acer_al1916w_603

39

Exploded Diagram (Model: AL1916W)

40

Part List Above picture show the description of the following component.

Item Picture Description

1

Hinge Cover

2

Back Cover

3

stand

4

Main Frame

41

5

Panel

6

Power Board

7

Main Board

42

Schematic Diagram Main Board Top

VCC3.3

VLCD

PB[0..9]

TOP A

TSUM56AHKB

1 5Wednesday, June 07, 2006

Title

Size Document Number Rev

Date: Sheet of

PA[0..9]

VCC1.8

+12V

XGA/SXGATSUM56AHK SCHEMATIC

B3

3.INPUT

RIN

GIN

BIN

VSYNC

GNDR

GNDG

GNDB

DET_VGA

HSYNC

SOG

B+

CLK-

DET_DVI

CLK+

R+

G+R-

B-

G-

DDCA_SDADDCA_SCL

DDCD_SDADDCD_SCL

DDC_WP

+5V

HPD_CTRL

B4

4.SCALER

RIN

GIN

SOGBIN

GNDR

GNDG

GNDBHSYNC

VSYNC

Adj_BACKLIGHT

VCC1.8

Vcc3.3

VCTRL

R+R-

G-G+

B+B-CLK+

CLK-DDCD_SDA

DDCD_SCLDET_DVI

DDCA_SDADDCA_SCLDET_VGA

on_BACKLIGHTon_Panel

+5V

+12V

DDC_WP

PB[0..9]

PA[0..9]

HPD_CTRL

B5

5.PANEL INTERFACE

VLCDPA[0..9]

PB[0..9]

