Sony CMT-NEZ3 / CMT-NEZ5 / HCD-NEZ3 / HCD-NEZ5 (serv.man2) Service Manual ▷ View online
SERVICE MANUAL
HCD-NEZ3/NEZ5
Subject: Change of specifications
US Model
Australian Model
HCD-NEZ3
Canadian Model
AEP Model
UK Model
E Model
HCD-NEZ3/NEZ5
9-879-528-81
Ver. 1.2 2005.09
SUPPLEMENT-1
File this supplement with the service manual.
Changing Destination
HCD-NEZ3 : US, Canadian, AEP, UK, East European, Russian
models
HCD-NEZ5 : AEP, UK, East European, Russian models
In this set, specification have been changed in the midway of
production.
Only information on a new type has been described in this
supplement-1.
Refer to original service manual for other information.
Also, repair after confirming the type by discrimination without
fail, because there is no interchangeability between new type and
former type.
production.
Only information on a new type has been described in this
supplement-1.
Refer to original service manual for other information.
Also, repair after confirming the type by discrimination without
fail, because there is no interchangeability between new type and
former type.
1.
NEW/FORMER TYPE DISCRIMINATION
........
2
2.
DISASSEMBLY
2-1.
Disassembly Flow ...........................................................
3
2-2.
Cabinet .............................................................................
3
2-3.
Cabinet (Top) Section ......................................................
4
2-4.
Base Unit (BU-K8BD83S-WOD) ...................................
4
2-5.
Front Panel Section .........................................................
5
2-6.
Mechanical Deck (CMAL5Z231) ...................................
5
2-7.
MAIN Board ....................................................................
6
2-8.
Tuner Unit .......................................................................
6
3.
ELECTRICAL ADJUSTMENTS
.........................
7
4.
DIAGRAMS
4-1.
Block Diagram – CD SERVO Section – .........................
9
4-2.
Block Diagram – MAIN Section – .................................. 10
4-3.
Printed Wiring Board – CD Board – ............................... 12
4-4.
Schematic Diagram – CD Board – .................................. 13
TABLE OF CONTENTS
4-5.
Printed Wiring Boards – MAIN Section – ...................... 15
4-6.
Schematic Diagram – MAIN Section (1/2) – .................. 16
4-7.
Schematic Diagram – MAIN Section (2/2) – .................. 17
4-8.
Printed Wiring Board – PANEL Board – ........................ 18
4-9.
Schematic Diagram – PANEL Board – ........................... 19
4-10. Printed Wiring Boards – DC Section – ........................... 20
4-11. Printed Wiring Board – AC Board – ................................ 21
4-12. Schematic Diagram – POWER SUPPLY Section – ........ 22
4-11. Printed Wiring Board – AC Board – ................................ 21
4-12. Schematic Diagram – POWER SUPPLY Section – ........ 22
5.
EXPLODED VIEW
5-1.
Cabinet Section ................................................................ 29
5-2.
Mechanical Deck Section ................................................ 30
5-3.
Panel Board Section ........................................................ 31
5-4.
Cabinet (Top) Section ...................................................... 32
5-5.
MAIN Board Section ....................................................... 33
5-6.
AC Board, DC Board Section ......................................... 34
6.
ELECTRICAL PARTS LIST
................................ 35
2
HCD-NEZ3/NEZ5
1.
NEW/FORMER TYPE DISCRIMINATION
New/former type can be distinguished in the version display mode
of the test mode.
Procedure:
of the test mode.
Procedure:
1. Press the
I
/1
button to turn the power on.
2. While pressing the [DSGX] button, press the
l m
button
and turn the [VOLUME] knob in the counter-clock wise.
3. When this mode is activated, model and destination is displayed
on the fluorescent indicator tube.
4. Press the [DSGX] button to display software version and year,
month, day of the software creation display mode.
Former type : ####V1XX
New type
New type
: ####V2XX
(#### :release date of software, XX :revision of version)
5. To release this mode, while pressing the
x
button, press
the
I
/1
button and turn the [VOLUME] knob in the counter-
clock wise.
3
HCD-NEZ3/NEZ5
Note:
Follow the disassembly procedure in the numerical order given.
2-2. CABINET
2.
DISASSEMBLY
•
This set can be disassembled in the order shown below.
2-1. DISASSEMBLY FLOW
2-2. CABINET
(Page 3)
2-3. CABINET (TOP) SECTION
(Page 4
2-5. FRONT PANEL SECTION
(Page 5)
2-6. MECHANICAL DECK (CMAL5Z231)
(Page 5)
2-4. BASE UNIT (BU-K8BD83S-WOD)
(Page 4)
2-7. MAIN BOARD
(Page 6)
2-8. TUNER UNIT
(Page 6)
SET
2
two screws
(BVTP 3
×
10)
3
2
three screws
(BVTP 3
×
8)
1
two screws
(BVTP 3
×
10)
5
cabinet
4
fan motor connector (CN313)
(NEZ5)
(NEZ5)
4
HCD-NEZ3/NEZ5
2-3. CABINET (TOP) SECTION
2-4. BASE UNIT (BU-K8BD83S-WOD)
1
screw
(BVTP 2.6
×
8)
1
screw
(BVTP 2.6
×
8)
5
connector
(S1820)
4
wire (flat type) (23 core)
(CN317)
6
cabinet (top) section
2
claw
2
claw
3
2
four screws
(PWH 2.6
×
10)
1
wire (flat type) (23 core)
(CN201)
3
base unit (BU-K8BD83S-WOD)
