Text preview for : s_pow.pdf part of PANASONIC DMR-EH675 SERVICE MANUAL
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G
ZA1103 EYF52BCY or #K3GE1ZA00010 A VA1110 #ERZV10D471C2 C1120 ECQU2A683MLC N P1101 K2AA2H000007 K1124 $[VWJ0795=17.5] F1101 K5D202BK0005 or K5D202BLA013 T2AL 250V SEE THE SERVICE MANUAL C1126 $[ECKWNA101MBV] ZA1104 EYF52BCY or #K3GE1ZA00010
K1120 $[VWJ0795=10] K1122 $[VWJ0795=10] L1120 G0B233D00001 C1121 ECQU2A223MLC 1 2 1 2 L1121 G0B233D00001 D1140 B0EDKT000009 (S1WBA80-7062) C1143 D1141 B0HADV000001 F2B2W4700003 4 1
LB1122 J0JKB0000003 K1126 $[ERJ6GEY0R00V]
LB1125 C1125 ECKWNA102MEVJ0JHC0000048 NOTSPECIFIEDDC D1400 B0JANE000037 or B0JAME000033 C1401 F2A0J1220028 6.3V1200[JG] L1400 G0A100HA0023 C1402 F2A0J3310059 6.3V330[JG]
R1410 ERJ8GEY0R00V
K1128 ERJ6GEY0R00V
12
4
3
4
3 R1101 $[ERDS1TJ474] (470k)[1/2W]
3
2
11
10
C1122 ECKWNA102MEV
C1123 ECKWNA102MEV
C1127 $[ECKWNA101MBV]
K1123 $[VWJ0795=10] K1125 $[VWJ0795=5] LB1127 $[J0JHC0000048] R1121 R1122 $ ERG1SJ101E 100[1W] R1153 18[22]
9
4
NC V2 V1
3
P2
2
PU
1
P1
R1400 $[22](1k)
T1150 ETS28BF236AD
K1121 $[VWJ0795=10]
F
ZA1270 VSC5606-A or VSC5606 ZA1271 XYN3+J8FJ
D1270 B0JBSG000048 or B0JBSG000010 C1414 $[F1J0J106A014] 10[22]
1
2
3
L1600 G0A100HA0023 L1270 G0A100K00003 or G0A100H00025 C1271 F2A1C1820005 16V1800[JG] C1272 F2A1C8210008 16V820[JG]
LB1123 J0JKB0000003 C1124 LB1124 $[ECKWNA102MEV] $[J0JHC0000048] C1270 F2A1C1820005 16V1800[JG] LB1270 VWJ0795=5
LB1126 ERJ6GEY0R00V [22] D1151 B0HAGM000006
3 2 1 3 2 1 3 2 1
ZA1105 K9ZZ00001279 ZA1106 K9ZZ00001279 ZA1107 K9ZZ00001279 ZA1150 VSC5603-A VSC5603 ZA1151 XYN3+J8FJ 1
R1150 18[22] 2 4 7 C1150 F2A1V6800002 35V68[JG] or EEUFM1V680B
K1731 $[VWJ0795=7.5]
C1415 $[F1K1C106A062] 10[36] C1416 $[F1J0J106A014] 10[22]
TO P1501 MAIN P.C.B. (MAIN NET (1/4) SECTION) P1102 K1KB15AA0032 1 X_SW5R8V 2 X_SW5R8V X_SW5R8V 3 4 GND 5 GND 6 GND 7 GND GND 8 X_SW12V 9 10 X_SW12V 11 X_SW12V X_SW3V 12 13 X_SW3V P_ON_H 14 X_SW3R8V 15
8
7
IC1150 C0DACZH00017
E
3
5
9 R1151 R1152 10K[22] D1156 MA2C165001VT C1153 ECJGVB1H222K 2200P[22] 330P[22] R1157 470 [G][22] R1154 8200 [G][22] 6800[22] D1152 MAZ4100NMF R1800 470[22]
6
5
C1422 $[F1J0J106A014] 10[22] JW1101 $[VNJ04F0060VV] X_SW5R8V GND GND X_SW3R8V
2KV K1129 VWJ0795=5
C1151 F1B3D102A011 1000P[2KV] C1154 ECJGVB1H102K 1000P[22]
D1800 MA2J11100L R1803 10K[22]
1 2 3 4
F2A1E4700048
D1155 MAZ73000BC
R1801
D
HOT COLD
C 1
R1201 8200[G][22]
R1802 4700[22]
R1210 1K[22]
