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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 125
Philips
G110
At times no picture.
Check C2366 (100 nF; 4822 122 33496).
14-09-04
Philips
G110
At times no synchronization.
Check capacitor C2366 (100 nF; 4822 122 33496).
14-09-04
Philips
G110
Bottom fold over
Check and replace C 2509 (4822 124 40244)
14-09-04
Philips
G110
Brightness too high/fly-back line visible
Check/replace IC 7465 (TEA 5101A/P; 4822 209 73832) Check/replace R3375 (180 Ohm; 4822 111 30542)
14-09-04
Philips
G110
BUT11AF S.C. AFTER P.SUPP KIT FITTED AND SET RUN I
CHECK - D6612 , 6614 ( CHECK DRIVE WAVEFORM TO BUT11 , SWITCH ON DELAY PROBABLY MISSING )
14-09-04
Philips
G110
Characters wrong
Replace U 1003 (4822 212 23371) non TOP Replace U 1003 (4822 212 23519)
14-09-04
Philips
G110
CHOPPER + LINE TRANSISTORS SC
C2546 8n2 2kv
14-09-04
Philips
G110
Chopper tr blows at sw on even after fitting kit
OK if mains wound up slowly - check on/off sw & Positor in degaussing cct
14-09-04
Philips
G110
Chopper tr blows in st/by - ok when ON
D6646, D6649, Tr7655, Tr7656 & Tr7654 cleared the problem
14-09-04
Philips
G110
Chopper Tr BUT18AF fails periodically
Fit mod - 2 x BYD73B diodes in series between b - e of BUT18AF (anode to base). Make sure Tr7654 is BC817 not BC845
14-09-04
Philips
G110
Colour drifts to the right using the S-VHS input.
Remove: R3433 and R3430. Modify: R3431 into 100 kohm (4822 051 10404). Add: R3428 - 180 ohm (4822 051 10181) between C2432/R3433 and 12 IC7425.
14-09-04
Philips
G110
Coloured flash on channel change and VCR features
It is possible that on the G110 chassis a coloured flash may be seen when syncs are interrupted. For example when changing channels or on VCR playback in "still" or "search" modes. In the case of home video recordings, the edit points may be marked by a
14-09-04
Philips
G110
Coloured spots in picture (local dooming).
Service solution: Mount a resistor of 220k ohms in parallel with capacitor 2349 and replace resistors 3891, 3892 and 3922 by 1k2 ohm types. Modification introduced in products. Sets with production number QG05/AG04.
14-09-04
Philips
G110
Contents of memory lost
Replace IC7770 (ST24C02CP; 4822 209 62098) Mount metal shielding 4822 466 82781 on IC7720 with earth to R 3738
14-09-04
Philips
G110
Continuous page header display in subtitle
Change text IC to type MAB8461P/W196 part No4822 209 62479
14-09-04
Philips
G110
Contrast adjustment inoperate, colour tails
Diode 6335 defective (4822 130 80446).
14-09-04
Philips
G110
Contrast variations with subtitling in sets with BL-CRT.
1) Add a SMD capacitor of 1nF - 5322 122 31647 between pins 3 and 4 of connector 20G of the CRT panel.2). Add C2336 - 1nF - 5322 122 31647 between pins 3 and 4 of connector 14G on the mono carrier. Modify R3715 into 220k - 4822 051 10224. Adjust PP valu
14-09-04
Philips
G110
Dead - 140v rail down.
Change rectifier diodes - may check Ok when cold!
14-09-04
Philips
G110
Dead - BUT18AF s/c in psu
Flyback tuning cap C2546 8n2 2kv low value and EHT lead s/c
14-09-04
Philips
G110
Dead - HT at 60v ; noises from LOPTx
LOPTx faulty
14-09-04
Philips
G110
Dead - psu ok on dummy load
C2546 8n2 & C2550 390nF in LOP stage
14-09-04
Philips
G110
Dead - s/c in lop stage
Scan coupling cap C2550 390nf 250v s/c & bulging
14-09-04
Philips
G110
DEAD BUT POWER SUPPLY WORKS ON DUMMY LOAD . OR LIN
C2546 8n2 C2550 390nF
14-09-04
Philips
G110
Dead chopper transistor s/c.
Also change CNX83A optocoupler part No.4822 130 82034
14-09-04
Philips
G110
DEAD FUSE SHATTERED
FIT POWER SUPPLY SERVICE KIT
14-09-04
Philips
G110
DEAD HT LOW AT 20v ISOLATE PIN 3 LOPT + SET STARTS
SHORT ON 12v RAIL OR POSS Q7284
14-09-04
Philips
G110
Dead -PSU rep kit fitted; HT low at 40v
R3616 100R risen to 1k
14-09-04
Philips
G110
Dead with electronic trip operated
To dis trip remove R3660 - this resulted in E-W dist; T1534 315mA Wickman fuse o/c
14-09-04
Philips
G110
Does not function
Remove connector G15 and connect lamp to +148V. Lamp does not burn. Replace TS7625 (BUT18AF; 4822 130 61407) Build-in SOPS repair kit (SBC7020) Apply at the same time 2 diodes (BDY73B; 4822 130 60778) in series between basis and emittor of TS7625 (anode
14-09-04
Philips
G110
Does not function well
Replace IC 7720 (TMP47C634N-2475; 4822 310 31844) Important: also mount metal shielding with earth to R 3738
14-09-04
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