Jvc BR 8600 E Service Manual Part 2

Page 29

5.1
5,1,1

Standard screw part numbers are as follows

STANDARD PART NUMBER CODING

Screw coding

Type 0' screw
(in capital lanail)

Shape of thread
(irr capital lettars)
l

4

Shape or screw head
(in capital let-tars)

Material
[in capital letters)

Type oi screw (first digit)

5 Normal screws
Assembled machine screws (with plain and spring washers)
(with spring washer)
" (with plain washer)
Feather screws
Washer head tapping screws

D
L
N
F
G
M Wood screws

9

Nominal diameter
(in figures]

Length
(in figures)

Surface treatment
(in capital letters)

Shape oi screw head (second digit)
Brazier head

Binding head

Oval countersunk head

Pan head

Round head

Flat head

Truss head

W Washer head (machine screws)
X Toothed head

fimmuzom

-Typa of screw (first digit) -

%%%§%dfi

- sit; or screw head (second digit) ~

sassssraa

Length

Material (third digit)

Shape 0! thread (fourth digit)

S Steel N Nmkgl silver P Cross recessed head screws
E Stainless steel Y Cast brass (7) Slotted head machine screws
C Cast iron A Aluminum X Slotted-cross recessed head machine screws
U Copper 2 Zinc alloy l< Cross recessed head machine screws lot preCision equipment (was 1)
B 3'35 K Polycarbonate H (We 3)
P Phosphor bronze A Cross recessed head tapping screws (type l)
B (type 2)
C (type 3)
E Cross recessed head special tapping screws [brand evertight)
F " (brand . Prllghl)
T (brand . taptight)
G ..
- Shape oi thread (fourth digitl -
Cross recassed Slotted cross l~) X K H
head Slotted head recessed head ' ' A B ,1 C
7 ~ , \ 1 s W.\. .
; i/. imfl t iMAVLrS V 7!"? 1 WE
\ . \ / FM Md \J
. .i k/
E F G T
/ MMAI. 1F» 5-1 t f " I! - i fl'wm /VV\\
i O as t m Jim 914/

Nominal diametiir (filth and Sixth digits)
The fifth and sixth digits are numbers indicating a
nominal diameter or dimension. It the dimension exceeds
10 mm, three digits are used The number indicates a
nominal diameter or dimension, given in millimeters,
multiplied by ten.

Length [Savanth and eighth digits)
The seventh and eighth digits are numbers indicating
length in milimeterst The preceding figure is zero when
the dimension is smaller than 10 mm. For machine
screws used in precision equipment whose length is
given in units of 0.1 mm, the number indicates ten times
the size of their length.

52

Surface treatment (ninth digit)

Diciiromate treatment after galvanizing (MFZn 11-C)
Nickel plating (MF Ni 11, MF Ni 1)

Chromium plating (MBCrJI, MBCr 1)

Silver plating (SP4)

Black coating after plating

Blackening of Iron (FE)

Blackening after galvanizmg

Pickling oi brass (PFZ)

Phosphate treatment

Uni-chrome plating

Coating with transparent paint

Coloring red after galvanizing (MFZn JI-C)
Coloring blue alter galvanizing (MFZn 1170)
Coloring green after galvanizing (MFZn ll-C)
Cuioring purple atter galvanizing (MFZn ]I-C)