C1200 0.1[22]
C1201 ECJ2VB1E473K R1207 10K[22] 0.047[22]
R1200 1200[G][22]
3
2
C1800
C1202 $[22](0.1)
QR1801 UNR221300L
R1156 22K[G][22]
4
1
VWJ0795=12.5 K1701
R1158 ERX2SJR22E 0.22[2W]
R1209 1K[22]
R1208 2200[22]
100K[22]
QR1800 UNR211300L
R1155 470[G][22]
C1152
25V47[JF]
D1157 B0HADV000001
Q1200 B3PBA0000454 or B3PBA0000237 or B3PBA0000402
3
2
R1206 2400[G][22]
R1205 220K[22]
IC1200 C0DAEMZ00001 or C0DAEYY00021
S S S G
D D D D
3
C
SWITCHING IC IC-DETAIL BLOCK DIAGRAM
4
7 VIN
9 DRAIN VCC 4
8 CS LEVEL SHIFT
7 EXT CONTROL LOGIC
6 GND RESET
5 0.8V + FB
Q1730 $[B1DHDD000022]
K1730 $[VWJ0795=10]
F2A1E4710061 25V470[JF] or EEUFM1E471B 0.1[22] 0.1[22] 0.47[22]
D D G
D D S
C1605 180P[22]
V5
3
1 Z/C
ZERO CURRENT DET./ONDEAD TIMER
CONTROL CIRCUIT
SOFT-DRIVE CIRCUIT
VIN 1
VREF 2
V5/PWON 3
VREF/SS 4
CC
$[F2A1E2210050] 25V220[JF]
R1731 $[D1BFR0240001] 24M[36]
L1731 $[G0A220ZA0041] R1733 R1734 $[22](12k[D]) $[22](0[D])
C1601 C1602 C1603 C1604
B
IC1601 C0DBAZZ00132 (AL1014)
D1602 D1601 B0JCPD000021 B0JCPD000021
2 FB
ON WIDTH TIMER GND 3
$[22](0.1) $[22](0.1) $[22](0.47)
CC
FB
C1731
A
SOURCE /OCL 5
C1732 C1733 C1734
IC1730 $[C0DBAZZ00132] (AL1014)
R1735 $[22](5600[D])
R1732 $[22](51K)
C1736 $[ECJGVB1H103K] 0.01[22]
OCP THRESHOLD COMPARATOR/ BURST MODE OCP THRESHOLD COMPARATOR
RESTERT TIMER
C1735 $[22](180P)
V5 VREF
EXT GND
C1737 $[F2A0J6810007] 10V680[JG]
C1738 $[22](0.1)
STANDBY CIRCUIT
VIN
CS
LB1730 $[J0JHC0000048]
1
2
7
8
NOTE:PARTS INDICATED WITH "$" MARK ARE NOT MOUNTED. NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
IMPORTANT SAFETY NOTICE: COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
3
4
5
6
D1731 $[B0JCPD000021]
R1605 2700[D][22]
IDP(LIMIIT/ BURST)SENS.
UVLOcomp + -
50V
R1602 51K[22]
C1606 ECJGVB1H103K 0.01[22]
CC
FB
4
5
DMR-EH67EC/EP/EE,EH675EG Power Supply Schematic Diagram
1
2
3
4
5
6
7
8
9
C1608
VREF
GND
R1604 9100[D][22]
V5
EXT
C1607 F2A1A6810022 10V680[JG]
2
5
3
4
6
0.1[22]
LATCH RELEASE/ OVER VOLTAGE PROTECTOR/ OVER HEATING PROTECTOR
VCC(START) /VCC(STOP)
VCC(STARTUP OFF) /VCC(STARTUP ON)
1
6
CNT. COMP - +- +
VIN
CS
2
7
R1603 560[D][22]
START-UP CIRCUIT
LB1600 J0JHC0000048 [22]
UVLO + -
UVLO + -
R1601 D1BFR0240001 24M[36]
5
6
IC1150
IC1601
SWITCHING IC IC-DETAIL BLOCK DIAGRAM
C1609 $[F1K1C106A062]
L1601 G0A100K00003
1
8
D1704 D1705 $[MA22D3900L] $[MA22D3900L]
Q1600 B1DHED000008 (UPA1717G-E1-A)
D1703 D1701 D1702 MA22D3900L MA22D3900L MA22D3900L
A
R
1
2
7
8
D1706 $[MA22D3900L]
10