C2146TN Repair Tips
Search: C2146TN
Results 13
Results 13
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Hitachi | C2146TN | Dead / int, led lit | Check the 5v regulator IC952, 8v regulator IC951, standby regulator IC950 and the field output chip TA8427K or for dry joints on the regulators | ||
Hitachi | C2146TN series | Dead or int dead | Dry joints R956 1k (under bob of glue) | ||
Hitachi | C2146TN etc | Trips soon aft sw on | Dry joints R719/716 (LH rear of LOPTx)- hard to access, also check R905 0R5 or 2x 1R in Parallel | ||
Hitachi | C2146TN etc | No sound | TDA7263 Audio o/p chip | ||
Hitachi | C2146TN | SHUTS DOWN ONTO STANDBY | CHECK IC950,IC951 AND IC952 FOR DRY JOINTS | ||
Hitachi | C2146TN | Mode set up menu | Switch on holding in "Vol+" & "Vol-" together; Model No now displayed on screen; press 2 x rec buttons on hset together to display Vers & Standard; Version 46 V1.0 (later IC V2.0C)....Standard....I (for uk)..adjust with key 9....L.......key 8...DK.....key 0 BG.. 7...DEFAULT...0 1 to 6 alters value TV button return to 0...A18 Programme up button adjusts value.....LOO programme down value adjusts value .....If H shown set is hotel mode....and is removed by -/-- button....after adjustment put set into standby... | ||
Hitachi | C2146TN | Int st/by | IC950 dry joints | ||
Hitachi | C2146TN | Int shuts down to st/by | Dry joints IC950, 951 & 952 | ||
Hitachi | C2146TN | Int or totally dead | Check for dry joints at 5v IC952 & 8v IC951 regs, line dr tr Q701 & line dr trfmr | ||
Hitachi | C2146TN | Int field collapse | Dry joint on R710 | ||
Hitachi | C2146TN | Int cuts out | Dry joints Q951, Q952 & R952 82k, R950 56k hi res | ||
Hitachi | C2146TN | Hor lines/striations across top 1/3rd of pic | R611 270R 1/2w across scan coils dry joints (hidden behind plastic frame supporting pcb) | ||
Hitachi | C2146TN | Dead - LED lit | Check 5v reg IC952 & 8v reg IC951, IC950 st/by reg & Field o/p chip TA8427K |