Sony HCD-GTR33 / HCD-GTR55 / HCD-GTR77 / MHC-GTR33 / MHC-GTR55 / MHC-GTR77 Service Manual ▷ View online
HCD-GTR33/GTR55/GTR77
5
SECTION 2
DISASSEMBLY
•
This set can be disassembled in the order shown below.
2-1. DISASSEMBLY FLOW
2-2. CASE
(SIDE-L/R)
(Page
5)
2-3. TOP
CASE
(Page
6)
2-5. FRONT PANEL BLOCK, HUB BOARD, DMB19 BOARD
(Page
(Page
7)
2-6. DC FAN (M101), BACK PANEL
(Page
(Page
7)
2-7. MAIN
BOARD
(Page
8)
2-9. CHASSIS
SECTION
(Page
9)
2-8. POWER
AMP
BOARD
(Page
8)
2-10. CD MECHANISM BLOCK (CDM88BL-DVBU101)
(Page
(Page
9)
2-11. OPTICAL PICK-UP BLOCK (KHM-313CAB)
(Page
(Page
10)
SET
2-4. TAPE MECHANISM DECK
(FOR AFRICAN MODEL ONLY)
(Page
6)
2-12. BELT (DLM3A)
(Page
(Page
10)
Note: Follow the disassembly procedure in the numerical order given.
2-2. CASE
(SIDE-L/R)
2
three screws
(BVTP3
u 8)
4
case (side-R)
1
three screws
(case 3 TP2)
Tape deck section
(For African Model only)
(For African Model only)
3
2
three screws
(BVTP3
u 8)
4
case (side-L)
1
three screws
(case 3 TP2)
3
HCD-GTR33/GTR55/GTR77
6
2-4. TAPE MECHANISM DECK (For African model only)
6
bracket (deck)
5
two screws
(BVTP2.6
u8)
7
two screws
(BVTP2.6
u8)
9
tape mechanism deck
1
CN501 (8P)
3
two screws
(BVTP3
u 8)
2
Cut the clamp.
8
Open the cassette box.
4
TC board
top panel block
2-3. TOP CASE
1
one screw
(BVTP3
u 8)
3
two claws
2
wire (flat type) (9 core)
(CN450)
4
Lift up the back
side of top case.
5
top case
Tape deck section
(For African Model only)
(For African Model only)
HCD-GTR33/GTR55/GTR77
7
2-6. DC FAN (M101), BACK PANEL
q;
wire (flat type) (9 core)
(CN220)
qk
binding band (taiton)
qa
CN901 (3P)
ql
clamp filter
(ferrite
core)
wa
back panel
qj
tuner (FM/AM)
qh
two screws
(BVTT3
u 6)
qs
two screws
(BVTP3
u 8)
6
power cord
qd
one screw
(BVTP3
u 8)
qf
one screw
(BVTP3
u 8)
w;
cord bush
qg
2
three screws
(BVTP3
u 8)
3
one screw
(BVTP3
u 8)
5
cover (fan)
4
one screw
(BVTP3
u 8)
1
three screws
(BVTP3
u 8)
7
two screws
(BVTP3
u 10)
8
CN690 (3P)
9
DC fan
2-5. FRONT PANEL BLOCK, HUB BOARD, DMB19 BOARD
wf
DMB19 board: CN1105 (4P)/
HUB board: CN1500 (4P)
wa
two screws
(BVTP3
u8)
qj
CD block
ws
HUB
board
2
two screws
(BVTP3
u10)
wg
four screws
(BVTP3
u8)
7
wire (flat type) (9 core)
(CN1106)
wh
DMB19 board
wd
bracket
(ground
hub)
ql
CN201 (6P)
qk
wire (flat type) (24 core)
(CN101)
8
DMB19 board:
CN601
(9P)
9
wire (flat type) (7 core)
(CN4602)
w;
saranet cushion
5
wire (flat type) (23 core)
(CN405)
3
one screw
(BVTP3
u 10)
qh
front panel block
qf
panel loading
1
six screws
(BVTP3 × 8)
3
one screw
(BVTP3 × 10)
qg
CN1501 (10P)
6
CN470 (7P)
4
wire (flat type) (11 core) (CN403)
qa
wire (flat type) (13 core) (CN410)
q;
CN1502 (7P)
lever
qs
Turn a gear by
a driver till a lever
rises up to the
position of the figure.
rises up to the
position of the figure.
state of opening the CD tray
gear
qd
Pull the tray by hand.
HCD-GTR33/GTR55/GTR77
8
2-7. MAIN BOARD
2-8. POWER BOARD
2
CN907 (11P)
4
MAIN board
3
CN479 (13P)
1
two screws
(BVTP3
u
8)
q;
heat sink
3
two screws
(BVTP3
u 10)
9
two screws
(BVTP3
u 8)
8
POWER board
5
CN908 (7P)
(for HCD-GTR55/GTR77 only)
CN909 (5P)
(for HCD-GTR33 only)
CN909 (5P)
(for HCD-GTR33 only)
4
two screws
(transistor)
1
one screw
(BVTP3
u 8)
2
clamp
qa
one screw
(BVTP3
u 8)
qs
bracket (HS Support)
6
one screw
(BVTP3
u 8)
7
one screw
(BVTP3
u 8)
Click on the first or last page to see other HCD-GTR33 / HCD-GTR55 / HCD-GTR77 / MHC-GTR33 / MHC-GTR55 / MHC-GTR77 service manuals if exist.