HCD-NEZ3/NEZ5
16
16
HCD-NEZ3/NEZ5
AC
DETECT
Q333, 338
R-CH
+
13
REC/PB
SWITCH
Q326 – 332
R-CH
CD
• SIGNAL PATH
: CD PLAY
: TAPE PLAY
: REC
• R-ch is omitted due to same as L-ch.
: TUNER
J321
AUDIO IN
: AUX IN
J500
PHONES
SPEAKER
IMPEDANCE
USE 6 – 16
Ω
+
–
–
+
R
L
J302
TUNER UNIT
L OUT
R OUT
ST CE
CE
R-CH
TUNED
TUNED
STEREO
STEREO
ST MUTE
TU-MUTING
ST DIN
DO
ST DOUT
DI
ST CLK
CLK
CE
TUNED
STEREO
DO
DI
CLK
RDS DATA
RDS DATA
RDS INT
RDS CLOCK
BIAS OSC
T301
REC BIAS
SWITCH
Q347, 348
M +10V
BIAS OSC
Q344
ERASE
HRPE301
(REC/PB/ERASE)
TAPE MECHANISM
DECK BLOCK
L-CH
R-CH
R-CH
DC
DETECT
Q342, 343
+
TU-MUTING
RDS DATA
RDS CLOCK
CAPSTAN/REEL
MOTOR DRIVE
Q1804, 1805
M M
(CAPSTAN/REEL)
MOTOR
10V
(NEZ5: AEP, UK, EE, RU)
(EXCEPT E, E51, EA, SP)
(EXCEPT E, E51, EA, SP)
(E, E51, EA, SP)
(NEZ5)
(NEZ5: AEP, UK, EE, RU)
(NEZ5: AEP, UK, EE, RU)
M301
(FAN)
FAN MOTOR
DRIVE
Q316, 317
M
M
+
D307
D320
D313
(AC IN)
SUB POWER
TRANSFORMER
T901
MAIN POWER
TRANSFORMER
T902
SYS +3.3V
LCD +3.3V
LCD +4V
RECT
D911 – 914
D1809
D1898
D922, 923
D920, 936
AMP B+
TO
POWER AMP
AMP B–
VOLTAGE
SELECTOR
S901
D +4V
RECT
D916, 917
RECT
D918, 919
RECT
D907 – 910
RDS +3.3V
AM
ANTENNA
FM ANT
AM ANT
ANT GND
ANT GND
FM 75
Ω
COAXIAL
MAIN POWER
RELAY DRIVE
Q311, 315
+3.3V
REGULATOR
D305
D +3.3V
A +9V
M +10V
+7V
REGULATOR
Q320, 321
M +7V
B+ SWITCH
Q300, 301
76
LED DRIVE
Q1808
D1804, 1805
(LCD BACK LIGHT)
5
LED DRIVE
Q1806
D1806
X1801
32.768kHz
X1802
10MHz
LIQUID
CRYSTAL
DISPLAY
ROTARY
ENCODER
RV1801
VOLUME
STANDBY
S1801 – 1813
(FRONT PANEL KEYS)
S820
(CD LID OPEN/CLOSE DETECT)
RESET
SWITCH
Q1801
AC DETECT
Q1807
RY901
CD +1.5V
B+ SWITCH
Q1809 – 1811
• Abbreviation
E51
: Chilean and Peruvian
EA
: Saudi Arabia
EE
: East European
RU
: Russian
SP
: Singapore
7-2. BLOCK DIAGRAM – MAIN Section –
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299