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Pioneer VSX-52TX Service Manual - Page 97

Vh Tr Assy, Diode Assy, Trans 2-1 Assy, Awx8372, Cmkm-p3x

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5 6 7 SIDE B X TRANS 2-1 ASSY 8 SIDE B A 1 4 CN2202 R2209 VHb VLb VG VLa VHa REGb GREG FU5 FU4 REGa -VB REG GREG REG 1 D2216 D2217 5 CN2201 CAUTION REPLACE WITH SAME TYPE NO. 491007 MFD. BY LITTELFUSE INC. FOR IC2201-2202 B VH+ VHNECK6 NECK8 V-12A + D2201 Y8 C - CN2205 TRANS2-1 ASS'Y AWX8370 LF AWX8372 AWX -C 1 -B -VH +VH +B +C 6 R CMKM-P3X D2203 Q2205 D2202 Q2204 D2214 D2212 D2210 D2204 D2208 D2206 Q2204 D Q2205 D2211 D2209 D2205 D2213 Q2203 D2215 Q2231 2205 Q2231 R2231 C2231 R2212 Y10 Y9 Y10 D2207 Q2203 Y9 1 R CMKM-P3X R2233 C2211 D2231 E R2232 D2232 LF DIODE ASSY AWX8376 6 Q2232 R2234 C2212 Q2232 C2232 (ANP7494-C) AA VH TR ASSY LF X Z AA 5 6 Y11 Y12 Z DIODE ASSY VSX-52TX 7 (ANP7493-C) F X Z AA 97 8

Section	Page
VSX-52TX	1
SAFTY INFORMATION	2
<グラフィック>	2
<グラフィック>	3
CONTENTS	3
CONTENTS	3
1. SPECIFICATIONS	5
2. EXPLODED VIEWS AND PARTS LIST	6
2.1 PACKING	6
2.2 EXTERIOR SECTION	8
2.3 CHASSIS SECTION	10
2.4 REAR PANEL SECTION	12
2.5 HEAT SINK SECTION	14
2.6 FRONT PANEL SECTION	16
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM	18
3.1 BLOCK DIAGRAM	18
3.1.1 AUDIO SECTION	18
3.1.2 VIDEO and DISPLAY SECTIONS	20
3.1.3 DSP SECTION	22
3.1.4 POWER SUPPLY SECTION	24
3.2 OVERALL WIRING DIAGRAM	26
3.3 MULTI CH I/O and AUDIO CONNECT ASSYS	28
3.4 COMPOSITE V ASSY	30
3.5 S VIDEO ASSY	32
3.6 COMPONENT ASSY	34
3.7 OPTICAL-IN,H.P,FRONT-IN,FRONT-IN CONNECT and 12VTRIG ASSYS	36
3.8 MAIN CONTROL ASSY (1/3)	38
3.9 MAIN CONTROL ASSY (2/3)	40
3.10 MAIN CONTROL ASSY (3/3)	42
3.11 DSP ASSY (1/2)	44
3.12 DSP ASSY (2/2)	46
3.13 VOLUME, DISPLAY and MULTI JOG ASSYS	48
3.14 POWER AMP IN and POWER PROTECT ASSYS	50
3.15 POWER AMP-L and POSI 1 L ASSYS	52
3.16 POWER AMP-R and POSI 1 R ASSYS	54
3.17 REGULATOR ASSY	56
3.18 TRANS 2-1, TRANS 2-2, DIODE, VH TR and SP/PS ASSYS	58
3.19 REAR TOP, TRANS SIDE, TRANS 1 and PRIMARY ASSYS	60
4. PCB CONNECTION DIAGRAM	62
4.1 MULTI CH I/O ASSY	63
4.2 AUDIO CONNECT ASSY	64
4.3 COMPOSITE V ASSY	65
4.4 S VIDEO ASSY	66
4.5 VIDEO SIDE and OPTICAL-IN ASSYS	67
4.6 COMPONENT ASSY	68
4.7 FRONT IN and FRONT-IN CONNECT ASSYS	69
4.8 MAIN CONTROL ASSY	70
4.9 DISPLAY ASSY	74
4.10 HEADPHONE, VOLUME and MULTI JOG ASSYS	76
4.11 POWER AMP IN ASSY	78
4.12 12V TRIGGER ASSY	79
4.13 DSP ASSY	80
4.14 POWER PROTECT, POWER AMP-L and POSI 1 L ASSYS	82
4.15 POWER AMP-R and POSI 1 R ASSYS	86
4.16 REGULATOR ASSY	90
4.17 SP / PS ASSY	94
4.18 TRANS 2-1, DIODE and VH TR ASSYS	96
4.19 TRANS SIDE ASSY	98
4.20 TRANS 2-2, TRANS 1 and PRIMARY ASSYS	100
4.21 REAR TOP ASSY	102
5. PCB PARTS LIST	103
6. ADJUSTMENT	113
7. GENERAL INFORMATION	114
7.1 DIAGNOSIS	114
7.1.1 PROTECTION CIRCUIT CONTROL SPECIFICATION	114
7.1.2 HOW TO DIAGNOSE THE AMPLIFIER SECTION	116
7.1.3 HOW TO DIAGNOSE THE UNIT WITH THE POWER AMPLIFIER SECTION REMOVED	117
7.1.4 DISASSEMBLY	120
7.1.5 TROUBLE SHOOTING OF THE DSP ASSY	124
7.2 PARTS	133
7.2.1 IC	133
7.3 CLEANING	142
8. PANEL FACILITIES	143
8.1 FRONT PANEL	143
8.2 DISPLAY	145

Match case Limit results 1 per page

VSX-52TX

D2216

D2217

R2209

R2212

D2215

D2212

D2210

D2211

D2209

D2201

D2206

D2204

D2203

D2205

D2213

D2214

D2202

Q2204

Q2205

D2207

D2208

Q2203

AWX8372

-VB

TRANS2-1 ASS'Y

CMKM-P3X

AWX8370

+VH

-VH

-B

-C

V-12A

NECK8

NECK6

VH-

VH+

REG

GREG

REG

VLa

VLb

VHa

VHb

REGa

REGb

GREG

FU4

FU5

REPLACE WITH

SAME TYPE NO.

491007

FOR IC2201-2202

MFD. BY LITTELFUSE INC.

CAUTION

AWX

DIODE ASSY

AWX8376

R2233

R2234

C2211

C2212

D2232

D2231

R2232

C2231

R2231

C2232

Q2231

Q2232

CMKM-P3X

SIDE B

Q2204

Q2205

Q2203

(ANP7494-C)

VH TR ASSY

DIODE ASSY

(ANP7493-C)

TRANS 2-1 ASSY

Q2231

Q2232

2205

CN2205

Y11

Y10

Y12

CN2201

CN2202

Y10