(dobr-fi'oxgmmOZUZN

Page 34

- Chassis assembly list -

Syglcb'ol Part No. Part Name Description O'ty sy;;:::£:°' 83/310501 Part No. Part Name Description O'ty Sypggoilohrlo
1 7 Main Deck Assy See Sec. 5.2.7, 5.2.8 1 4D 56 - Reel Servo Board Assy See Sec. 6.2.17 1 2-A
2 PGD10015A-3 Front Bracket Ass'y Incl. 1 47F 57 SBST3006Z Tapping Screw 15 i-A, -B, 213,375, 7
A 3 PU49881 Edge Cover 3 4-E,-F 58 7 REC Y & Colour Board Ass'y See Sec. 6.2.4 1 5-C
4 SBST3006Z Tapping Screw 5 4-E, -F, 5-E 59 GBSTSOOBZ Tapping Screw 2 470, 5-C
5 EGD30110-1-1 Mounting Bracket (2) 1 3-6 60 P6040100 Stay 1 S-F
6 SBSTSOOSZ Tapping Screw ) 3 376 61 - P.B. Y Board Ass'y See Sec. 5.2.2 1 4B
7 7 Counter Board Ass'y 1 See Sec. 6.2.14 1 45 62 PGD30117A P-B- Y ShiEld A35"! 1 4-3
8 DPSP30082 Screw . 4 AG 63 GBSTSOOSZ Tapping Screw 2 4B
9 7 Mounting Bracket Ass'y ) See Sec. 5.2.5 1 576 1 64 - Audio Board Assy See Sec. 6.2.1 1 4-B
10 SBSTBOOGZ Tapping Screw i a 8 fit:fl-FEE 65 GBSTGOOSZ Tapplng Screw 7 2 4-A
11 PU33027A-5 Power P.W.B. Stay Assy I lncl. J?) 2 47E 1 66 7 Colour Frame Servo Board Ass'y See Sec. 6.2.35 1 3-F
12 PU47876 P.W.B. Holder 4 37F l 67 GBSTGODSZ Tapping Screw 2 3-F
13 SBST3006Z Tapping Screw 4 4-D, -F 68 PU43135'1-50 Nylon Edgging 1 2-H
14 PGD30115A Center Bracket (B) Ass'y 1 3D . A 69 7 Fuse (F3) 1 276
15 sasraooez lagging Screw _ 7 1_ 3-D 4.. 70 g (F4) ,_ see sec, 5,2] 1 3-6
16 P60200118 L. Lower Stay Ass'y Incl @ ,. 1 4-C K 71 7 " (F5) 1 276
17 PU47876 P.W.B. Holder 5 578, 7C 41 72 7 " (F6)7 1 2-G
A 18 PU49881 Edge Cover 1 4-c 73 7 7 7 _
19 SBSTSOOBZ Tapping Screw . 3 578, 7E A. 74 7 Fuse (F8) 1 27G
20 - Rear Frame Assv See Sec. 5.2.6 1 1-C 55 75 - " (F9) 7 See Sec. 6.2.7 1 26
21 SBSTSOOBZ Tapping Screw 11 17C;D,VG.2~C,-G,3-A 1:. 76 - " (F10) 1 3-6
22 - Mother Board Ass'y See Sec. 6.2.20 1 3-C ) ll) 77 7 (F11) J 1 'Z-G
23 SBSTSOOSZ Tapping Screw 4 3-C 78 PGD30156 Shield Plate for Regulator 1 376
24 PU21514C-3 L. Upper Stay Assy Incl. @ , 1 4-C 79 - Display Board Ass'y See Sec. 6.2.25 1 4-G
M5 P94948752 Wire Clamp 1 3-3 80 7L 7 REC Colour Board Assy See Sec. 6.2.39 7 7 1 3-A
26 SBSTBOOSZ Tapping Screw 1 3-8 81 . P6200136 Plastic. Rivet 1 4-A
27 " " 2 4-C,»E 82 GBSTSOOSZ Tapping Screw 1 4-A
28 PU21586A~4 R. Upper Stay Assy Incl. , , , 1 Z-G 83 - Power 1C Board Ass'v See Sec. 6.2.31 1 17F
A 29 PU49485 Wire Clamp 1 176 84 PU41624-6 Isolation Washer 2 17F
30 SBST30062 Tapping Screw 1 1-G 85 8051330122 Screw 2 1-F
31 " f, 2 2-G, 4-F 86 - Video Equalizer Board Ass'y See Sec. 6.2.38 1 5.3
32 PU21SOQB Center Upper Stay Ass'y Incl. 93 , , @ 1 s-F l 87 1 GBST30082 Tapping Screw a 4713
A 33 l PU49485-2 Wire Clamp 2 3-E 88 l PGD40285 Video PB Y Ass'y Incl. and 1 4-E, 5-H
34 SBSTSOOBZ Tapping Screw 4 2-E, -F, 3-E 89 P6040208 PWB Bracket 1 3B
35 7 7 iv - 7 7 90 SBSTBOOGZ Tapping Screw 1 3~A
36 ( PU49485 Wire C(amp 29 f\ 2 2-G 7
37 PU21SQOB-4 B. Lower Stay Ass'y Incl. 15:8) , (Q8) 1 2H
A 38 PU48086 Edge Cover 1 1 243
39 SBST3006Z Tapping Screw 2 2-G, 2-H
A 40 P6200127 _ Power Transformer ) ,2 1 2-F
41 sesmooaz , Tapping Screw 4 1-G, 2-E,-G
42 7 E PB. Colour And Delay Line Board Ass'y See Sec. 6.2.3, 6.2.36 1 3713
A 43 PU49485 1 Wire Clamp 2 5-6
A 44 QZF2115-002 Foot 4 2-C, D,5-E, F
45 , SBST301OZ J Tapping Screw l 4 22.970154; Al'-
46 l 7 Cassette Housing Assy 32: Sec. 52.11 1 2-D
47 DPSPBOOBZ Screw 4 270,715
48 7 Regulator Board Assy See Sec. 6.2.7 1 2 F:
49 GBSTBOOBZ Tapping Screw 2 2-F, 3-6
50 l 7- Syscon Board Ass'y See Sec 6 2.8 _ _ _ 1 5D
51 SBSTBOOBZ Tapping Screw 2 5E
52 7 PR E/REC Board Assy See Sec. 6.2.5 1 3-0
53 PU337OBB-2 PRE/REC Shield Assv 1 27C
54 - Drum Servo And Phase CTL Board Assy See Sec. 6 2.19, 6.2 37 1 2B
55 7 Capstan Servo Board Ass'y | See Sec. 6.2.18 1 214
5-7 5-7