Kenwood PW-A series Service Manual page 25

CVCC0_A
X73-2320-xx
OUT0_A
A1
1. D / A
IC2
10. SIGNAL
TRANSFER
F1
12. A / D
IC15
CONVER
TING
G1 IC17
13. STANDARD
11. SHIFT
I4
REGISTER
IC18
J 21. OUT
Q23 OR 24
14. D / A
A2
IC1
CVCC1_A
CVCC2_B
OUT2_B
A3 22. D / A
IC20
F2
31. SIGNAL
33. A / D
TRANSFER
CONVERTING
IC33
G2
IC35
34. STANDARD
32. SHIFT
J
REGISTER
IC36
OUT3_B
A4 42. OUT ON/OFF
Q33
V3
35. D / A
43. ±12V
IC19
V4
V5
44. ±12V
CVCC3_B
V6
8. OUT ON/OFF Q22
2. REF AMPLIFICATION
C1 B1
INVERSION CIRCUIT
IC3,4 1/2CV2/2CC
INVER
TION
or
THROUGH
9. SIGNAL
TRANSFER
IC13
7. VOLT AGE
VOLT AGE
MONITOR
D1
IC10 -2/2
INVERTION
ON/OFF
or THROUGH
20. VOLT AGE
MONITOR
15. REF AMPLIFICATION
IC10 -1/2
INVERSION CIRCUIT
IC5,6 1/2CV2/2CC
C2
29. OUT ON/OFF Q31
B3
23. REF AMPLIFICATION
INVERSION CIRCUIT
IC21,22 1/2CV2/2CC
C3
INVER
30. SIGNAL
TION
TRANSFER
or
I C31
THRO
UGH
VOLT AGE
28. VOLT AGE
D26
MONITOR
IC28 -2/2
INVERTION
or
THROUGH
41. VOLT AGE
MONITOR
36. REF AMPLIFICATION
IC28 -1/2
INVERSION CIRCUIT
IC23 1/2CV2/2CC
3. CC ERROR
AMPLIFIER
5. POWER
IC8 -1/2
TRANSISTOR
OR
4. CV ERROR
AMPLIFIER
IC8 -2/2, R16,
R20 ~ R22
D1
B2
16.CC ERROR
AMPLIFIER
IC9 -1/2
17. CV ERROR
OR
AMPLIFIER
IC9 -2/2, R83
R87, 88, 89
OR Q32
24. CC ERROR
AMPLIFIER
26. POWER
IC26 -1/2
TRANSISTOR
OR
25. CV ERROR
AMPLIFIER
IC26 -2/2, R166
R170 171 172
D3
B4
37. CC ERROR
AMPLIFIER
IC27 -1/2
38. CV ERROR
OR
AMPLIFIER
IC27 -2/2, R231
R235, 236, 237
D4
C4
Q1 ~ 6
6. CURREN T
DETECTION CIRCUIT
IC 11, R41
E1
A OUTPUT + S
18. POWER
TRANSISTOR
Q7 ~ 12
19. CURRENT
D1
DETECTION CIRCUIT
IC12, R108
COM
B OUTPUT + S
E2
Q13 ~ 16
27. CURRENT
DETECTION CIRCUIT
IC29, R189, R328
E3
C OUTPUT + S
39. POWER
TRANSISTOR
Q17 ~ 20
40. CURRENT
DETECTION CIRCUIT
IC30 R254 COM
D OUTPUT + S E4
flow of output
POWER
SUPPLY UNIT
(X68-2210-**D/6)
POWER
SUPPLY UNIT
COM
(X68-2210-**B/6)
POWER
SUPPLY UNIT
(X68-2210-**D/6)
POWER
SUPPLY UNIT
(X68-2210-**B/6)
POWER
SUPPLY UNIT
(X68-2210-**D/6)
POWER
SUPPLY UNIT
(X68-2210-**B/6)
COM
POWER
SUPPLY UNIT
(X68-2210-**D/6)
POWER
SUPPLY UNIT
(X68-2210-**B/6)