VLCD

+5V

VCC1.8

LVDS OUTPUT

+12V+5V

+5V

VCC3.3

B2

2.POWER

on_Panelon_BACKLIGHT

Adj_BACKLIGHTVCC1.8

VLCD

+5V

VCTRL

VCC3.3

+12V

Chapter 7

43

Power

U702

AP1084K33LA

3

1

2VIN

ADJ

VOUT

+5V

+5V3,4

+5V

D701

LL4148

+5V

+5V +3V3

VLCD

R721

0 1/10W　

C715

0.1uF

+12V

R706 NC

Adj_BACKLIGHT 4

+5V

GND

on_BACKLIGHT 4

C7190.1uF

R702

51 1/10W　

+ C703100uF/25V

C713

0.1uF

TO-263

C706

0.1uF

VCC3.3 4

+3V3

VCC1.8 4

VCC1.8C701

0.1uF

+5V

+5V

+ C71710uF/16V

R727

10K 1/10W　

BL_ON

R717

10K 1/10W　

R711

10K 1/10W　

GND

Q703PMBS3904

R701

1K 1/10W　

R714

10K 1/10W　R716

10K 1/10W　

Q702PZT2907A

+3V3

POWER A

TSUM56AHKB

2 5Friday, June 09, 2006

Title


Date: Sheet of

R722

NC

+5V

+ C707100uF/25V

Q704AO3401L

VCC3.3

+12V

+ C712100uF/25V

D704

SMAL140

GND

R710 NC

C711

0.1uF

VCC3.3 4

+5V

GND

R703

2K 1/10W　

on_Panel4

VCTRL 4SOT-223

+ C710100uF/25V

U701

3 2

1

VI VO

GN

D

C718

0.1uF

BL_ADJR705 4.7K 1/10W　

D702

LL4148

Q706PMBS3904

R704

100 1/10W　

R707 4.7K 1/10W　

R725 4.7K 1/10W　

R723 0 1/10W　

+ C702

4.7uF/16V

C709

0.1uF

+5V3,4

GND

R708

10K 1/10W　

C704

0.1uF

GND

+5V

R715

10K 1/10W　

C714

0.1uF

C708

1uF/16V

R712 4.7K 1/10W　

+12V

Q701

PMBS3904

+3V3

VCC3.3

VLCD 5

+12V 4CN701

CONN

24681012

13579

11

44

Input

Q408PMBS3904

R465 100 1/10W　

CLK- 4

DAT1+

D407

BAV70

3

12

RED-

D426MLL5232B 5.6V

FB409 120 OHM

D419BAV99

3

12

DVI5V

GNDG 4

C436 0.047uF

C452

0.1uF

R43

975

1/1

0W　

D410MLL5232B 5.6V

C439 0.1uF

HSYNC 4

R435 100 1/10W　

R470

1K 1/10W　D417BAV99

3

12

BIN 4

D420BAV99

3

12

R459

10K 1/10W　

R447 1K 1/10W　

DVI5V

R461

10K 1/10W　

DAT0-

R441 100 1/10W　

D422BAV99

3

12

DAT2-

R456 100 1/10W　

C446

0.1uF

GNDR 4

D416MLL5232B 5.6V

R+ 4

BLUE-

R450

10K 1/10W　

VSYNC 4

D418BAV99

3

12

VSI

R463 100 1/10W　

R444

10K 1/10W　

C449

0.1uF

U405

M24C02-WMN6TP

12345

678 A0

A1A2

GNDSDASCLWPVCC

RIN 4

D409MLL5232B 5.6V

D423BAV99

3

12

VGA_CON

R448

2.2K 1/10W　

PC5V

R494 4.7K 1/10W　

INPUT A

TSUM56AHKB


Title


Date: Sheet of

R46010K 1/10W　

R473

NC

R437 470 1/10W　

R442 100 1/10W　

SOG 4

BLUE+

C454

0.1uF

DCLK-

HSI R446 1K 1/10W　

DAT1-

SCL_DVI

R449

2.2K 1/10W　

R454 100 1/10W　

ESD_5V

R464 100 1/10W　

C445

0.1uF

SCL_VGA

DDCD_SCL4

R436 100 1/10W　

R445 100 1/10W　

+5V 2,4

C432 0.047uF

C450

0.1uF

DDCA_SDA4DDC_WP 4

SDA_VGA

D425RLZ36B

R458 100 1/10W　

DAT0+

C433 0.047uF

C435 0.047uF

R443 100 1/10W　

D412MLL5232B 5.6V

PC5V

D414MLL5232B 5.6V

D405BAV99

3

12

DAT2+

D406

MLL5232B 5.6V

R452

10K 1/10W　

C437 0.047uF

R45110K 1/10W　

C434 0.047uF

C447

0.1uF

B- 4

G- 4

+5V

R467 100 1/10W　

R453 100 1/10W　

DET_DVI 4

R434 100 1/10W　

PC5V

+5V

R469 100 1/10W　

C443

220pF

+5V

HPD_CTRL 4

R471

10K 1/10W　

R455 100 1/10W　

D415MLL5232B 5.6V

GIN 4

DET_VGA 4

U404

M24C02-WMN6TP

12345

678 A0

A1A2

GNDSDASCLWPVCC

C441 0.1uF

R438

75 1/10W　

FB412 0 1/10W　

+5V

ESD_5V

D411MLL5232B 5.6V

R468 100 1/10W　

R457 10K 1/10W　

GREEN-

C451

0.1uF

DVI5V

GREEN+

R462 100 1/10W　

+5V

D404BAV99

3

12

C444

0.1uF

FB411 0 1/10W　

DDCD_SDA4

FB410 0 1/10W　

D408MLL5232B 5.6V

SDA_DVI

RED+

C438 0.047uF

R472

NC

CLK+ 4

DDCA_SCL4

D403BAV99

3

12

GNDB 4

R466 100 1/10W　

CN406

JACK

12

3

45

67

8

25

28

910

11

1213

14

15

16

26

29

1718

19

2021

22

2324

27

32 31

DAT2-DAT2+

2/4shield

DAT4-DAT4+

DDC SCLDDC SDA

VSYNC

R

HSYNC

DAT1-DAT1+

1/3shield

DAT3-DAT3+

+5V

SYNC GND

HPD

G

RGB GND

DAT0-DAT0+

0/5shield

DAT5-DAT5+

clk shield

clk+clk-

B

GN

DG

ND

DCLK+

C442

33pF

D424BAV99

3

12

C440 0.1uF

B+ 4

HPD

C448

0.1uF

DDC_WP 4

R44

075

1/1

0W　

G+ 4

CN405DB15

162738495

11

12

13

14

1510

1716

D421BAV99

3

12

C453

0.1uF

D413BAV70

3

12

R- 4

45

Scaler

VCC3.3

WP

R433 4.7K 1/10W　

C4090.1uF

Q403PMBS3906

+5V 2,3

PA[0..9]

