MZ-E800
51
86
84
50
73
60
118
43
110
–
115
6
–
9
66
65
40
81
56
64
57
59
58
80
VOL
+
–
S801 – 805
S801
S804
S805
S802
S803
S809
(OPEN/CLOSE)
S807
AVLS
LIMIT
NORM
S808
HOLD
OFF
HOLD
S806
DIGITAL SOUND
PRESET
OFF
1
2
116
117
TAP801
(TEST)
COM0 – COM3
SEG0 – SEG5
LIQUID
CRYSTAL
DISPLAY
LCD901
VC
SYSTEM CONTROLLER (IC801)
EEPROM (IC802) B+
SYSTEM CONTROLLER
IC801 (3/3)
RESET SIGNAL
GENERATOR
IC905
3
1
B+ SWITCH
Q906, 907
B+ SWITCH
Q908, 909
ERROR
AMP
CE
FB
POWER CONTROL
IC904
OSC
PWM/PFM
CONTROLLER
PWM
COMPARATOR
DC/DC CONVERTER
D903, L902, Q905
BUFFER,
DRIVER
5
EXT
3
1
ERROR
AMP
CE
FB
POWER CONTROL
IC907
OSC
PWM/PFM
CONTROLLER
PWM
COMPARATOR
BUFFER,
DRIVER
5
EXT
VOLTAGE DETECT
IC906
CHARGE CONTROL
IC901 (1/2), Q903
CHARGE MONITOR
IC901 (2/2)
VRM
RF AMP (IC501),
DSP (IC601)
B+
DSP (IC601),
REMOTE
COMMANDER
B+
DSP
(IC601)
1.7V
B+ SWITCH
Q912
+1.7V
REGULATOR
IC902
B+ SWITCH
Q803
VC
B+
VG
MOTOR/COIL DRIVE
(IC551) B+
BATT B+
VRM B+
SWITCHING
Q911
B+ SWITCH
Q904
CHARGE
ON/OFF
SWITCH
Q902
DC/DC CONVERTER
D904, L903, Q910
DC/DC CONVERTER
D902, IC903, L901
DC IN DETECT
SWITCH
Q901
RELAY
DRIVE
Q913 – Q915
RY901
BATT
HEADPHONE
AMP (IC301) ,
MOTOR/COIL
DRIVE (IC551)
B+
BATTERY
CASE
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION R6)
1PC. 1.5V
RECHARGEABLE
BATTERY
(NICKEL-METAL)
NH-14WN
1.2V 1400mAh
CHARGE
BATT
2V IN
REG CTL
SET GND
CHARGE
STAND
DC IN 3V
XWAKE SET
SET KEY1
OPEN CLOSE SW
XWAKE CLOSE
XHOLD SW
XTEST
XAVLS
DBB0
DBB1
SEG0
–
SEG5
COM0
–
COM3
XRST
VC PWM
VR PWM
XSLEEP
CHG MON
XWAKE DC IN
CHG PWM
XCHG PWR
RLY CTL
REG CTL
VB MON
05
–
+
– 25 –
– 26 –
6-3.
BLOCK DIAGRAM – DISPLAY/KEY CONTROL/POWER SUPPLY Section –