SET_KEY_2
SET_KEY_1
T_MARK
CS
SDI
SDO
SCK
RST
XWK
HOLD
PAUSE
DGND
SGND
+2.4V REGULATOR
RESET
SWITCH
-2
-1
(HALF LOCK)
(OPEN/CLOSE DETECT)
EEPROM
(NOT SUPPLIED)
LCD
MODULE
(7/9)
(PROTECT DETECT)
(Hi-MD PROTECT DETECT)
(BATTERY INSERT DETECT)
Summary of Contents for Walkman MZ-MH900
Page 22: ...22 MZ NH900 MEMO ...