KEY_MENU

PA5

D402

RLZ36B

DDC_WP 3

C421 22pF

GNDR3

HPD_CTRL 3

R479 1K 1/10W　

KEY_LEFT

OUT-L-

FB405

600 OHM

R421 470 1/10W　

PA3

VCC3.32

+5V

R410 NC

PB[0..9]

OUT-L+

C427

0.1uF

DDCA_SDA3

C429

0.1uF

R+3

KEY B

on_BACKLIGHT 2

POWER

C4060.1uF

adj_BACKLIGHT 2

VPLL

PA4

FB407

600 OHM

PB9

R486NC

PB7

X40114.318MHz

12

R424

10K 1/10W　

C4040.1uF

VDVI

+5V

R482

NC

BIN3

VCC3.3

LED_G

LED_G

PA8

R475

3.9K 1/10W　

R431 4.7K 1/10W　

C431

0.1uF

B-3

ResetCircuit

PA7

LED_A

LED_A

VCC3.3

R420 100 1/10W　

on_PANEL 2

C4160.1uF

C4100.1uF

FB402

600 OHM

+C418

10uF/16V

C401

0.1uF

KEY_AUTO

OUT-R+

R417 20K 1/10W　

R422 4.7K 1/10W　

R476 1K 1/10W　

R407 NC

KEY A

Q404PMBS3904

KEY1

C455

0.1uF

FB404

600 OHM

KEY ACN404

CONN

2468101214

13579

1113

R419 470 1/10W　

R489

10K 1/10W　

OUT-L+

FB406

600 OHM

VMPLL

+C4034.7uF/16V

R416

10K 1/10W　

FB408 600 OHM

R480 1.5K 1/10W　

R474

3.9K 1/10W　

R492 100 1/10W　

SOG3

KEY_RIGHT

B+3

VCC3.3

PB2

Q405PMBS3906

VCC3.3

KEY_AUTO

Q402PMBS3904

R411 100 1/10W　

R483NC

C4130.1uF

C4150.1uF

C426

0.1uF

R487

10K 1/10W　

GNDB3

AUDIO_STBY

PB4

VCC3.3

VCC3.32

VDDP

R413

10K 1/10W　

+12V 2

KEY2

OUT-R-

C4140.1uF

C4120.1uF

Volume

AUDIO_STBY

PB1

C4110.1uF

R488 100 1/10W　

VCC3.3

PA0

PB6

VCC1.8

D401

RLZ36B

GIN3

SCALER A

TSUM56AHKC

4 5Wednesday, July 26, 2006

Title


Date: Sheet of

C425

0.1uF

VCC3.3

R495

NC

CN403

CONN

246810121416

13579

111315

KEY C

PA6

G-3

R41210K 1/10W　

RIN3

VCC3.3

PA2

R428 100 1/10W　

FB403

600 OHM

R478 1K 1/10W　

C4200.1uF

GNDG3

VPLL

POWER

R481

NC

R430

1K 1/10W　

DDCA_SCL3

KEY C

R403 390 1/10W　

VCC3.3

PB0

+ C40810uF/16V

R-3

CLK-3

VDDC

C4050.1uF

Volume

R484

10K 1/10W　

PB8

R414

470 1/10W　

U403

M24C16

12345

678

A0A1A2

GNDSDASCLWPVCC

VCC3.3

R423 4.7K 1/10W　

CLK+3

VCC3.3

R429 100 1/10W　

DET_DVI 3

WP

AVDD

PA9

+5V

VDDC

KEY_MENU

R477 1K 1/10W　

+5V 2,3

C4190.1uF

PB[0..9] 5

VCC3.3

VCC3.3

R409

470 1/10W　

R485

10K 1/10W　

C4020.1uF

R426

10K 1/10W　

VCC3.32

OUT-L-

C428

0.1uF

VSYNC3

LVDS

R404

10K 1/10W　

R491NC

R405

22K 1/10W　

KEY_A

R490

10K 1/10W　

KEY_RIGHT

AVDD

POWER

R418 100 1/10W　

DET_VGA 3

G+3

U401

TSUM56AHK-1

59

56

5754

58

55

536364

51

62

61

70

7271

73

79

21

108

32

33

