Daewoo DMB-1812LH, Service Manual

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73
(3) U2, 4 (KID65004) DARLINGTON ARRAYS
(4) U8 (KIA7805P) : VOLTAGE REGULATOR (5VDC)
(5) U7 (KIA7812P) : VOLTAGE REGULATOR (12VDC)
IN1 1 16 OUT 1
IN2 2 15 OUT 2
IN 3 3 14 OUT 3
IN 4 4 13 OUT 4
IN5 5 12 OUT 5
IN6 6 11 OUT 6
IN7 7 10 OUT 7
GND 8 9 COMMON FREE
WHEELING DIODES
COMMON
10.5K
Ω
7.2K
Ω
3K
Ω
OUTPUT
GND
INPUT
100K 500
100
100
0.3
10K
6K
500
1K 5K
28K
6K
30pF
2K
5K
200
240
1.4
K
2.7
K
3.3
K
0.19K
INPUT
OUTPUT
GND
SCHEMATIC DIAGRAM
1
2
3
Fin 2 is ground
for Cose 221A.
Case is ground
for Case 1.
10K
INPUT
GND
10K
300
36K
64K
520
26K
60K
29K
20K
20K
40
pF
50K
50 200
300
200
100
16K
210
012
OUTPUT
(Top View)
Pin 1. INPUT
2. GROUND
3. OUTPUT
Pin 1. INPUT
2. GROUND
3. OUTPUT
(Equivalent Circuit)
KID65004AP
(Equivalent Ciircuit)