Read Sony CMT-NEZ3 / CMT-NEZ5 / HCD-NEZ3 / HCD-NEZ5 (serv.man2) Service Manual online
HCD-NEZ3/NEZ5
10
10
HCD-NEZ3/NEZ5
AC
DETECT
Q333, 338
R-CH
+
18
INPUT SELECT,
ELECTRICAL VOLUME
IC302
19
28
RECO-L
18
OUT-L
13
CONT
21 CD-L
23 ST-L
2 TC-L
19 AUX-L
REC/PB
SWITCH
Q326 – 329,
Q332, 334, 335
R-CH
CD
A
• 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
+
–
–
–
+
R
L
J302
TUNER (FM/AM)
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
+
POWER
AMP
IC501
33
I-TU-DO
56
O-TU-CLK
55
O-TU-CE
24
I-TU-TUNED
25
I-TU-STEREO
57
O-TU-DI
TU-MUTING
26
O-TU-MUTE
RDS DATA
RDS CLOCK
27
O-TC-REC/PLAY
45
O-TC-BIAS
I-TU-RDS-DATA
I-TU-RDS-CLK
36
I-P-MONI
4
O-FUNCTION
IC-DATA
40
O-AMP MUTE
2
O-AMPIC-STBY
CAPSTAN/REEL
MOTOR DRIVE
Q804, 805
PLUNGER
DRIVE
Q802, 803
M M
(CAPSTAN/REEL)
(DECK-A)
SOL
10V
MOTOR
10V
PACK
REC
PLAY SW
END SW
I-TC-PLAY SW
I-TC-END SW
I-TC-END SW
38
20
21
I-TC-REC/PLAY SW
22 O-TC-SOL
23 O-TC-MOTOR
I-RMC (SIRCS)
9
SYSTEM CONTROLLER
IC801 (2/2)
(NEZ5)
(NEZ5)
(NEZ5)
(NEZ5)
M301
(FAN)
(FAN)
FAN MOTOR
DRIVE
Q316, 317
M
M
+
D307
D320
D313
(AC IN)
SUB POWER
TRANSFORMER
T901
MAIN POWER
TRANSFORMER
T902
SYS +3.3V
RECT
D911 – 914
D809
D303, 304
D922, 923
D920, 936
AMP B+
TO
POWER AMP
AMP B–
+3.3V
REGULATOR
IC901
+9V
REGULATOR
IC303
+10V
REGULATOR
IC900
D +3.3V
+4V
REGULATOR
IC903
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
VOLTAGE
DETECT
IC803
MAIN POWER
RELAY DRIVE
RELAY DRIVE
Q315
D +3.3V
A +9V
M +10V
M +7V
46
O-POWER
42
I-AC-CUT
54
RESET
REMOTE CONTROL
RECEIVER
IC802
LED DRIVE
Q808
D804, 805
(LCD BACK LIGHT)
O-LED-STBY
17
D806
X801
32.768kHz
14
13
X1A
X0A
93
92
X802
4.19MHz
XO
XI
LCD801
LIQUID
CRYSTAL
DISPLAY
48 I-RE-VOL
28 I-SW_CD-LID
ROTARY
ENCODER
RV801
VOLUME
STANDBY
S801 – 813
(FRONT PANEL KEYS)
S820
(CD LID OPEN/CLOSE DETECT)
I-KEY0/WAKE-UP,
I-KEY_1
I-KEY_1
41, 37
COM0 – COM1
59 – 62
SEG0 – SEG32
63, 64, 67 – 89, 94 – 100, 1
RESET
SWITCH
Q801
AC DETECT
Q807
RY901
CD +1.8V
+1.8V
REGULATOR
IC202
4-2. BLOCK DIAGRAM – MAIN Section –
(Page 9)
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