109110111112113114

118119120121122123124125126127

107

106105

41 47

39404243

44

45464849

38 96 116

67 12

104102

11

14 68

6566

3637

29

50 97

6978

20

222324

2728

3031

35

7677

19

100101

9899

9394

9192

8990

91015161718

235678

1281

808188878685848382

25

26

7574

52344 95 103

115

117

60

13

RIN0P

GIN0P

SOGIN0BIN0P

RIN0N

GIN0N

BIN0NHSYNC0VSYNC0

REXT

REFP

REFM

SDO

SCKSCZ

SDI

GPIO_P27/PWM1

PWM1/GPIO_P25

NC/LVACKM/NC

XIN

XOUT

RA1P/LVA2P/RA2RA1N/LVA2M/RA3RA2P/LVA1P/RA4RA2N/LVA1M/RA5RA3P/LVA0P/RA6RA3N/LVA0M/RA7

CLKAP/LVB3P/LHSYNCCLKAN/LVB3M/LVSYNC

CLKBP/LVBCKP/LCK_ODDCLKBN/LVBCKM/LDE

NC/LVB2P/NCNC/LVB2M/NC

BB1P/LVB1P/BB2BB1N/LVB1M/BB3BB2P/LVB0P/BB4BB2N/LVB0M/BB5

NC/LVACKP/NC

GA3N/LVA3M/GA7GA3P/LVA3P/GA6

GN

DG

ND

RX2PRX2NRX1PRX1N

AV

DD

_DV

I

RX0PRX0NRXCKPRXCKN

GN

D

GN

DG

ND

VD

DP

VD

DC

MODE[1]MODE[0]

VCTRL

VD

DP

VD

D_O

TP

DDCA_SDADDCA_SCL

DDCD_SDADDCD_SCL

PWM0/GPIO_P26

AV

DD

_DV

I

VD

DC

GPIO_P15PWM2/GPIO_P24

GPIO_P16

GPIO_P17/SAR0GPIO_P00/SAR1GPIO_P01/SAR2

GPIO_P06GPIO_P07

GPIO_P13GPIO_P14

GPIO_P16

DDCROM_SDADDCROM_SCL

RST

GA2P/NC/GA4GA2N/NC/GA5

GA1P/NC/GA2GA1N/NC/GA3

BA3P/NC/BA6BA3N/NC/BA7



RB1P/NC/RB2RB1N/NC/RB3RB2P/NC/RB4RB2N/NC/RB5RB3P/NC/RB6RB3N/NC/RB7

GB1P/NC/GB2GB1N/NC/GB3GB2P/NC/GB4GB2N/NC/GB5GB3P/NC/GB6GB3N/NC/GB7

BB3P/NC/BB6BB3N/NC/BB7

ESPOSP

GPO0GPO1GPO2GPO3GPO4GPO5GPO6

GPIO_P02/SAR3

GPIO_P03

GPIO_P22GPIO_P23

AV

DD

_PLL

AV

DD

_MP

LLA

VD

D_M

PLL

VD

DP

VD

DP

VD

DP

VD

DC

AV

DD

_AD

C

GN

D

R493

10K 1/10W　

C4220.1uF

VDDP

KEY B

PB5

R432 220K 1/10W　

C417

0.1uF

C424 0.1uF

HSYNC3

VCC1.82VCC3.32

+12V

LED_G

R406

10K 1/10W　

+5V

PB3

C407

0.1uF

R427 100 1/10W　

LED_A

AUDIO_MUTE

VDVI FB401

600 OHM

R415

10K 1/10W　

C616

NC

DDCD_SCL3

AUDIO_MUTE

VCC3.3

KEY2

OUT-R+

U407

CAT24WC08W SOIC-8

12345

678 A0

A1A2

GNDSDASCLWPVCC KEY_LEFT

R408

10K 1/10W　

VCTRL 2

AVDD

VMPLL

OUT-R-

C430

0.1uF

PA[0..9] 5

DDCD_SDA3

U402

PM25LV010-25SCE

12

34 5

678

CE#SDO

WP#VSS SDI

SCKHOLD#VDD

+5VU406 G690H438T73UF

1

23

GN

D

RSTVCC

C423 22pF

R425

10K 1/10W　

KEY1

Q401PMBS3906

VCC3.32

PA1

46

Panel Interface

RXE2-

PA5

LVB0M

RXO3+

PANEL INTERFACE A

TSUM56AHKA


Title


Date: Sheet of

PB0

RXO2+RXOC-

LVBCKP

C1020.1uF

PA9

VLCD

LVB0P

PB[0..9]

