JVC TK-1280E - Page 29

ele lyel ple
coma 0 [r=] 3] [v6 [2a fee [aa
T U
SS ns
conn [sofre[eolss] | 111
ecslia fr eel tore ae
nue foho pope fee] | _hesfer
Table A CH C Cap. capacity vaiue
@® Chip Variable Resistor (CH VR)
A two-digit code is printed on some CH VRs.
They indicate a reading method, as shown in Table B.
Three-digit codes are also used. These codes are read in the
same way as those for CH MG R.
© Chip Tantalum Capacitor (CH Tan. Cap.)
The diagram shown in Fig.C is applied to some of the CH
Tan. Caps.
Reading methd (Example)
The type shown in Fig.C is 10yF, 16WV chip tantalum
capacitor.
Capacity : ( pF )
Polarity: + side
Withstand voltage
Fig.C Example of CH Tan. C Cap. codes
| code |e
1009
| code | ae
22k0
cone
| 82 78s. |
| is
| TK-1280E/-1180E/-1281EG
© Chip Transistor
The labels shown in Tabie C are applied to the chip transistor
28C2404(D)
328D601(Q,R)
2SD601A(Q,R)
2SD1030(R)
2SB709(P,R)
32SB792(Q,T)
2SB970(Q,S)
28A1022(C)
Tabie C Chip transistor labels
@ Chip FET
The following printing is applied to the Chip FET.
2SK198(Q,R)
denotes
2SK198 parts ranking: Q
Table D Chip FET codes
2SK316
® Chip Diode
The following labels are applied to the Chip Diode.
Display method
denotes
MA151
MA151WA
MA151K
MA151WK
MA151A
MA157
MA3051
MA3120 (L-H)
| 2a | ss | oe fo fw
[as | ss | 75 |
| 30K | 470Ke | 680Ke_|
[tka |
ae
IMQ
Table B CH VR resistance value display method in two-dighit
(No.G& 647) 3