Philips HQ 488-A, HQ 488-B Service Manual

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Philips HQ 488-A, HQ 488-B Service Manual

Rechargeable shaver

HQ 488/A NiMH

HQ 488/B NiCd

Domestic Appliances and Personal Care

GENERAL

D

R

 

 

The HQ488 shaver can be recharged in 1 hour

C

A

100-240 V

M

 

R

by means of a ’Fly Back Self Oscillating Power

V

t cell

 

supply’.

 

SK

This electronic circuit enables the cell to be

 

 

charged at 100-240 V, 50/60 Hz.

 

R

It is possible to have a shave directly from the

 

 

t amb.

mains.

 

 

 

The green LED only illuminates when the shaver

 

 

is connected to the mains.

 

 

The electronic circuit incorporates the following functions and controls:

-a 1200 mA Quick Charge supply.

-a 35 mA Trickle Charge supply.

-a 1.25 V / 2.1 A Dynamic supply when shaving from the mains.

-an open cell protection (Vbat >1.8V).

-a temperature protection of the cell.

(if Tcell - Tamb >7C, charging will switch-over from Quick Charge to Trickle Charge).

HINTS FOR REPAIRS

-Remove the shaving unit, to prevent damages during repairs.

-While assembling the shaver the sides panels (item 17) have to be removed.

The side panels must be snapped into the body last.

TECHNICAL DATA

 

 

 

 

Input voltage

: 100 - 240 V, 50/60 Hz

Motor voltage

:

1.2 V

 

 

 

Cell

: 1x AA NiMH or NiCd

Cell capacity

: approx. 1000 mAH

Charging system

: SOPS

Charge indicator

:

1x green LED

Charging time

: approx 1H

Charging current

: 1200 mA Quick Charge

 

 

35 mA Trickle Charge

Shaving heads

: HQ4 - 4822 690 30468

Comfort control

:

5 settings

Screwdriver

:

4822 395 50263

MSH CODING

8851 488 00000 HQ 488

Published by Philips Domestic Appliances and Personal Care Printed in The Netherlands © Copyright reserved Subject to modification

4822 729 22003 98/07

PCS 99 510

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