RXO3-

PB[0..9]4

LVBCKM

PA7LVA3P

LVA2M

LVA2P

LVB0P

FB101

120 OHM

12

LVA1M

PB9

RXE0-

LVB2P

VLCD 2

2006.05.03 add the schematic

RXO0-LVA2M

PB4

LVB1P

PB2LVB3M

LVBCKP

LVA3MRXEC+

LVA0PLVBCKM

LVA3P

RXE2+

PA[0..9]4 PA[0..9]

LVB1P

LVB3PLVA3M

RXO1-

LVACKM

LVB3P

+C101

22uF/16V

RXO0+

PA0

R1012.2K 1/8W　

LVA0P

LVB2M

LVACKP

LVA0M

PA1

PB7

RXOC+

LVA1MRXO2- LVB2P

LVA2P

LVA0M

LVB1M

PA3

PA8

LVA1P

RXE1+

PB8

LVACKP

PB5

LVB0M

LVA1P

LVACKM

LVB2M

PB3

LVB3M

RXE3+RXEC-

PB1

PA2

RXO1+

RXE3-

PA4

RXE1-

PA6

RXE0+

CN101

CONN

24681012141618202224

13579

11131517192123

LVB1M

PB6

47

Power board

A

1.POWER OUTPUT 12V & 5 V

AOC (Top Victory) Electronics Co., Ltd.

1 1Tuesday, July 04, 2006

Title


Date: Sheet of

C9300.0015uF/2KV

GND

L904 3.5UH

IC903KIA431A-AT/P

VAR901

NCC908

0.1uF

F902

FUSE!

D901FR107

!

CN901SOCKET

12

3

+C935470uF/25V

R91210K 0805　

!

R934100 1206　

!

C9021000PF/250V

Q903STP10NK70ZFP

+5V

C903

0.47uF/275V

Over current protection

C9190.1uF

D902

FR103

R936100 1206　

C9330.0015uF/2KV

+ C904470uF/25V

R911

1KΩ 1/4W

L903 3.5UH

!

IC902PC123X2YFZOF

12

43

+ C90710uF/50V

PWPC1942HH2P

+C905

100uF/450V

t

NR901NTCR

12

GND

C9180.1uF

R910

22Ω 1/4W

F901FUSE

F903

FUSE

R9140.47 2W　

R92710KΩ 1/4W

C9170.1uF

GND

R938100KΩ 1/4W

L902

73L 174-65-LS

1 4

2 3

R92333K 0805 1%　

+

C911470UF/25V

GNDR902

680KΩ 1/4W

R904100KΩ 1/4W

+5V

!

DIM

GND

!

!

ZD907NC

12

ZD903

PTZ9.1B

12

R916100 1206　

L9012.0MH

1 4

2 3

C910470pF/50V

C9011000PF/250V

+C912470uF/25V

R935100 1206　

C9160.1uF

R941NC

C9310.0015uF/2KV

CN902

123456

89

10

7

1112

R901

680KΩ 1/4W

R9221K 0805　

R937100 1206　

DIM

Over voltage protectionR903

680KΩ 1/4W

TO PIN3

R931100KΩ 1/4W

!

R9253.6K 0805 1%　

IC904NC

C9320.0015uF/2KV

D908SP20150

1

2

3

ZD905NC

12

ZD902RLZ5.6B

12

+ C90610uF/50V

C913NC

ZD906NC

12

!

+12V

Over voltage protection

C909220pF

C9341500PF

ZD901RLZ13B

12

80GL17T 37 L GP

D909SP20150

1

2

3

ON/OFF

TO PIN3

+C936

470uF/25V

LD7575

IC901LD7575

1 3

4

7

2

5

68

RT CS

GN

D

N.C

CO

MP

OUT

VC

CHV

+5V

- +

BD901

U4KB80R2

4

3

1R905100K 2W　

R9242.4K 0805 1%　

ZD904RLZ18B

12

+C937

470UF/25V

R919470Ω 1/4W

!

NC

R913100K 0805　

R906100 1206　

+12V

FB901BEAD

12

D903

1N4148W

R939NC

R9201K 0805　!

