DOWNLOAD Sony FST-GTK17IP / FST-GTK37IP / RDH-GTK17IP / RDH-GTK37IP Service Manual ↓ Size: 7.97 MB | Pages: 88 in PDF or view online for FREE

Model
FST-GTK17IP FST-GTK37IP RDH-GTK17IP RDH-GTK37IP
Pages
88
Size
7.97 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
fst-gtk17ip-fst-gtk37ip-rdh-gtk17ip-rdh-gtk37ip.pdf
Date
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FST-GTK17iP/GTK37iP/RDH-GTK17iP/GTK37iP
5
CAPACITOR  ELECTRICAL  DISCHARGE  PROCESSING
When checking the board, the electrical discharge is necessary for 
the electric shock prevention.
Connect the resistors referring to the fi gure below.
• Connection position
1. 
MAIN board (Ref. No. C734) (page 5)
2. 
GTK17-SMPS board (Ref. No. C914) (GTK17iP only) 
 (page 
5)
3. 
GTK37-SMPS board (Ref. No. C914) (GTK37iP only) 
 (page 
6)
1.  MAIN board (Ref. No. C734)
The MAIN board can be discharged by two kinds of following 
methods. 
1.  Both ends of C734.
2.  Pattern open resist and R727.
Note: When you use this connection, confi rm that the GTK17-SMPS 
board (GTK17iP) or the GTK37-SMPS board (GTK37iP) is not 
connected with CN811 on the MAIN board.
2.  GTK17-SMPS board (Ref. No. C914) (GTK17iP only)
The GTK17-SMPS board can be discharged by two kinds of fol-
lowing methods. 
1.  Both ends of C914.
2.  Heat sink (A930) and R914.
– MAIN Board (Conductor Side) –
C734
800 
:/2 W
C734
– MAIN Board (Component Side) –
0 
:
R727
Pattern open resist.
R727
Pattern 
open 
resist.
CN811
Not connect
– GTK17-SMPS Board (Component Side) –
A930
R914
0 
:
A930
R914
– GTK17-SMPS Board (Conductor Side) –
C914
C914
800 
:/2 W
FST-GTK17iP/GTK37iP/RDH-GTK17iP/GTK37iP
6
3.  GTK37-SMPS board (Ref. No. C914) (GTK37iP only)
The GTK37-SMPS board can be discharged by two kinds of fol-
lowing methods. 
1.  Both ends of C914.
2.  Heat sink (A930) and R914.
BOND  FIXATION  OF  ELECTRIC  PARTS
When MAIN board is replaced or the following object parts are 
replaced, it is necessary to fi x parts to the boards by using a speci-
fi ed bond without fail.
• Object boards
Complete MAIN board
• Object parts
Board
Ref. No.
GTK17-SMPS
C905, C914, C967, C969, L903, L904, R933, 
R934, T901, VDR901
GTK37-SMPS
C905, C911, C912, C914, C943, C944, C986, 
L901, L902, R930, R931, T901, T903, VDR901
MAIN
C730, C731, C732, C733, C734, C811, L703, 
L704, L705, L706, L707, L708, L709, L710, 
R727
• Use bond
Part No.
   
Description
7-432-912-52 
BOND, SONY (SC-608LV)
• Parts position
1. 
MAIN board (page 7)
2. 
GTK17-SMPS board (GTK17iP only) (page 8)
3. 
GTK37-SMPS board (GTK37iP only) (page 9)
– GTK37-SMPS Board (Conductor Side) –
C914
C914
800 
:/2 W
A930
– GTK37-SMPS Board (Component Side) –
R914
0 
:
R914
A930
FST-GTK17iP/GTK37iP/RDH-GTK17iP/GTK37iP
7
1. MAIN board
C734
C730
L703
L707
L708
L709
L710
L704
L705
L706
C731
C732
C733
HS1
– MAIN Board (Component Side) –
C811
C734
R727
The portion which applies bond:
FST-GTK17iP/GTK37iP/RDH-GTK17iP/GTK37iP
8
2.  GTK17-SMPS board (GTK17iP only)
– GTK17-SMPS Board (Component Side) –
C967
Fix A931 with the board.
Fix the negative terminal
area of C969.
C969
Fix the opposite area of positive
and negative terminal of C967.
Fix A930 with the board.
A930
A931
Confirmation points:
1.  The bond does not become thin on 
 
the way and is applied in a fixed 
 
quantity around positive and negative
 terminal 
area.
2.  There is no space between C914 and 
 board.
3.  The bond is applied to both C914 and 
 board.
4.  The bond total amount is not less 
 
than 5 g.
The portion which applies bond:
Fix the 180 degrees or larger 
circumferences of C914.
C914
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