Kenwood TKR-851 Service Manual page 62

A B
TKR-851
1
2
DISPLAY UNIT (X54-3330-21) Foil side view (J72-0756-12)
J72-0756-12 A/2
3
4
5
BACKUP
RED
6
R543
1
3 4
Q507
7
8
Component side
Layer 1
Layer 2
9
Foil side
10
11
12
13
58
14
C D
PC BOARD
MAIN DC
GRN
6
Ref. No. Address
IC501 9J
IC502 7D
IC503 9P
IC506 8I
IC507 8F
Q501 9I
Q502 9H
Q503 7F
Q504 7G
Q506 7G
E F
R606
G
D
Q525
S
Q509
R538
1 6
3 4
R518
Q503
D508
D509
+
GND
C526
C518
GND
R526
PTT
MIG
MIC
Ref. No. Address Ref. No. Address
Q507 7B Q521 5H
Q508 8J Q522 5I
Q509 7F Q523 4H
Q510 6B Q524 4I
Q511 6C Q525 6F
Q513 9N D501 9I
Q516 5J D502 9I
Q517 5I D508 7E
Q518 4I D509 8E
Q519 4J D510 6D
G H
CP504
CP503
R517
4 3
6 1
Q504
BUSY
RED GRN
VLI 11
5M
C517
NC
SB
NC
+
C503
R507
+ Q501
VR501
HK 1
Ref. No. Address
D511 6D
D512 7E
D513 6C
D514 6D
D601 5R
D602 4R
D603 4R
I J
CP502
CP501
RED
TX
+
C516
R525
C5
D502
R5
C505
1
IC50
4
+
D501
C507