Pentax 27550 Service Manual Download Page 1 | Manualshive

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Summary of Contents for 27550

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Page 2: ...rrangement of the reverse side of the Top cover 5 5 b Flash case Q2 5 5 c Adjustment Confirmation Installing position of the Pop up magnet G119 6 5 d Confirmation Retraction of the Flash 6 6 ADJUSTMENT CONFIRMATION 6 6 1 Function check 6 6 2 Adjustment with the Programmed software 7 6 3 Position of the Light sensor 7 DATA TABLE 8 1 BATTERY LIFE 8 2 BATTERY CONSUMPTION CURRENT 8 TABLE OF JIGS TOOLS...

Page 3: ... Front cover 1 8 screws for top cover A186 A187 x2 A188 x2 A190 TY CNL D 1 7x8 0 Ni TY CNL D1 7x8 0 2 Discharging the Main capacitor Lift up the top cover slightly and discharge The blue lead wire Xe on Flash PCB The bayonet mount retainer screw GND 3 Front cover A102 A153 Grip A150 Note for assembly Set Focus mode lever A131 and AF SW at AF position In case of replacing A131 27250 A131 cut the po...

Page 4: ...ilm chamber Note of assembly Position the FPC at correct place and fix with DT 4x10 2 5 Soldering 2 lead wires of N300 Red and Black Unsolder at FPC of G100 Soldering lands 4 FPC T81 T301 T61 T64 DX contact R110 Note of assembly After soldering put T81 FPC aside of mirror box 2 6 Base plate O205 1 Battery contact piece A34 3 TY CNL D1 7x4 0 Lift up O205 2 7 Eyepiece frame M301 2 screws 2 8 Main bo...

Page 5: ...on of allow mark Same as MZ 10 3 2 Stick the tape DT PT and BT as shown in the figure 4 Main body Note of assembly The soldering position of winding motor 0 S200 The length of the lead wire is different from MZ 5 In case of 0 S200 is replaced lead wires should also be replaced Pink 65mm 0 S200 Brown 65mm Ground GND mark ...

Page 6: ... type may activate the switch A329 and result the Flash won t pop up 5 a Arrangement of the reverse side of top cover DT 7x10 0 T57 DT 5x7 0 T20 DT 4x10 T60 Arrangement of Q100 s lead wires Center part of top cover 0 A373 0 A365 Black Brown Blue Green Q100 0 A368 Bond Gray Orange G119 5 b Flash frame Q2 Blue Apply silicon 4 points From top Green Brown Green Black and Blue Q3 Adj Bond ...

Page 7: ...ed position there should be approx 0 1mm play when Q1 is pushed down toward as the arrow mark 2 The flash should not pop up when the side of Q1 is pushed gently Adjustment The choice of thickness or using quantity of Q3 Q3 00A t 0 2 00B t 0 1 00C t 0 15 6 Adjustment and confirmation The adjustment and confirmation as follow are same as MZ 5 Exposure and DX code AF check Except Power zoom function ...

Page 8: ...utomatically and the back light on the external LCD panel should light up At the AF mode cover the front of the lens by hand and press the shutter button half way the flash should be fired continuously to help the focusing 7 When the flash button is pressed the flash should pop up and the Auto flash mark should be off At the Red eye reduction mode the flash should be fired twice 6 2 Adjustment wit...

Page 9: ...s 280μA or less 260μA or less 250μA or less Meter switch ON 120 mA or less Exposure Bulb 150 mA or less AF motor operating Average 700 mA or less Rewinding 500 mA or less With regulated DC power supply set at 5 5V More than 3A Jigs tools and testers Exclusice use for 27550 1 Programmed software PC AT compatible 3 5 inch SD Ver 3 1 or later No 95901 P274 PC98 NEC or EPSON 3 5 inch ND Ver3 1 or late...

Page 10: ... card or equivalent which can be inserted between flash cover and top cove r 1 The way of making Size and shape are just for the reference 1 Cut the card as below Fig 1 2 Cut the corner as below Fig 2 50 40 15 10 Fig 1 Ex 4 pcs 2 How to use Fig 2 ...

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