+12V

R9262K 0805　

R9211K 0805　

D9041N4148W

R909

5.1Ω 1/4W

C900

0.0022UF

T9016

95

42

1

11

7

12

10

8

ON/OFF

48

OPT2

C82

233

2/12

06

OPT4

C83722pF/3KV

CN804

CONN

1

34

2

PT80180GL19T 8 DN GP

5

3

7

4

1 8

R81

147

K 0

805

　

C83422pF/3KV

R8461MΩ 1/8W

D813

1N4148W

Q802PMBS3904

A

HP W19 series 17" 19'' 4 LAMPS INVERTER

AOC (Top Victory) Electronics Co., Ltd.

1 1Tuesday, July 04, 2006

Title


Date: Sheet of

C8401uF/25V

R824

750Ω 1/8W

IC801

OZ9938

12345678 9

10111213141516DRV1

VDDATIMERDIMISENVSENOVPTNC1 NC2

ENALCT

SSTCMPCT

GNDADRV2PGND

R8524.7KΩ 1/8W

R8101MΩ 1/8W

C8041uF/25V

C8051000pF

C8061uF/25V

R836

1K 1/10W　

CN803

CONN

1

34

2

R801NC

D805BAV99

3

1

2

R805470Ω 1/4W

C81

047

0PF/

50V

R8431K 0805　

C807

0.01uF

R82

9

30 1

206

　

R8226.2MΩ 1/2W

C801

0.1uF

D804BAV99

3

1

2

C81

333

2/12

06

C8270.0033uF/16V

ON/OFF

R8534.7KΩ 1/8W

C8420.1uF

R8481MΩ 1/8W

R86

130 1

206

　

C8440.1uF

R8471MΩ 1/8W

R81210K 0805　

+

C815470UF/25V

D803

BAV99

3

1

2

R8277.5K /0805　

D810

1N4148W

R82

643

0 0

805

1%　

C8280.1uF

R850 4.7KΩ 1/8W

OPT4

R858

750Ω 1/8W

C8390.1uF

R802300KΩ 1/8W

R83082KΩ 1/8W

R80310K 0805　

R82

830

120

6　

C831470pF/50V

!

D812

1N4148W

C8255pF/3KV

open lamp protection

C8180.0033uF/16V

C81

233

2/12

06

D802

BAV99

3

1

2

Q810RK7002

R814

750KΩ 1/8W

C82

333

2/12

06

R825

51KΩ 1/8W

C81622pF/3KV

R86

330

120

6　

CN801

CONN

1

34

2

R8161MΩ 1/8W

?

R8375.1Ω 1/4W

D806

BAV99

3

1

2

PID

C808

0.0068uF

C8265pF/3KV

C819

0.047uF

C8245pF/3KV

DIM

D801

BAV99

3

1

2

C8355pF/3KV

R8317.5K 0805　

Q809RK7002

R84

143

0 0

805

1%　

R80610K 0805　

C820470pF/50V

R86

430

120

6　

PT80280GL19T 8 DN GP

5

3

7

4

1 8C8290.1uF

?

R809

180KΩ 1/8W

ZD801RLZ5.6B

12

R8425.1Ω 1/4W

VCC

OPT3

!

Q807RK7002

Q808RK7002

C8380.1uF

?

R8514.7KΩ 1/4W

Q804

RK7002

R823

82KΩ 1/8W

+12V

R808200K 0805　

CN802

CONN

1

34

2

R8326.2MΩ 1/2W

R86

230

120

6　

R8601MΩ 1/8W

Q805AM9945

1 2 3 45678

S1N

G1N

S2N

G2N

D2N

D2N

D1N

D1N

C8430.1uF

R804

10K 0805　

R81739KΩ 1/8W

C84122pF/3KV

?

R81830 1206　 R819

30 1206　

R81

510

0K 1

/8W

　

OPT1

R80722Ω 1/4W

OPT2

Q803PMBS3904

Q801PMBS3904

Q806AM9945

1 2 3 45678

S1N

G1N

S2N

G2N

D2N

D2N

D1N

D1N

C814

0.22uF/25V

R8491MΩ 1/8W

D8091N4148W

C809

0.047uF

D811

1N4148W

OPT1

+

C811470UF/25V

OPT3

C803

0.01uF

R8131MΩ 1/8W

acer_al1916w_603

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